Fair market rent calculator: how FMR works in 2025

Last updated 2026-07-10

What is fair market rent, exactly?

Fair market rent is HUD's estimate of what a modest, decent rental unit costs in a given market. HUD defines it as "the dollar amount below which 40 percent of the standard-quality rental housing units are rented" in that area, per 24 CFR Part 888. That's not the median. Not the average. And definitely not the top of the market. It's the 40th percentile of gross rents, and gross rent includes utilities.

That utilities piece trips people up. FMR is more than the base rent on your lease. It folds in estimated utility costs for units where the tenant pays them. So if you're looking at a unit where you cover your own electric, HUD's number already accounts for that burden. Two apartments with the same lease price can hit FMR very differently depending on who pays the light bill.

HUD publishes separate FMRs by bedroom size, from efficiency (studio) up to four bedrooms ^[1]. A two-bedroom FMR in San Jose, California, for fiscal year 2025 runs over $3,400 a month. The same two-bedroom in a rural Mississippi county can land under $750. The spread is enormous.

FMRs drive the Housing Choice Voucher program (Section 8) first, but they also set limits for other HUD-assisted programs: project-based Section 8, some HOME Investment Partnerships funding, and the Section 8 Moderate Rehabilitation program ^[1].

How does HUD calculate fair market rent each year?

HUD builds FMR from two data sources: the American Community Survey (ACS) from the Census Bureau, and a random-digit dialing (RDD) survey HUD runs by phone or mail in selected metros ^[2]. The ACS is a large, nationally representative sample of actual rents paid ^[10]. The RDD survey targets recent movers, people who moved into a unit within the past 15 months, because HUD wants to know what units rent for now, not what a long-term tenant locked in five years ago.

Here's the step most people miss. HUD doesn't just snapshot current rents. It applies a trend factor to account for rent changes between the survey reference period and the start of the new fiscal year. That trend factor pulls from Consumer Price Index data on residential rents ^[3]. This is why FMRs can jump in a single year when the CPI rent component spikes.

The geographic units are called FMR areas. Each one is a metropolitan statistical area (MSA), a metropolitan division, or a non-metro county ^[1]. In some high-cost metros, HUD publishes Small Area FMRs (SAFMRs) that drop down to the ZIP code level. More on those below.

HUD releases proposed FMRs in late spring or early summer, takes public comment, then publishes final FMRs in late summer or early fall. The FY2025 final FMRs took effect October 1, 2024 ^[4]. So when someone says "2025 fair market rents," they almost always mean the numbers for federal fiscal year 2025, not calendar year 2025.

What does the HUD fair market rent calculator actually do?

HUD's free lookup tool at huduser.gov lets you search by state, metro, county, or ZIP code and pull the FMR for any bedroom size in any area ^[4]. It isn't a calculator in the usual sense. You aren't feeding in variables and getting a formula back. You're querying a published table.

What the tool gives you:

• The FMR for efficiencies, 1BR, 2BR, 3BR, and 4BR units
• The county or metro area the address falls within
• The fiscal year the number applies to

What it does not give you:

• Your housing authority's actual payment standard (set separately, see the next section)
• Whether a specific unit will pass inspection
• What you personally will pay in rent

Search by your real address, not the city name. Metro borders aren't intuitive. A town 20 miles from a major city might sit inside the metro FMR area and get the higher rate, or it might fall in the adjacent non-metro county and get a completely different number. The address is what maps you to the correct FMR area.

How do 2025 fair market rents compare to prior years?

FY2025 FMRs run meaningfully higher than FY2022, though the rate of increase has cooled since the spike years of FY2022 and FY2023 ^[4]. HUD reported an average two-bedroom increase of roughly 8.7% for FY2023 over FY2022. FY2024 and FY2025 brought more modest bumps in many markets as CPI rent growth slowed ^[3].

The table shows sample two-bedroom FMRs for selected metros across fiscal years, so you can see how much these numbers move:

Metro Area	FY2022 2BR FMR	FY2024 2BR FMR	FY2025 2BR FMR
San Jose-Sunnyvale, CA	$2,754	$3,325	$3,416
New York-Newark, NY-NJ	$2,029	$2,410	$2,560
Chicago-Joliet, IL	$1,305	$1,568	$1,611
Dallas-Fort Worth, TX	$1,097	$1,446	$1,490
Rural Mississippi (Jones Co.)	$662	$738	$752

Source: HUD FMR documentation, FY2022 through FY2025 ^[4].

The gap between high-cost coastal metros and rural areas hasn't closed. It widened during the pandemic rent surge. A landlord in Dallas and a landlord in rural Mississippi operate in entirely different HUD realities inside the same country.

Rising FMRs generally help voucher holders because housing authorities can raise their payment standards. But there's a lag. PHAs set their standards off the FMR in effect when they last updated their schedule, and they aren't required to update every year ^[5]. So even when FMRs climb, your PHA's payment standard might not follow right away.

What's the difference between FMR and a payment standard?

This is the single most confusing thing about the voucher program, and getting it wrong costs tenants real money.

FMR is HUD's number. A regional benchmark.

The payment standard is the housing authority's number. It's what the PHA will actually pay toward your rent and utilities. Federal rules require PHAs to set the payment standard between 90% and 110% of the current FMR for each bedroom size, under 24 CFR 982.503 ^[5]. PHAs can apply to HUD for an exception payment standard above 110% in high-cost markets.

So if the two-bedroom FMR in your city is $1,500, your PHA's payment standard could legally sit anywhere from $1,350 to $1,650. Some set it at exactly 100% of FMR. Some push to 110% because local rents make units at 100% impossible to find. Some haven't touched their schedule in years and sit at 90%, which quietly makes the voucher less useful.

Your actual subsidy is the lower of two things: the payment standard, or the gross rent of your unit ^[5]. You pay the difference. If the payment standard is $1,500 and the unit rents for $1,700, you pay $200 more out of pocket, on top of your income-based contribution. If the unit rents for $1,300, the subsidy caps at that $1,300 gross rent.

Always ask your housing authority for their current payment standard schedule. Don't assume it matches FMR. The difference runs into hundreds of dollars a month.

What are Small Area Fair Market Rents and does your city use them?

Standard FMRs get set metro-wide or by county. That creates a real problem in big cities where rents swing hard by neighborhood. The FMR for the Chicago MSA is one number averaged across hundreds of ZIP codes, some with market rents twice the metro FMR and some half of it.

Small Area FMRs (SAFMRs) split the metro into ZIP code-level FMRs. A high-opportunity ZIP gets a higher SAFMR, so a voucher can actually cover rent there. A lower-cost ZIP gets a lower SAFMR that still works for that neighborhood ^[6].

HUD mandated SAFMRs for PHAs in certain large metros starting in 2017, then revised the rule ^[6]. As of FY2025, PHAs in metros where SAFMRs are required must use them. PHAs elsewhere can opt in voluntarily. The current list of mandatory SAFMR metros lives in HUD's annual FMR documentation ^[4].

For tenants, SAFMRs change the math. In a mandatory SAFMR metro, your voucher can cover rent in a well-resourced neighborhood near good schools instead of confining you to the cheapest ZIP codes. For landlords in high-cost ZIPs, the effective subsidy runs higher and competes better with market rents.

How do you use the FMR to find housing with a Section 8 voucher?

Start at HUD's FMR lookup on huduser.gov and pull the FMR for your bedroom size in the area you want ^[4]. Then call your PHA or check its website for the current payment standard for that bedroom size. Those two numbers are your budgeting anchors.

With the payment standard in hand, you know the maximum gross rent (base rent plus utilities) your voucher can cover without any out-of-pocket add-on. Find units at or below that number and you pay only your income-based portion. Go above it and you pay the excess.

Three practical points.

The utility allowance matters. Your PHA keeps a utility allowance schedule estimating monthly utility costs by unit type and who pays. If you cover all utilities and the allowance for your unit type is $150 a month, your effective max base rent is the payment standard minus $150. Get the utility allowance schedule from your PHA before you sign a lease.

Rent reasonableness is a real gate. For homes for rent with Section 8, landlords set the gross rent and then the PHA runs a rent reasonableness test under 24 CFR 982.507: the gross rent must be reasonable compared to unassisted units in the same market ^[5]. Even a rent below the payment standard has to pass. A unit at exactly FMR almost always clears it. A unit priced 20% above comparable units nearby might not.

If you're hunting for low income houses for rent and finding nothing near your payment standard, ask your PHA whether they've updated their schedule recently. A PHA running a stale 2021 schedule in a market where rents jumped 30% since then is making your voucher functionally useless.

Can landlords use FMR as a fair market rent calculator for their own pricing?

Landlords often want to know whether their asking rent works for the Section 8 program. FMR gives a useful baseline. But there's context you need.

FMR is a regional benchmark at the 40th percentile. It's intentionally modest. A landlord pricing at FMR is pricing at the bottom 40% of the market by definition, though because gross rent includes utilities, the base rent comparison looks slightly more favorable than it sounds.

For Section 8, the test isn't FMR directly. It's rent reasonableness. Under 24 CFR 982.507, the PHA compares the proposed gross rent to recent rents for comparable unassisted units in the same area, weighing size, location, amenities, housing services, and maintenance ^[5]. A unit can sit above FMR and still pass if the comparables support it. A unit can sit below FMR and still fail if the neighborhood comps are lower still.

Outside the voucher program, FMR is a decent sanity check. Price well below FMR and you're probably leaving money on the table. Price well above and you may shrink your tenant pool in ways that show up as vacancy.

Landlords weighing whether to accept vouchers can find current payment standards, inspection requirements, and the full logistics in a structured rental assistance payment guide. VoucherReady also has a one-time landlord kit that walks through the inspection checklist, HAP contract terms, and what to expect from your first PHA inspection, if you'd rather not learn all of it by trial and error.

What about fair market rent for commercial property?

That's a separate concept, and HUD's FMR system does not cover it. HUD's FMR applies only to residential rental housing.

Fair market rent for commercial property shows up in IRS transactions between related parties, eminent domain proceedings, lease renewals for business tenants, and valuation for tax or financing. There's no federal calculator for commercial FMR.

Practitioners typically use one of three approaches.

Comparable lease analysis. Pull recent lease transactions for similar space (same type, similar size, same submarket) from databases like CoStar or LoopNet, then adjust for differences in lease structure (gross vs. NNN), buildout, location, and term.

Income capitalization. Estimate what a typical tenant would pay given the property's location, traffic, and utility, then back into a per-square-foot rate consistent with market cap rates for that property type.

Appraisal. Hire a licensed commercial appraiser who applies USPAP-compliant methodology. This is the standard for IRS compliance, estate purposes, and legal disputes.

The IRS relies on fair market value and fair market rent for commercial property in related-party lease arrangements under IRC Section 482 and in estate or gift tax situations. In a deal between a business and a related individual, the rent has to be what an arm's-length party would pay. A commercial appraisal is usually the cleanest documentation.

There is no free government calculator for commercial FMR. Anyone advertising one is either building their own comparable analysis tool or selling you something. The number requires local market data.

How do exception payment standards and HUD waivers affect FMR?

PHAs in high-cost markets often can't help voucher holders find housing when the standard payment standard (90 to 110% of FMR) doesn't come close to actual rents. HUD allows two relief mechanisms.

Exception payment standards let PHAs set rates above 110% of FMR for all units in an area, or for specific hard-to-house populations, with HUD approval under 24 CFR 982.503 ^[5]. HUD has granted these in expensive metros and after natural disasters when rental markets spike.

The second mechanism works at the individual voucher level. A family that includes a person with a disability may qualify for a higher payment standard as a reasonable accommodation, even when the PHA's general schedule sits at 100% of FMR.

If you can't find a unit, ask your caseworker directly: "Does your PHA have an exception payment standard, or can I request one as an accommodation?" Plenty of people never ask and just fail to lease up.

HUD also periodically issues special purpose vouchers, like the Emergency Housing Vouchers (EHVs) created under the American Rescue Plan Act of 2021, which were allowed to use the higher of the PHA's payment standard or 120% of FMR in many markets ^[5]. These provisions change over time, so check current HUD guidance for any voucher type you hold.

Where can you look up your 2025 fair market rents right now?

HUD's official FMR data and lookup tool lives at huduser.gov. The FY2025 dataset page lets you download the full national spreadsheet or search by geography ^[4].

The path: go to huduser.gov, click Datasets, then Fair Market Rents, then select FY2025. Use the query tool to search by ZIP code or county. The page also carries the full methodology documentation, worth reading if you do any advocacy or appeals work.

Or search "[your city] housing authority payment standard" to go straight to your PHA's own schedule. Many PHAs post these as PDFs. For most voucher holders, the payment standard is more actionable than FMR.

For broader searches, HUD housing for rent listings and Section 8 rent house searches show you what's actually available at prices that overlap with your payment standard. VoucherReady's free FMR lookup lets you cross-reference current FMRs against local listings without bouncing between government sites.

One thing to watch: the FY2026 proposed FMRs typically hit the Federal Register around June or July 2025, with final numbers effective October 1, 2025. If you're planning a move late in a calendar year, watch for the new FMR announcement, because your housing authority may update its payment standard schedule when the new FMRs take effect ^[4].

How does FMR affect you when you're porting a voucher to a new city?

Porting means moving your voucher from the jurisdiction that issued it to a different housing authority's jurisdiction. Under 24 CFR 982.355, the receiving PHA either absorbs the voucher or bills it back to the issuing PHA ^[8]. Here's what changes for you: you now operate under the receiving PHA's payment standard, which is tied to that area's FMR.

That can be a big deal. Move from a low-cost market to a high-cost one and the new payment standard will almost certainly be higher, which helps. But your income hasn't changed, so your income-based contribution is the same and you're stretching into a pricier market. The higher standard helps but may not fully close the gap.

Move from a high-cost area to a lower-cost one and you usually get a lower payment standard but lower market rents too, so it often works out in your favor.

Before you initiate a port, ask both the issuing and receiving PHAs for their current payment standard schedules and look up the FMR for the destination. That gives you a realistic picture of what you can afford before you commit. Rushing a port without this homework is how people end up shocked that their voucher doesn't stretch as far in the new city.

On apts that take Section 8 in a new market, unit availability at the payment standard is often the bigger constraint than the payment standard itself.

Frequently asked questions

What is the fair market rent in my area for 2025?

Go to huduser.gov, click Datasets, then Fair Market Rents, and select the FY2025 data. Search by your ZIP code or county. The tool returns gross rent limits for efficiencies through four-bedroom units. FY2025 FMRs took effect October 1, 2024. Remember these are gross rents including estimated utilities, more than base lease amounts.

Is fair market rent the same as my Section 8 payment standard?

No. FMR is HUD's regional benchmark. Your housing authority sets its own payment standard between 90% and 110% of the local FMR. The payment standard is the actual cap on what your voucher covers. PHAs don't have to update it every time HUD updates the FMR, so always ask your PHA for their current schedule.

How often does HUD update fair market rents?

HUD publishes new FMRs every federal fiscal year. Proposed FMRs usually come out in late spring or early summer, and final FMRs take effect October 1. The FY2025 final FMRs took effect October 1, 2024. FY2026 proposed rates should publish around June or July 2025.

What percentile of rents does FMR represent?

HUD sets FMR at the 40th percentile of gross rents for standard-quality units in each area, as defined in 24 CFR Part 888. That means 40% of modest rental units in the area rent at or below the FMR. It sits below the median on purpose, to target affordable housing rather than the middle of the market.

Can a landlord charge more than fair market rent for a Section 8 unit?

A landlord can ask any rent they want, but the PHA only approves the unit if the gross rent passes a rent reasonableness test under 24 CFR 982.507. The rent must be comparable to similar unassisted units nearby. A rent above the payment standard also means the tenant pays the excess out of pocket, which limits who can actually lease it.

What is the FMR for a two-bedroom unit in high-cost cities in 2025?

FY2025 two-bedroom FMRs vary enormously. San Jose, CA tops $3,400. The New York-Newark metro is around $2,560. Dallas-Fort Worth is roughly $1,490. Rural counties can fall below $800. These are gross rents including estimated utilities. Always verify your specific area at huduser.gov, because numbers shift every fiscal year.

How do Small Area FMRs differ from regular FMRs?

Standard FMRs apply metro-wide. Small Area FMRs (SAFMRs) set separate limits by ZIP code within a metro, reflecting neighborhood-level rent variation. HUD requires SAFMRs for PHAs in certain large metros. In a SAFMR metro, your voucher can cover rent in higher-opportunity ZIP codes that a metro-wide FMR would price out.

What is fair market rent for commercial property and how is it calculated?

HUD's FMR system covers only residential units. Commercial FMR is set through comparable lease analysis (recent transactions for similar space), income capitalization, or a formal licensed appraisal. The IRS requires arm's-length commercial rent between related parties under IRC Section 482. There is no free government calculator; the number requires local market data.

What happens if my local housing authority's payment standard is below FMR?

If a PHA sets its payment standard at 90% of FMR and hasn't updated it in years, your effective subsidy is lower than the FMR implies. You can ask your PHA whether they plan to update the schedule, request a higher payment standard as a reasonable accommodation if you have a disability, or ask whether an exception payment standard exists for your area.

Does FMR include utilities?

Yes. FMR is a gross rent figure that includes estimated utility costs under 24 CFR Part 888. When you compare an apartment's rent to the payment standard, add the PHA's utility allowance for your unit type to get the gross rent. This matters a lot for units where the tenant pays utilities, because your effective base rent limit is the payment standard minus the utility allowance.

How do I know if a unit's rent is reasonable for Section 8 approval?

PHAs run a rent reasonableness test under 24 CFR 982.507, comparing the proposed gross rent to recent rents for comparable unassisted units nearby in size, location, age, and amenities. A rent at or below FMR almost always passes. A rent above the payment standard makes the tenant cover the difference. The PHA makes the final call.

Can I use HUD's FMR data to negotiate my rent as a regular (non-voucher) tenant?

FMR gives you a rough sense of where rents sit relative to the local low-to-middle market, but it's a blunt tool. It's a gross rent at the 40th percentile, so if your unit is above median quality or in a hot submarket, the FMR won't reflect current ask prices well. For negotiation, recent comparable listings in the same neighborhood are more persuasive than FMR data.

Where can I find a history of fair market rents by year for my area?

HUD's FMR dataset page at huduser.gov archives data going back many years. Each fiscal year's numbers are available as a downloadable spreadsheet or queryable tool. This is the authoritative source for any historical comparison. HUD also publishes methodology documentation for each year, which explains any changes to how the rates were calculated.

Sources

1. HUD, Fair Market Rents Overview and Program Uses: FMR defined as 40th percentile of gross rents for standard-quality units; covers efficiencies through four-bedroom units; used for Housing Choice Vouchers and other HUD programs
2. HUD, FY2025 Fair Market Rents Methodology: HUD uses ACS data and a random-digit dialing survey of recent movers as primary data sources for FMR calculation
3. Bureau of Labor Statistics, Consumer Price Index for Shelter: HUD applies a CPI-based trend factor to account for rent changes between the survey reference period and fiscal year start
4. HUD, FY2025 Fair Market Rents Final Rule: FY2025 final FMRs took effect October 1, 2024; sample two-bedroom FMRs by metro area available in full dataset
5. HUD, 24 CFR Part 982 Housing Choice Voucher Program regulations: PHAs must set payment standards between 90% and 110% of FMR per 24 CFR 982.503; rent reasonableness required under 24 CFR 982.507; subsidy capped at lower of payment standard or gross rent
6. HUD, Small Area Fair Market Rents Final Rule: SAFMRs set ZIP code-level FMRs within mandatory metros; HUD mandated for PHAs in certain large metros starting 2017
7. HUD, 24 CFR 982.355 Portability: Under 24 CFR 982.355, a receiving PHA absorbs or bills back to the issuing PHA; the tenant operates under the receiving PHA's payment standard on a port
8. HUD, 24 CFR Part 888 Section 8 Housing Assistance Payments: 24 CFR Part 888 defines FMR as the dollar amount below which 40 percent of standard-quality rental units are rented, gross rent basis
9. U.S. Census Bureau, American Community Survey: ACS is one of HUD's primary data sources for FMR calculation, providing a nationally representative sample of actual rents paid