ZIP 37421 fair market rent
HUD rent benchmarks, FY2025–2027. Compare bedrooms and ZIPs.
3-bedroom gross-rent benchmark
$2,140 / month
-6.1% from FY2026
FY2027 · current · effective Oct 1, 2026
Includes tenant-paid basic utilities. HUD benchmarks are not asking rents or approved voucher payments.
Published HUD schedules
HUD schedule changes, not observed rent growth.
Rent by bedroom
| Bedrooms | FY2025 | FY2026 | FY2027 |
|---|---|---|---|
| Studio | $1,590 | $1,590 | $1,520 |
| 1 bedroom | $1,660 | $1,660 | $1,590 |
| 2 bedrooms | $1,840 | $1,830 | $1,730 |
| 3 bedrooms | $2,320 | $2,280 | $2,140 |
| 4 bedrooms | $2,510 | $2,440 | $2,270 |
Compare ZIP benchmarks
Other ZIPs in the same HUD area. These are rent comparisons, not property-specific comps.
Rental housing in ZCTA 37421
2020–2024 ACS 5-year. Census ZCTAs approximate postal ZIP codes; their boundaries are not identical.
Renter-occupied homes
8,875
39.8% of occupied homes are rented.
Rental home types
- Single-unit houses
- 25.7%
- Buildings with 2–4 units
- 10.7%
- Buildings with 5+ units
- 61.7%
- Other rental housing
- 1.9%
Rent as a share of income
42.2%
Spend at least 30% of household income on gross rent.
22.9% spend at least half.
Estimates, margins of error & definitions
These are pooled 2020–2024 survey estimates, not current listing data. Single-unit houses include detached and attached homes. Rent-burden percentages exclude households for which the ratio could not be calculated.
| Measure | Estimate | Margin of error |
|---|---|---|
| Renter-occupied homes | 8,875 | ± 820 |
| Renter share of occupied homes | 39.8% | ± 3.3 pp |
| Single-unit houses | 25.7% | ± 3.8 pp |
| Buildings with 2–4 units | 10.7% | ± 3.3 pp |
| Buildings with 5+ units | 61.7% | ± 7.3 pp |
| Other rental housing | 1.9% | ± 1.3 pp |
| Rent is 30% or more of income | 42.2% | ± 5.2 pp |
| Rent is 50% or more of income | 22.9% | ± 4.2 pp |
U.S. Census Bureau, 2020–2024 ACS 5-year tables B25003, B25032 and B25070. Statistical guidance.
Download Census estimates & margins of errorUse this rent in a property analysis
Adjust for tenant-paid utilities or enter the rent you expect to collect.
Utilities default to an editable $150/month. Only rent carries over; enter your price, financing and costs in the analyzer.
HUD sources, dates & coverage
HUD Small Area Fair Market Rents are monthly gross-rent benchmarks for postal ZIP codes. They include basic tenant-paid utilities, excluding phone, cable and internet. They do not determine an individual housing authority's payment standard, approved rent or a tenant's subsidy.
Chattanooga, TN-GA MSA. FY2025 ZIP schedule (effective Oct 1, 2024; source file revised Apr 28, 2025) · FY2026 ZIP schedule (effective Oct 1, 2025; source file revised May 21, 2026) · FY2027 ZIP schedule (effective Oct 1, 2026).
HUD data checked Sep 22, 2026. Census context: 2020–2024 ACS 5-year. How Census ZCTAs differ from postal ZIP codes.