ZIP rent profile
80027 Louisville, CO Fair Market Rent
FY 2026 HUD Fair Market Rent for ZIP 80027 in Boulder, based on the county-level FMR schedule.
- $1,795
- 1-bedroom FMR / mo
- +87%
- vs US average
- $71,800
- Income needed (30% rule)
Louisville, CO — Boulder. Population: 31,034 (Census). FY 2026 HUD Fair Market Rents.
How this rate was derived: HUD publishes Fair Market Rent at the county level - not per ZIP code. ZIP 80027 is shown here with the FMR for Boulder, CO, the HUD-defined area it belongs to. Apartments in this ZIP may rent above or below the FMR, which represents HUD's 40th-percentile gross-rent estimate for the FMR area.
Rent in ZIP 80027 (Louisville) is 87% above the national average and 55% above the state average. A 1-bedroom costs $1,795/mo compared to $959 nationally. FMR is based on Boulder rates set by HUD. You need at least $71,800/year to afford a 1-bedroom here (30% rule).
What rent in ZIP 80027 actually means
HUD does not publish Fair Market Rents at the ZIP code level, it publishes them per FMR area, which is either a metropolitan statistical area or a non-metro county. ZIP 80027 (Louisville, CO) sits inside Boulder, so HUD's FY 2026 FMR for this ZIP is the county FMR: $1,795 for a 1-bedroom, with a studio at $1,553, 2-bedroom at $2,124, 3-bedroom at $2,820, and 4-bedroom at $3,239. These figures represent the 40th percentile of gross rents (including utilities except telephone), meaning roughly 60% of standard-quality units in the FMR area rent for more. Section 8 Housing Choice Voucher payment standards are set between 90% and 110% of this FMR.
Because HUD uses county-level FMR, every ZIP inside Boulder shares the same baseline, a wealthy ZIP and a lower-cost ZIP in the same county will both show identical HUD figures even when street-level market rents differ substantially. Some metro areas participate in HUD's Small Area FMR program, which replaces a single metro FMR with ZIP-specific FMRs to give voucher holders access to higher-opportunity neighborhoods; if ZIP 80027 falls inside a SAFMR metro, its effective payment standard may differ. Against the national benchmark the 1-bedroom FMR here is 87% above the US average of $959, and 55% above the CO state average of $1,161. Year-over-year, the 1-bedroom moved up5.5% from FY 2025 ($1,702) to FY 2026.
For budgeting, the 30% affordability rule says rent should not exceed 30% of gross household income. At the FY 2026 1-bedroom FMR of $1,795, that implies a household income of $71,800 per year (about $5,983/month) to avoid being cost-burdened, a 2-bedroom at $2,124 lifts that threshold higher still. ZIP 80027 has a population of 31,034 residents, so the gap between these FMR figures and local wages shapes how many households qualify as rent-burdened (paying more than 30% of income) or severely burdened (above 50%). For renters comparing ZIP codes inside Boulder, FMR will be identical, the real variation comes from school quality, commute, and private-market premiums not captured in HUD data.
Fair Market Rents (2026)
Affordability Snapshot
Based on the standard that rent should not exceed 30% of gross income:
County Information
ZIP 80027 is in Boulder. HUD sets Fair Market Rents at the county level, so all ZIP codes within Boulder share the same FMR.
Nearby ZIP Codes in Boulder
Frequently Asked Questions
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Data source: U.S. Department of Housing and Urban Development, FY 2026 Fair Market Rents. ZIP-to-county mapping from U.S. Census Bureau. FMRs are set at the county or metro level; individual ZIP code rents may vary.
Read our methodology - how this data is sourced, computed, and verified.