Residential delivery area · Colorado
ZIP Code 80231: Denver, CO
ZIP code 80231 is in Denver, Colorado, mostly in Denver County (58% of its land) with the rest in Arapahoe County (Census 2020 ZIP-county file). About 36,000 people live there (Census Bureau, ACS 2020-2024), the 10th most populous of Denver's 43 residential ZIP codes. Median household income is $76,502 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Denver (58%) and Four Square Mile (40%), and 1% in smaller places.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Denver · 43 residential ZIPs
- County
- Denver County (58%); Arapahoe County (42%)
- Census places
- Denver (58%); Four Square Mile (40%) census-designated place
- Metro area
- Denver-Aurora-Centennial, CO
- House districts
- CO-1 (53%), CO-6 (47%) 119th Congress, by share of land
- State
- Colorado
- Time zone
- Mountain
- Land area
- 4.9 sq mi · 7,350 people per sq mi
- PO Box ZIPs
- 23 more ZIP codes use the name Denver for PO boxes or single organizations
Where is ZIP code 80231?
80231 centers on 39.671°, -104.888° and covers 4.9 square miles of land. It borders 4 ZIP codes: 80224, 80247, 80237, 80014.
The map draws ZIP code areas only. For the streets inside 80231, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 80231 compare with the rest of Denver?
| Measure | 80231 | In Denver | In Denver County | In CO |
|---|---|---|---|---|
| People (ACS 2020-2024) | 35,883 | 10th of 43 | 10th of 37 | 50th of 527 |
| Median household income | $77k | 32nd of 38 | 27th of 32 | 192nd of 277 |
| Median home value | $501k | 28th of 38 | 23rd of 32 | 154th of 311 |
Its median household income is higher than in 57% of U.S. residential ZIP codes, and it is denser than 96% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 80231?
The 2020 Census counted 36,014 people in 80231; the ACS, which samples households over 2020-2024, estimates 35,883. Between the 2010 and 2020 censuses its population grew 12.1% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 35,883
- 2020 Census count
- 36,014+12.1% since 2010 (32,127)
- Households
- 16,395
- Median age
- 33.3
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 80231?
Of the 35,883 people the ACS estimates in 80231, 21.3% are under 18 and 12.9% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (53.4%), then Hispanic or Latino (24.4%).
- Under 1821.3%
- 18 to 6465.8%
- 65 and older12.9%
- White, not Hispanic53.4%
- Hispanic or Latino24.4%
- Black, not Hispanic13.0%
- Other or two or more5.7%
- Asian, not Hispanic3.4%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 80231 earn?
Median household income is $76,502 (ACS 2020-2024), the 27th highest of the 32 ranked ZIP codes in Denver County. It is not measurably different from 2015-2019 ($72,370 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $76,502
- Income per person
- $45,948
- Below the poverty line
- 15.4%
- Unemployed (of the labor force)
- 4.8%
- Adults 25+ with a bachelor's degree
- 51.9%
- Adjusted gross income per tax return, 2022
- $79,72017,890 returns; wages 65% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 80231?
FHFA's house price index for 80231, built from repeat sales and appraisals of the same homes, rose 80% from 2015 to 2025 and rose 34% from 2020 to 2025, and moved −1.6% in 2025.
- Median home value (owners' estimate)
- $500,600
- Median gross rent
- $1,764
- Homes owned by their occupants
- 39.6%
- Housing units
- 18,268
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 80231?
953 business establishments had a location in this ZIP code in 2023, 46 fewer than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance147
- Professional, scientific, and technical services134
- Retail trade100
- Other services (except public administration)94
- Construction78
- Real estate and rental and leasing73
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 80231?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 80224 | Denver | 19,352 | $86k | 1.7 mi |
| 80247 | Denver | 29,760 | $65k | 1.9 mi |
| 80237 | Denver | 23,384 | $86k | 2.3 mi |
| 80014 | Aurora | 39,496 | $73k | 2.7 mi |
| 80222 | Denver | 23,838 | $87k | 2.1 mi (near) |
| 80012 | Aurora | 51,052 | $73k | 3.3 mi (near) |
| 80246 | Denver | 13,097 | $67k | 3.3 mi (near) |
| 80230 | Denver | 10,449 | $100k | 3.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.