Residential delivery area · Colorado
ZIP Code 80138: Parker, CO
ZIP code 80138 uses the postal name Parker, Colorado and lies mostly in Douglas County (55% of its land) with the rest in Elbert County (Census 2020 ZIP-county file). About 37,000 people live there (Census Bureau, ACS 2020-2024), the less populous of Parker's 2 residential ZIP codes. Median household income is $145,013 (Census Bureau, ACS 2020-2024). By Census place, 10% of its land lies in Parker, and 1% in smaller places; 89% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Parker · 2 residential ZIPs
- County
- Douglas County (55%); Elbert County (45%)
- Census places
- Parker
- Metro area
- Denver-Aurora-Centennial, CO
- House districts
- CO-4 (96%), CO-6 (4%) 119th Congress, by share of land
- State
- Colorado
- Time zone
- Mountain
- Land area
- 62.0 sq mi · 595 people per sq mi
Where is ZIP code 80138?
80138 centers on 39.518°, -104.671° and covers 62.0 square miles of land plus 0.1 of water. It borders 4 ZIP codes: 80016, 80134, 80107, 80137.
The map draws ZIP code areas only. For the streets inside 80138, 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 80138 compare with the rest of Parker?
| Measure | 80138 | In Parker | In Douglas County | In CO |
|---|---|---|---|---|
| People (ACS 2020-2024) | 36,895 | 2nd of 2 | 5th of 18 | 44th of 527 |
| Median household income | $145k | 2nd of 2 | 10th of 16 | 21st of 277 |
| Median home value | $724k | 1st of 2 | 10th of 17 | 52nd of 311 |
Its median household income is higher than in 96% of U.S. residential ZIP codes, and it is denser than 74% 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 80138?
The 2020 Census counted 34,337 people in 80138; the ACS, which samples households over 2020-2024, estimates 36,895. Between the 2010 and 2020 censuses its population grew 15.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 36,895
- 2020 Census count
- 34,337+15.3% since 2010 (29,786)
- Households
- 12,447
- Median age
- 40.2
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 80138?
Of the 36,895 people the ACS estimates in 80138, 24.1% are under 18 and 14.0% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (76.3%), then Hispanic or Latino (12.1%).
- Under 1824.1%
- 18 to 6461.8%
- 65 and older14.0%
- White, not Hispanic76.3%
- Hispanic or Latino12.1%
- Other or two or more6.1%
- Asian, not Hispanic4.0%
- Black, not Hispanic1.5%
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 80138 earn?
Median household income is $145,013 (ACS 2020-2024), the 10th highest of the 16 ranked ZIP codes in Douglas County. It is not measurably different from 2015-2019 ($149,344 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $145,013
- Income per person
- $64,516
- Below the poverty line
- 5.5%
- Unemployed (of the labor force)
- 3.7%
- Adults 25+ with a bachelor's degree
- 51.1%
- Adjusted gross income per tax return, 2022
- $135,18216,960 returns; wages 70% 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 80138?
FHFA's house price index for 80138, built from repeat sales and appraisals of the same homes, rose 86% from 2015 to 2025 and rose 38% from 2020 to 2025, and moved +2.6% in 2025.
- Median home value (owners' estimate)
- $723,600
- Median gross rent
- $2,036
- Homes owned by their occupants
- 79.4%
- Housing units
- 12,775
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 80138?
849 business establishments had a location in this ZIP code in 2023, 88 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services154
- Construction138
- Health care and social assistance128
- Other services (except public administration)79
- Real estate and rental and leasing72
- Retail trade53
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 80138?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 80016 | Aurora | 68,268 | $151k | 5.9 mi |
| 80134 | Parker | 80,302 | $147k | 6.3 mi |
| 80107 | Elizabeth | 15,102 | $135k | 9.0 mi |
| 80137 | Watkins | 1,689 | $135k | 14.1 mi |
| 80015 | Aurora | 72,316 | $125k | 10.0 mi (near) |
| 80108 | Castle Rock | 36,730 | $181k | 11.0 mi (near) |
| 80112 | Englewood | 36,816 | $109k | 11.0 mi (near) |
| 80013 | Aurora | 73,248 | $101k | 11.2 mi (near) |
| 80124 | Lone Tree | 22,555 | $130k | 11.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.