Residential delivery area · Oklahoma
ZIP Code 73121: Oklahoma City, OK
ZIP code 73121 is in Oklahoma City, Oklahoma, entirely in Oklahoma County (Census 2020 ZIP-county file). About 3,100 people live there (Census Bureau, ACS 2020-2024), the 42nd most populous of Oklahoma City's 43 residential ZIP codes. Median household income is $80,030 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Oklahoma City (69%), Forest Park (19%) and Lake Aluma (3%); 9% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Oklahoma City · 43 residential ZIPs
- County
- Oklahoma County
- Census places
- Oklahoma City (69%); Forest Park (19%); Lake Aluma (3%)
- Metro area
- Oklahoma City, OK
- House district
- OK-5 119th Congress
- State
- Oklahoma
- Time zone
- Central
- Land area
- 9.7 sq mi · 317 people per sq mi
- PO Box ZIPs
- 33 more ZIP codes use the name Oklahoma City for PO boxes or single organizations
Where is ZIP code 73121?
73121 centers on 35.520°, -97.445° and covers 9.7 square miles of land plus 0.0 of water. It borders 5 ZIP codes: 73111, 73141, 73117, 73151, 73131.
The map draws ZIP code areas only. For the streets inside 73121, 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 73121 compare with the rest of Oklahoma City?
| Measure | 73121 | In Oklahoma City | In Oklahoma County | In OK |
|---|---|---|---|---|
| People (ACS 2020-2024) | 3,075 | 42nd of 43 | 51st of 54 | 244th of 664 |
| Median household income | $80k | 10th of 36 | 15th of 44 | 52nd of 343 |
| Median home value | $257k | 14th of 37 | 18th of 46 | 44th of 346 |
Its median household income is higher than in 62% of U.S. residential ZIP codes, and it is denser than 68% 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 73121?
The 2020 Census counted 3,218 people in 73121; the ACS, which samples households over 2020-2024, estimates 3,075. Between the 2010 and 2020 censuses its population grew 5.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 3,075±547 (90% margin)
- 2020 Census count
- 3,218+5.4% since 2010 (3,053)
- Households
- 1,254
- Median age
- 47.8
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 73121?
Of the 3,075 people the ACS estimates in 73121, 20.5% are under 18 and 28.0% are 65 or older. The largest group by race and Hispanic origin is Black (not Hispanic) (47.5%), then White (not Hispanic) (35.3%).
- Under 1820.5%
- 18 to 6451.4%
- 65 and older28.0%
- Black, not Hispanic47.5%
- White, not Hispanic35.3%
- Hispanic or Latino11.1%
- Other or two or more5.1%
- Asian, not Hispanic1.0%
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 73121 earn?
Median household income is $80,030 (ACS 2020-2024), the 15th highest of the 44 ranked ZIP codes in Oklahoma County. It is not measurably different from 2015-2019 ($75,153 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $80,030±$12,634
- Income per person
- $41,815
- Below the poverty line
- 12.5%
- Unemployed (of the labor force)
- 3.7%
- Adults 25+ with a bachelor's degree
- 29.6%
- Adjusted gross income per tax return, 2022
- $93,4831,450 returns; wages 46% 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 73121?
FHFA's house price index for 73121, built from repeat sales and appraisals of the same homes, rose 102% from 2015 to 2025 and rose 74% from 2020 to 2025, and moved +14.8% in 2025.
- Median home value (owners' estimate)
- $257,400
- Median gross rent
- $971
- Homes owned by their occupants
- 77.2%
- Housing units
- 1,451
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 73121?
82 business establishments had a location in this ZIP code in 2023, 3 fewer than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction13
- Retail trade7
- Administrative and support and waste management and remediation services7
- Management of companies and enterprises6
- Arts, entertainment, and recreation6
- Other services (except public administration)6
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 73121?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 73111 | Oklahoma City | 10,727 | $40k | 1.8 mi |
| 73141 | Oklahoma City | 3,562 | $59k | 2.8 mi |
| 73117 | Oklahoma City | 6,225 | $23k | 3.3 mi |
| 73151 | Oklahoma City | 2,254 | $147k | 3.9 mi |
| 73131 | Oklahoma City | 3,845 | $138k | 4.2 mi |
| 73105 | Oklahoma City | 5,900 | $50k | 3.3 mi (near) |
| 73104 | Oklahoma City | 3,692 | $66k | 4.5 mi (near) |
| 73103 | Oklahoma City | 5,486 | $55k | 4.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.