Residential delivery area · Ohio
ZIP Code 45203: Cincinnati, OH
ZIP code 45203 is in Cincinnati, Ohio, entirely in Hamilton County (Census 2020 ZIP-county file). About 2,400 people live there (Census Bureau, ACS 2020-2024), the 45th most populous of Cincinnati's 46 residential ZIP codes. Median household income is $21,973 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2021
- ZBP2023
- IRS2022
- Town
- Cincinnati · 46 residential ZIPs
- County
- Hamilton County
- Census places
- Cincinnati
- Neighborhood
- Lincoln Court GeoNames
- Metro area
- Cincinnati, OH-KY-IN
- House district
- OH-1 119th Congress
- State
- Ohio
- Time zone
- Eastern
- Land area
- 1.2 sq mi · 2,035 people per sq mi
- PO Box ZIPs
- 25 more ZIP codes use the name Cincinnati for PO boxes or single organizations
Where is ZIP code 45203?
45203 centers on 39.105°, -84.534° and covers 1.2 square miles of land plus 0.1 of water. It borders 3 ZIP codes: 45214, 45202, 45204.
The map draws ZIP code areas only. For the streets inside 45203, 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); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 45203 compare with the rest of Cincinnati?
| Measure | 45203 | In Cincinnati | In Hamilton County | In OH |
|---|---|---|---|---|
| People (ACS 2020-2024) | 2,436 | 45th of 46 | 49th of 56 | 728th of 1,233 |
| Median household income | $22k | not ranked | not ranked | not ranked |
| Median home value | $357k | not ranked | not ranked | not ranked |
45203's median household income is not ranked: its 90% margin of error (±$19,688) is more than a quarter of the figure ($21,973); 45203's median home value is not ranked: its 90% margin of error (±$120,902) is more than a quarter of the figure ($356,900). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 85% of 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 45203?
The 2020 Census counted 2,365 people in 45203; the ACS, which samples households over 2020-2024, estimates 2,436. Between the 2010 and 2020 censuses its population grew 5.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 2,436±504 (90% margin)
- 2020 Census count
- 2,365+5.8% since 2010 (2,236)
- Households
- 1,108
- Median age
- 33.6
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 45203?
Of the 2,436 people the ACS estimates in 45203, 19.6% are under 18 and 8.3% are 65 or older. The largest group by race and Hispanic origin is Black (not Hispanic) (59.0%), then White (not Hispanic) (25.3%).
- Under 1819.6%
- 18 to 6472.1%
- 65 and older8.3%
- Black, not Hispanic59.0%
- White, not Hispanic25.3%
- Asian, not Hispanic8.2%
- Hispanic or Latino3.9%
- Other or two or more3.6%
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 45203 earn?
Median household income is $21,973 (ACS 2020-2024). It is not measurably different from 2015-2019 ($21,362 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $21,973±$19,688
- Income per person
- $34,156
- Below the poverty line
- 53.8%
- Unemployed (of the labor force)
- 13.8%
- Adults 25+ with a bachelor's degree
- 35.6%
- Adjusted gross income per tax return, 2022
- $56,703870 returns; wages 80% 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 45203?
- Median home value (owners' estimate)
- $356,900
- Median gross rent
- $724
- Homes owned by their occupants
- 23.0%
- Housing units
- 1,196
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 45203?
207 business establishments had a location in this ZIP code in 2023, 19 fewer than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services32
- Wholesale trade27
- Other services (except public administration)17
- Retail trade14
- Real estate and rental and leasing14
- Manufacturing13
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 45203?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 45214 | Cincinnati | 8,630 | $28k | 0.7 mi |
| 45202 | Cincinnati | 17,869 | $96k | 1.6 mi |
| 45204 | Cincinnati | 8,412 | $31k | 2.6 mi |
| 41016 | Covington, KY | 5,795 | $71k | 1.4 mi (near) |
| 45219 | Cincinnati | 20,012 | $36k | 1.9 mi (near) |
| 45205 | Cincinnati | 18,651 | $44k | 2.3 mi (near) |
| 41011 | Covington, KY | 26,981 | $70k | 2.6 mi (near) |
| 45267 | Cincinnati | 2 | – | 2.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.