Residential delivery area · Ohio
ZIP Code 45056: Oxford, OH
ZIP code 45056 uses the postal name Oxford, Ohio and lies entirely in Butler County (Census 2020 ZIP-county file). About 27,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $49,233 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Oxford (10%) and Darrtown (3%); 86% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Oxford · its only residential ZIP
- County
- Butler County
- Census places
- Oxford (10%); Darrtown (3%) census-designated place
- Metro area
- Cincinnati, OH-KY-IN
- House district
- OH-8 119th Congress
- State
- Ohio
- Time zone
- Eastern
- Land area
- 74.7 sq mi · 366 people per sq mi
Where is ZIP code 45056?
45056 centers on 39.487°, -84.738° and covers 74.7 square miles of land plus 0.3 of water. It borders 7 ZIP codes: 47010, 45013, 45003, 45064, 45053, 45311, 47012.
The map draws ZIP code areas only. For the streets inside 45056, 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 45056 compare with the rest of Butler County?
| Measure | 45056 | In Butler County | In OH |
|---|---|---|---|
| People (ACS 2020-2024) | 27,376 | 7th of 18 | 130th of 1,233 |
| Median household income | $49k | 12th of 13 | 673rd of 755 |
| Median home value | $251k | 6th of 15 | 193rd of 810 |
Its median household income is higher than in 13% of U.S. residential ZIP codes, and it is denser than 69% 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 45056?
The 2020 Census counted 28,892 people in 45056; the ACS, which samples households over 2020-2024, estimates 27,376. Between the 2010 and 2020 censuses its population grew 6.9% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 27,376
- 2020 Census count
- 28,892+6.9% since 2010 (27,038)
- Households
- 8,371
- Median age
- 21.6
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 45056?
Of the 27,376 people the ACS estimates in 45056, 11.3% are under 18 and 11.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (80.0%).
- Under 1811.3%
- 18 to 6476.9%
- 65 and older11.7%
- White, not Hispanic80.0%
- Asian, not Hispanic6.8%
- Other or two or more5.8%
- Black, not Hispanic4.6%
- Hispanic or Latino2.8%
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 45056 earn?
Median household income is $49,233 (ACS 2020-2024), the 12th highest of the 13 ranked ZIP codes in Butler County. It is not measurably different from 2015-2019 ($54,433 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $49,233±$9,129
- Income per person
- $26,069
- Below the poverty line
- 36.1%
- Unemployed (of the labor force)
- 11.5%
- Adults 25+ with a bachelor's degree
- 52.1%
- Adjusted gross income per tax return, 2022
- $78,7717,280 returns; wages 60% 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 45056?
FHFA's house price index for 45056, built from repeat sales and appraisals of the same homes, rose 86% from 2015 to 2025 and rose 50% from 2020 to 2025, and moved +5.1% in 2025.
- Median home value (owners' estimate)
- $250,700
- Median gross rent
- $1,029
- Homes owned by their occupants
- 47.8%
- Housing units
- 9,720
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 45056?
365 business establishments had a location in this ZIP code in 2023, 6 more than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services75
- Retail trade51
- Health care and social assistance46
- Other services (except public administration)45
- Construction33
- Real estate and rental and leasing26
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 45056?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 47010 | Bath, IN | 207 | – | 6.0 mi |
| 45013 | Hamilton | 53,998 | $74k | 6.8 mi |
| 45003 | College Corner | 839 | $71k | 7.3 mi |
| 45064 | Somerville | 3,373 | $103k | 8.9 mi |
| 45053 | Okeana | 3,718 | $109k | 9.6 mi |
| 45311 | Camden | 5,701 | $69k | 10.6 mi |
| 47012 | Brookville, IN | 10,733 | $85k | 13.7 mi |
| 47003 | West College Corner, IN | 1,182 | $80k | 7.2 mi (near) |
| 45062 | Seven Mile | 511 | $53k | 9.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.