Residential delivery area · Ohio
ZIP Code 45154: Mount Orab, OH
ZIP code 45154 uses the postal name Mount Orab, Ohio and lies mostly in Brown County (89% of its land) with the rest in Highland County (Census 2020 ZIP-county file). About 9,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $74,087 (Census Bureau, ACS 2020-2024). By Census place, 13% of its land lies in Mount Orab; 86% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Mount Orab · its only residential ZIP
- County
- Brown County (89%); Highland County (11%)
- Census places
- Mount Orab
- Metro area
- Cincinnati, OH-KY-IN
- House district
- OH-2 119th Congress
- State
- Ohio
- Time zone
- Eastern
- Land area
- 65.5 sq mi · 137 people per sq mi
Where is ZIP code 45154?
45154 centers on 39.063°, -83.917° and covers 65.5 square miles of land plus 0.3 of water. It borders 5 ZIP codes: 45176, 45171, 45118, 45106, 45142.
The map draws ZIP code areas only. For the streets inside 45154, 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 45154 compare with the rest of Brown County?
| Measure | 45154 | In Brown County | In OH |
|---|---|---|---|
| People (ACS 2020-2024) | 8,969 | 5th of 19 | 406th of 1,233 |
| Median household income | $74k | 3rd of 12 | 336th of 755 |
| Median home value | $234k | 2nd of 15 | 258th of 810 |
Its median household income is higher than in 53% of U.S. residential ZIP codes, and it is denser than 58% 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 45154?
The 2020 Census counted 9,439 people in 45154; the ACS, which samples households over 2020-2024, estimates 8,969. Between the 2010 and 2020 censuses its population grew 2.9% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 8,969
- 2020 Census count
- 9,439+2.9% since 2010 (9,172)
- Households
- 3,062
- 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 45154?
Of the 8,969 people the ACS estimates in 45154, 29.3% are under 18 and 13.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (97.8%).
- Under 1829.3%
- 18 to 6457.3%
- 65 and older13.4%
- White, not Hispanic97.8%
- Other or two or more1.7%
- Asian, not Hispanic0.3%
- Hispanic or Latino0.2%
- Black, not Hispanic0.0%
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 45154 earn?
Median household income is $74,087 (ACS 2020-2024), the 3rd highest of the 12 ranked ZIP codes in Brown County. It is not measurably different from 2015-2019 ($78,411 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $74,087±$11,355
- Income per person
- $29,398
- Below the poverty line
- 27.9%
- Unemployed (of the labor force)
- 4.3%
- Adults 25+ with a bachelor's degree
- 14.7%
- Adjusted gross income per tax return, 2022
- $58,2764,390 returns; wages 77% 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 45154?
FHFA's house price index for 45154, built from repeat sales and appraisals of the same homes, rose 101% from 2015 to 2025 and rose 55% from 2020 to 2025, and moved +3.7% in 2025.
- Median home value (owners' estimate)
- $234,200
- Median gross rent
- $789
- Homes owned by their occupants
- 77.0%
- Housing units
- 3,268
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 45154?
159 business establishments had a location in this ZIP code in 2023, 13 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance31
- Retail trade27
- Other services (except public administration)24
- Accommodation and food services21
- Finance and insurance11
- Manufacturing10
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 45154?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 45176 | Williamsburg | 10,072 | $68k | 6.2 mi |
| 45171 | Sardinia | 5,752 | $74k | 7.3 mi |
| 45118 | Fayetteville | 3,703 | $98k | 7.6 mi |
| 45106 | Bethel | 11,699 | $71k | 11.4 mi |
| 45142 | Lynchburg | 4,187 | $67k | 11.7 mi |
| 45155 | Mowrystown | 510 | $73k | 9.0 mi (near) |
| 45130 | Hamersville | 4,206 | $83k | 11.6 mi (near) |
| 45158 | Newtonsville | 787 | $81k | 11.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.