ZIP code · Mount Orab · Ohio · United States

ZIP code 45154 — Mount Orab

ZIP code 45154 serves Mount Orab, Ohio.

Postal code
45154
Single source Value from one source, not cross-checked.
City
Mount Orab
County
Brown FIPS 39015
State
Ohio
Country
United States
Coordinates
39.0454, -83.9480 — precision precise (locality)
View on OpenStreetMap
Population
9,094 (ZCTA, ACS 5-year)
Population density
139 / sq mi
Land area
65.5 sq mi (169.7 km²) (ZCTA, ACS 5-year)
Median household income
$77,345
Per-capita income
$31,190
Median age
35.2
Households
3,296
Housing units
3,569
Median home value
$185,100
Median gross rent
$859 / month
Congressional district
OH-2 (119th Congress)
USDA hardiness zone
6b (-5 to 0 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/New_York (UTC−5 / UTC−4 DST)
Area codes
326, 937
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Jul (avg high 87°F), coldest Jan (avg low 23°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F414656687684878680695646
Avg low °F232533425361656356443528
Precip in3.73.34.54.64.95.25.03.03.33.33.13.7

NOAA 1991–2020 climate normals from the nearest station: AUGUSTA 2 (19.3 mi) · NOAA NCEI

Places in ZIP 45154

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page