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ZIP code 45039: Maineville, OH

45039 is a ZIP code in Maineville, Ohio, mainly in Warren County, part of the Cincinnati, OH-KY-IN metro area. About 28,335 people live here.

Population
28,335
Median household income
$108,794
Typical home value
$395,500+1% in 12 months
Median rent
$1,677gross, per month
Median age
39.5
Homeowners
83.8%of occupied homes
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Shaded: ZIP code 45039's area. Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 milesWithin 25 miles

ZIP code 45039 details

CityMaineville
StateOhio
CountyWarren County
Metro areaCincinnati, OH-KY-IN
Time zoneEastern Time (UTC−5), observes daylight saving time
TypeStandard (delivery area)
Land area15.6 sq mi, plus 0.4 sq mi of water
Population density1,821 people per sq mi
Bachelor's degree or higher51.6% of adults 25+
Average commute25.3 minutes
Center coordinates39.32741, -84.23669

Median rent in 45039 by bedrooms

SizeMedian gross rent
1 bedroom$1,295/mo
2 bedrooms$1,544/mo
3 bedrooms$2,215/mo
4 bedrooms$2,409/mo

Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.

ZIP codes near 45039

ZIP codeCityDistancePopulation
45034Kings Mills, OH2.1 mi968
45065South Lebanon, OH3.2 mi7,053
45040Mason, OH4.4 mi59,518
45140Loveland, OH5.1 mi57,211
45249Cincinnati, OH6.0 mi14,490
45152Morrow, OH6.4 mi14,850
45036Lebanon, OH8.1 mi42,204
45242Cincinnati, OH8.5 mi22,623

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Buying a home in 45039?

A typical home in ZIP code 45039 is worth about $395,500 (Zillow Home Value Index). The median household here earns $108,794 a year. See what buying here would cost per month, with Ohio average taxes and insurance filled in.

Monthly payment for a $395,500 homeWhat can a $108,794 income afford?Rental property numbers

About ZIP code 45039

What city is ZIP code 45039?

ZIP code 45039 is in Maineville, OH, in Warren County.

What county is ZIP code 45039 in?

45039 is mainly in Warren County, Ohio.

What is the population of ZIP code 45039?

About 28,335 people live in ZIP code 45039, according to the American Community Survey 2020–2024 5-year estimates.

What time zone is ZIP code 45039 in?

45039 is in Eastern Time (UTC−5). It observes daylight saving time.