Harlan Township is one of the eleven townships of Warren County, Ohio, United States. It is located in the southeast corner of the county. The population was 4,929 as of the 2020 census.

Official town website ↗

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

How Harlan ranks

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#137Highest income in OH #242Fewest uninsured in OH #245Fastest growing in OH All OH rankings →

Town numbers

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Living in Harlan

Work & commute in Harlan

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Most working residents leave Harlan for work: only 4% work in town. The top destinations are Cincinnati (9%), Lebanon (6%) and Mason (6%). Half commute less than 18 miles.

Cincinnati

Lebanon

Mason

Blue Ash

4%Work in townlive and work in Harlan 18 miWhere do people commute?the commute map 455Jobs based herea commuter town

Census LEHD 2023 · ACSWork & commute in Harlan →

Health in Harlan

B⁻

Health Grade B−

Healthier than 47% of U.S. towns on seven CDC estimates.

Compared with Ohio

4better than OH

of 32 measures CDC estimates. The other 28 are too close to call.

Conditions all close Habits all close Care all close Mind all close Everyday needs 4▲ 0 close

BetterToo close to callWorse

What stands out

11.7%Fewer adults facing food insecurityOH 14.1% · better 6.9%Fewer adults facing a utility shut-offOH 8.3% · better

Care nearby

Mercy Health Kings Mills HospitalMason · 10.5 mi · ER

Healthsource LovelandLoveland · 8.8 mi · sliding-scale fees

Primary careNo shortage

DentalNo shortage

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 45162, 45107, 45152 · CMS · HRSAHealth in Harlan →

Natural hazards in Harlan

Low

Expected storm and flood damage is higher than in 23% of U.S. communities.

🌊 Inland flooding🌪️ Tornadoes🥶 Cold waves

0Does Harlan flood?no paid flood claims on record 2Disasters that paid out herefederal disasters sent FEMA money to Harlan MapHarlan vs. its neighborsnearby towns shaded by rating

FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Harlan →

Climate in Harlan

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Harlan has chilly winters and warm summers. A typical July afternoon reaches 85°, a January night drops to 22°, and about 14 inches of snow falls in a normal winter.

41° / 25°Winter

64° / 42°Spring

84° / 62°Summer

66° / 44°Fall

How much snow does Harlan get?About 14 inches a winter.Rain & snow →When is the first frost?Around Oct 22, with the last in spring around Apr 17.Frost dates →Is it warmer than it used to be?+1.3° vs. the 20th century.Then & now →

NOAA U.S. Climate Normals, 1991–2020Climate in Harlan →

Schools in Harlan

All Harlan schools →

A⁻

School Grade A-

The public schools Harlan’s kids attend, from kindergarten through graduation, outperform 79% of Ohio’s districts on state tests and graduation. Among towns with similar incomes, they sit near the middle.

Schools2

Village Christian SchoolHigh · Grades 7–12 · 20 students Cozaddale Baptist AcademyOther · Grades 2–11 · 36 students

School data from the U.S. Department of Education (NCES, EDFacts). The School Grade is our own summary of state test results and graduation rates, graded within OH. Ratings are from neighbors.