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Union

A township of 6,437 people in Warren County, Ohio

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Now in Union

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Around town

The places and views that make it Union

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Outdoors in Union

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Map of Union: conserved land, trails and the top places to walk

Conserved land0.7%57 of 8,375 acres

Trails0.9 mi0.1 mi per sq mi

Parks & preserves79 conserved acres per 1,000 residents

1Halls Creek Woods State Nature Preserve37 acres Directions

2Rogers Park15 acres Directions

3Willard E. Spicer Memorial Park7 acres

Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US

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Know Union

The town at a glance, and the guide to how things work

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About Union

Township in Ohio, US

6,251Population

14.7 sq miArea

630 ftElevation

Union Township is one of the eleven townships of Warren County, Ohio, United States, located in the central part of the county. It was established January 3, 1815 and named Union as it was formed from parts of Deerfield and Turtlecreek Townships. The population was 6,251 as of the 2020 census.

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

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Living in Union

Health in Union

B⁻

Health Grade B−

Healthier than 52% of U.S. towns on seven CDC estimates.

Compared with Ohio

9better than OH

of 32 measures CDC estimates. The other 23 are too close to call.

Conditions 6▲ 6 close Habits 1▲ 3 close Care 1▲ 6 close Mind 1▲ 4 close Everyday needs all close

BetterToo close to callWorse

What stands out

12.3%Fewer older adults who have lost all their teethOH 15.3% · better 3%Fewer adults who have had a strokeOH 3.7% · better

Care nearby

Mercy Health Kings Mills HospitalMason · 3.5 mi · ER

Healthsource LebanonLebanon · 4.6 mi · sliding-scale fees

Primary careNo shortage

DentalNo shortage

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 45036, 45152, 45065 · CMS · HRSAHealth in Union →

Natural hazards in Union

Low

Expected storm and flood damage is higher than in 29% of U.S. communities.

🌊 Inland flooding🌪️ Tornadoes🥶 Cold waves

35Does Union flood?paid flood claims since 1995 NoneDisasters that paid out hereof 11 declared for Warren County MapUnion vs. its neighborsnearby towns shaded by rating

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

Libraries near Union

Nearest: Lebanon Public LibraryLebanon · 3.2 miles · 58 hrs a week

Famous people from UnionWriters, athletes, leaders and more who were born in Union.Meet them →

Where Union is

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Locator map of Union — Wikimedia Commons · Map: Ruhrfisch and Nyttend · CC BY-SA 3.0

Location map

Ohio · OH · Warren CountyTown boundary on OpenStreetMap →

How things work in Union

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