Union Township is a civil township of Branch County in the U.S. state of Michigan. The population was 2,942 at the 2020 census. The village of Union City is the only incorporated municipality in the township. The only other settlement in the primarily agricultural township is the unincorporated community of Hodunk, situated on the boundary with adjacent Girard Township near the junction of Hog Creek and the Coldwater River. Hodunk is at 42°00′53″N 85°03′42″W. The FIPS place code is 38580.

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How Union ranks

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#39Lowest property tax in MI #56Most affordable in MI #170Cheapest rent in MI All MI rankings →

Town numbers

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Living in Union

Work & commute in Union

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Most working residents leave Union for work: only 6% work in town. The top destinations are Coldwater (16%), Battle Creek (9%) and Marshall (6%). Half commute less than 18 miles.

Coldwater

16%

Battle Creek

Marshall

Coldwater

6%Work in townlive and work in Union 18 miWhere do people commute?the commute map 331Jobs based herea commuter town

Census LEHD 2021 · ACSWork & commute in Union →

Health in Union

C⁻

Health Grade C−

Healthier than 20% of U.S. towns on seven CDC estimates.

Compared with Michigan

12worse than MI

of 32 measures CDC estimates. The other 20 are too close to call.

Conditions 6▼ 6 close Habits 1▼ 3 close Care 2▼ 5 close Mind 3▼ 2 close Everyday needs all close

BetterToo close to callWorse

What stands out

14.6%More older adults who have lost all their teethMI 10.2% · worse 10.8%More adults with COPDMI 8.1% · worse 18.9%More smokersMI 14.6% · worse

Care nearby

Insight Hospital and Medical Center ColdwaterColdwater · 9.2 mi · ER

Grace HealthBattle Creek · 20.8 mi · sliding-scale fees

Primary careShortage · county-wide

DentalShortage · county-wide

Mental healthNo shortage

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 49094, 49036 · CMS · HRSAHealth in Union →

Natural hazards in Union

Low

Expected storm and flood damage is higher than in 30% of U.S. communities.

🌊 Inland flooding🌪️ Tornadoes🥶 Cold waves

7Does Union flood?paid flood claims since 2017 NoneDisasters that paid out hereof 4 declared for Branch County MapUnion vs. its neighborsnearby towns shaded by rating

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

Climate in Union

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Union has chilly, snowy winters and pleasant summers. A typical July afternoon reaches 83°, a January night drops to 17°, and about 43 inches of snow falls in a normal winter.

34° / 19°Winter

58° / 37°Spring

81° / 59°Summer

61° / 41°Fall

How much snow does Union get?About 43 inches a winter.Rain & snow →When is the first frost?Around Oct 13, with the last in spring around May 2.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 Union →

Schools in Union

All Union schools →

C⁺

School Grade C+

The public schools Union’s kids attend, from kindergarten through graduation, trail 57% of Michigan’s districts on state tests and graduation. Among towns with similar incomes, they rank near the bottom.

See how Union’s schools compare in MI →

DistrictUnion City Community SchoolsSchools3

Union City Elementary School CElementary · Grades PK–4 · 359 students Union City Middle School B-Middle · Grades 5–8 · 245 students Union City High School CHigh · Grades 9–12 · 305 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 MI. Ratings are from neighbors.