220 years in pictures
Census counts: 224 in 1880, 6,859 in 2020. The archive holds 1 old photo or paper and 3 maps from 1905 on.
1 place on the National Register of Historic Places.
- 1806Union is settled
Each edition grades its towns against each other only.

Union gives you more for your money than most places: a typical home costs about $210K, 2.9 years of the Dayton metro’s $72K median household income. It grades B+ overall, ranked 292nd of 987 in Ohio. On the plus side, natural-hazard risk is low. Krug House is on the National Register of Historic Places.
Where Union beats most towns.
| School | Grades | Students |
|---|---|---|
| Union Elementary School | 2–6 | 539 |
Krug HouseWhere Union’s working residents go each day. Line width shows the share.
Census LEHD 2023
Each subject compared with towns across the country (schools within Ohio), ordered by how far Union is from typical.
How TownRatings grades towns →
Census counts: 224 in 1880, 6,859 in 2020. The archive holds 1 old photo or paper and 3 maps from 1905 on.
1 place on the National Register of Historic Places.
Museums, parks, gardens and other places to visit around Union. Close and well known come first.
14 mi MuseumNational Museum of the United States Air Force1.0M visitors a year
Big draw39 mi Theme parkKings Island3.5M visitors a year14 mi MuseumNational Aviation Hall of Fame300K visitors a year
11 mi MuseumDayton Art Institute304K visitors a year
11 mi National Historical ParkDayton Aviation Heritage National Historical Park80K visitors a year
27 mi LandmarkMadonna of the TrailNational Museum of the United States Air Force: No machine-readable author provided. Rogerd assumed (based on copyright claims)., CC BY-SA 3.0 · Kings Island: Eli Duke from Portland, OR, USA, CC BY-SA 2.0 · Dayton Art Institute: Warren LeMay, CC BY-SA 2.0 · Dayton Aviation Heritage National Historical Park: Chris Light (talk), CC BY-SA 3.0 · Madonna of the Trail: W. Guy Finley, Public domain
Who provides power, water and the rest in Union, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Aug 3, 2026.
Ordered by what stands out in Union.
Union reports less crime than Clayton or any other graded neighbor and has more than doubled its jobs in ten years.
Expected storm and flood damage is lower than in 90% of U.S. communities. One flood insurance claim has been paid in Union since 2019.
FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA
Its public schools are run by the Northmont City school district. Its one school is below.
| School | Level | Students | Letter |
|---|---|---|---|
| Union Elementary SchoolLargest public elementary schoolGrades 2–6 | Grades 2–6 | 539 | B |
NCES · EDFacts · graded within OH on state tests and graduation
Jobs based here grew from 344 in 2013 to 2,052.
Most working residents leave Union for work: only 3% work in town. Jobs based in Union grew to 2,052 in 2023, 1,708 more than in 2013. 13% of residents live below the poverty line in Union, against 9.1% in Ohio’s towns and 9.6% across U.S. towns.
| Union | Ohio towns | U.S. towns | |
|---|---|---|---|
| Below the poverty line | 13% | 9.1% | 9.6% |
| Working residents who work in town | 2.6% | 6.9% | 8% |
Census LEHD 2023 · ACS
Its B+ tops all 3 graded towns on its borders; Clayton (B) comes closest. Reported crimes rose from 47 to 77 over the last three FBI years, a rise beyond ordinary year-to-year swings.
FBI crime data, 2025 · crimes reported to police
Union has chilly winters and warm summers. July afternoons reach 85°, January nights drop to 21° and about 25 inches of snow falls in a winter.
NOAA U.S. Climate Normals, 1991–2020
The typical Union home is worth about $210,000, up 2.9% in a year, 15% below the Ohio typical home. 81% of households own their home in Union, where Ohio’s towns sit at 77% and U.S. towns at 73%.
| Union | Ohio towns | U.S. towns | |
|---|---|---|---|
| Households that own their home | 81% | 77% | 73% |
| Median rent | $1,118 a month | $943 a month | $1,185 a month |
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
Union tracks Ohio closely on all 32 CDC measures. 28% of adults have been diagnosed with depression in Union.
| Union | Ohio towns | U.S. towns | |
|---|---|---|---|
| Depression (CDC PLACES) | 28% | 26% | 23% |
| Feel lonely (CDC PLACES) | 35% | 34% | 33% |
| Frequent mental distress (CDC PLACES) | 18% | 18% | 17% |
| Sleep under 7 hours (CDC PLACES) | 38% | 38% | 36% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Children under 18 are 27% of residents (22% statewide); adults 18 to 34 are 18% of residents (22% statewide). The median age in Union is 36.8 years. Union has grown 4% since 2020, to 7,177 residents in the Census Bureau’s 2025 estimate.
| Union | Ohio towns | U.S. towns | |
|---|---|---|---|
| Median age | 36.8 years | 41.7 years | 40.5 years |
| Aged 65 or older | 21% | 20% | 18% |
| Bachelor’s degree or more, 25+ | 24% | 24% | 29% |
50% women, 50% men
That’s an even split within the survey’s margin of ±5.1 points. Across Ohio, 50.7% of residents are women.
| Union | OH | U.S. | |
|---|---|---|---|
| Under 10 | 15.2% | 11.7% | 11.6% |
| 10 to 17 | 11.3% | 10.3% | 10.3% |
| 18 to 24 | 4.2% | 8.9% | 9.1% |
| 25 to 34 | 13.6% | 13.2% | 13.7% |
| 35 to 44 | 13.9% | 12.5% | 13.2% |
| 45 to 54 | 12.5% | 12% | 12.2% |
| 55 to 64 | 8.5% | 13.2% | 12.7% |
| 65 to 74 | 10.6% | 10.9% | 10.2% |
| 75 and older | 10.3% | 7.3% | 7% |
| No diploma | 2.8% | 8.2% | 10.4% |
| High school | 40.8% | 32.1% | 26% |
| Some college | 22.9% | 19.3% | 19.1% |
| Associate’s | 9.5% | 9% | 8.8% |
| Bachelor’s | 15% | 19.3% | 21.6% |
| Graduate | 9% | 12.2% | 14.1% |
Census population estimates, 2025 · U.S. Census Bureau · ACS 2020-2024 5-year estimates
0.3 miles of trail in 4 parks and preserves. The biggest park or preserve is North Park, at 123 acres.
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. North Park | — | 123 |
| 2. Union Community Park | — | 18 |
| 3. Union Park | — | 1 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
5 within 15 miles of the center of Union
About 5 of every 100 Union residents are enrolled in college, about the same as Ohio.
City in Ohio, United States
Union is a city in Montgomery and Miami counties in the U.S. state of Ohio. The population was 6,859 at the 2020 census. It is part of the Dayton metropolitan area.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
7 towns share a border with Union.
| Town | OH rank | Overall | Cost | Safety | Schools | Health |
|---|---|---|---|---|---|---|
| Union | #292 | B+ | B | B+ | B+ | C+ |
| Butler Township | #711 | C+ | C− | — | B+ | C− |
| Union Township | #395 | B+ | A− | — | B+ | C+ |
| Clayton | #260 | A− | C+ | B | B+ | B |
| Dayton | #974 | D | B+ | D− | C− | D− |
| Englewood | #367 | B+ | B | C− | B+ | B |
| West Milton | #527 | B | A− | — | B+ | C− |
| Monroe Township | #67 | A | B− | — | A | B+ |
Butler Township, Union Township, West Milton and Monroe Township report no FBI crime data of their own. Compare Union with a neighbor →
Short answers, built from the data on this page.
By most measures, yes. Union grades B+ overall, better than 74% of U.S. towns and #292 of 987 in Ohio. It grades C+ for health, B+ for safety and B+ for schools.
Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades B.