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D−History
History · Union City

Union City’s post office opened in 1907

More historic than 3% of U.S. towns · #245 of 263 in Georgia. What drives it

Most of Union City was built recently: 0.8% of its homes predate 1940 and the median home dates from 2002. Below: maps from 1954 on and the census since 1910.

1907first post office
0on the National Register
0.8%homes built before 1940
1famous people
Quick answers

How Union City began

When was Union City founded?

1907

The Union City post office opened in 1907, the earliest record of the town by name.

First census: 534 in 19102020 census: 26,830119 years

How historic is Union City?

D−

More historic than 3% of U.S. towns, on its age, its old homes and the National Register.

What drives the grade ↓
Founding year: the first Union City post office (Blevins & Helbock, CC0).The full story ↓
History grade

What drives Union City’s History grade

On its age, its old homes and the National Register, Union City is more historic than 3% of U.S. towns, #245 of 263 in Georgia. Its National Register listings hold the grade up; its age pulls it down.

D−
HistoryA character grade: shown, never part of Union City’s overall grade.
All U.S. towns we grade (21,289)Ahead of 3%
NewerOlder
Georgia towns of 2,500+ (263)Ahead of 7%

Georgia towns list more on the Register than most of the country (a typical Georgia town has 10.0 per 10,000 residents, the U.S. 2.4), so Union City’s 0.0 sits below most of its state (16% of Georgia towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.

How sure. Graded on any two of the three inputs instead, the letter would still be D−. The pre-1940 share (±0.5 points) is firm at this size. The founding year is the first post office, not a stated founding date.

Founding year: the first post office (other dates in Quick answers). Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →

What stands out about Union City’s past

Read from the archive, the National Register and the record. The page puts what stands out first.

★ What stands out · Help out

Start Union City’s collection

The first neighbors to add old photos shape how Union City’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Places that used to be

Old corners and burying grounds

Union City’s post office has been open since 1907.

Hamlets and corners on the map
Brandon HillChristian CornersShannon GlenShannon VillasThe WoodsWellington
2cemeteries and burying grounds inside Union City
Harmony GrovePeters

US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).

The story

How Union City came to be

From Wikipedia’s history of Union City.

Read it all →

The Georgia General Assembly incorporated Union City in 1908. One source claims that the town was named for the union of rails at a railroad junction, while another version states the name commemorates a "Farmer's Union" which once was headquartered here.

Text from Wikipedia, licensed CC BY-SA 4.0.

Timeline

Union City, 1907 to 1959

Woven from the archive, old maps, post office records, the National Register and the people born here.

  1. 20th century
  2. 1907Post officeThe Union City post office opens
  3. 1954On the mapFirst mapped by the U.S. Geological Survey
  4. 1959Born hereEdward Liddie is born here
By decade

Union City, decade by decade

On the map

Union City on the map, 1954 to 1999

Every edition of the U.S. Geological Survey’s map of Union City. Tap a year, or press play to watch the town change.

Union City on the 1954 USGS mapUnion City on the 1968 USGS mapUnion City on the 1973 USGS mapUnion City on the 1982 USGS mapUnion City on the 1999 USGS map1954Fairburn sheet · 1:24,000

U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Union City.

People over time

Union City, census by census

05,00010,00015,00020,00025,00030,00019201940196019802000202026,830

Grew from 534 people in 1910 to 26,830 in 2020, more than tenfold.

12 censuses, 1910–2020.

U.S. Census Bureau decennial counts, from the census table on Union City’s Wikipedia page.

Stories next door

History across the town line

Each neighbor’s History grade, on the same three inputs.

Questions about Union City’s history

What year was Union City founded?

The Union City post office opened in 1907, the earliest record of the town by name (U.S. post office records).

How does Union City rank for history?

Union City is more historic than 3% of U.S. towns, #245 of 263 in Georgia. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.

How old are the homes in Union City?

0.8% of Union City’s homes were built before 1940 (Census estimate), against a typical 3.8% for a Georgia town; the median home was built in 2002.

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
Start a conversation
Sources

Where this page comes from

Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021).

From Wikimedia Commons (12), Wikipedia, Wikidata and Wikipedia for famous people, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.