Gilmer is a city in Upshur County, Texas, home to about 5,025 people across 3.8 square miles. Its ZIP code is 75644, and parts of 75645 are in Gilmer too.
Homes sold for a median of $135 per square foot in the three months ending August 2026, a balanced market.
Mostly Gilmer
Part is in Gilmer, part in East Mountain
Each card is that ZIP code’s whole market, including any part outside Gilmer. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Dallas Love Field (DAL)110 miles away |
|---|---|
| Closer regional airport | East Texas Regional Airport (GGG)26 miles away |
| Nearest city of 250,000+ | Dallas, TX106 miles away |
Straight-line distances from the center of Gilmer; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Gilmer had 4,843 residents in the 2020 census, up 1% since 2000.
It’s the 427th largest of 1,778 towns in Texas by population.
Upshur County grew from 16,266 residents in 1900 to 40,892 in 2020.
Upshur County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 93°F in summer, and winter lows average 33°F. About 48.1 inches of rain and melted snow fall in a typical year, with about 2 inches of snow.
Source: NOAA 1991–2020 climate normals, Gilmer 4 Wnw, TX weather station (6 miles away).
5,986 jobs at 577 businesses in Upshur County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
39 doctors and other health care providers list an office in Gilmer.
Nearest hospitals
Providers with an office here
| Primary care doctors | 6 |
|---|---|
| Specialist doctors | 6 |
| Dentists | 5 |
| Nurse practitioners and physician assistants | 8 |
| Mental health providers | 6 |
| Physical and occupational therapists | 1 |
| Optometrists | 3 |
| Chiropractors | 4 |
| Pharmacies | 4 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (2 nearby)
Grocery stores
Pharmacies
Libraries
Museums (1 nearby)
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Gilmer ISD, Union Hill ISD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Gilmer Early Childhood CenterGilmer | Pre-K | 165 | Public | 1.8 mi |
| Sharon A Richardson ElGilmer | Pre-K–5 | 141 | Public | 7.5 mi |
| Gilmer ElGilmer | K–4 | 1,042 | Public | 3.6 mi |
| Gilmer IntGilmer | 5–6 | 425 | Public | 3.5 mi |
| Union Hill H SGilmer | 6–12 | 141 | Public | 7.5 mi |
| Bruce J HGilmer | 7–8 | 419 | Public | 1.2 mi |
| Gilmer H SGilmer | 9–12 | 895 | Public | 1.8 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with East Mountain.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.