Eureka
City in Navarro County, Texas

Eureka is a city in Navarro County, Texas, with 313 residents (2020 Census). It sits at 397 ft (121 m) above sea level. The nearest town is Mildred, 3.5 miles NW.
- 313residents (2020 Census)
- 397 ftelevation · 121 m
- 2.4 sq miland area · 6.2 km²
- 131 / sq mipopulation density
- 75109ZIP code
About Eureka
Eureka is a city in Navarro County, Texas, United States. The population was 313 at the 2020 census.
Text: Wikipedia · CC BY-SA 4.0
Eureka weather: 7-day forecast
Loading the National Weather Service forecast…
Source: National Weather Service (NOAA).
Live webcams in Eureka
Webcams: Windy.com
Living in Eureka
- Median household income
- $81,250
- Median home value
- $171,600
- Median age
- 53.7
Do you know Eureka? Tell us about it
Help other travelers: share what makes Eureka special. We review every message before publishing it.
Map of Eureka
Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Eureka Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Eureka, TX population
Eureka had 313 residents in the 2020 Census.
| 2020 Census | 313 |
|---|---|
| Density | 131 per sq mi (51 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Eureka at a glance
| State | Texas (TX) |
|---|---|
| County | Navarro County |
| Type | City |
| Population | 313 (2020) |
| Land area | 2.39 sq mi (6.2 km²) |
| Water area | 0.07 sq mi (0.18 km²) |
| Elevation | 397 ft (121 m) |
| Coordinates | 32.0095° N, 96.2831° W |
| ZIP code | 75109 |
| Census code (GEOID) | 4824816 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Eureka
- Mildred3.5 mi NW
- Navarro5.9 mi W
- Powell7.3 mi N
- Goodlow7.8 mi NE
- Angus8.5 mi W
- Mustang8.7 mi W
- Kerens9.1 mi N
- Streetman9.3 mi S
- Richland10.1 mi SW
- Retreat11.8 mi W
- Corsicana11.9 mi NW
- Oak Valley13.9 mi W
Straight-line distance between town centers.
Frequently asked questions about Eureka
What county is Eureka in?
Eureka is in Navarro County, Texas.
What is the population of Eureka, TX?
313 people lived in Eureka at the 2020 Census.
What is the ZIP code of Eureka, TX?
The ZIP code of Eureka is 75109.
What is the elevation of Eureka?
397 feet (121 m) above sea level.
What towns are near Eureka?
Mildred (3.5 mi), Navarro (5.9 mi), Powell (7.3 mi), Goodlow (7.8 mi), Angus (8.5 mi).
Last updated: