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Welcome to Clay County ...

Time Zone: Clay County lies in the Central Time Zone (CST/CDT) and observes daylight saving time.

The community of Henrietta is the Seat for Clay County.

Clay County was founded in 1857 and was created by taking area from Cooke County.

From the Census Estimates for 2019, <1> Clay had a population of 10,471 people. This is a decrease of 2.48% since the last Census (which gave a population of 10,737 people in 2010).

At the time of the 2010 Census, Clay represented 0.04% of the total population of Texas.

Below are some of the communities located in Clay County:

  • Bellevue
    (13 miles [20.9 km] to the southeast)
    • Note: The GPS coordinates that we are using for Bellevue have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Bellevue
    • Bellevue is located in Clay County (TX)
    • Population from the 2020 Census: 350 people
    • Jump to TripAdvisor's Tourism page for Bellevue <3>
  • Byers
    (20 miles [32.2 km] to the north)
    • Note: The GPS coordinates that we are using for Byers have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Byers
    • Byers is located in Clay County (TX)
    • Population from the 2020 Census: 454 people
    • Jump to TripAdvisor's Tourism page for Byers <3>
  • Dean
    (15 miles [24.1 km] to the northwest)
    • Jump to our Gazetteer entry for Dean
    • Dean is located in Clay County (TX)
    • Population from the 2020 Census: 469 people
  • Henrietta
    (2 miles [3.2 km] to the north)
  • Jolly
    (11 miles [17.7 km] to the northwest)
    • Jump to our Gazetteer entry for Jolly
    • Jolly is located in Clay County (TX)
    • Population from the 2020 Census: 164 people
  • Petrolia
    (16 miles [25.7 km] to the north)
    • Note: The GPS coordinates that we are using for Petrolia have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Petrolia
    • Petrolia is located in Clay County (TX)
    • Population from the 2020 Census: 671 people
    • Jump to TripAdvisor's Tourism page for Petrolia <3>

Websites of Interest ...

Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2010 Census and the next count will be for the 2020 Census.
<2>The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required.
<3>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
 

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This page was last modified/updated: 16 Jul 2025