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Duval County, TX (shown in white) has 1,793.48 mi² of land area and 2.12 mi² of water resources. The county is bordered by:
The county's elevations range from a low of 137.8' to a high of 849.7', with a weighted average of 481.7' above sea level.
Temperatures range from average lows around 42.6°F to average highs around 99.1°F. A year-round daily temperature averages 72.7°F. Average annual precipation is 26.4". With these temperatures and precipation, the majority of the county scores as an 9A using the USDA Plant Hardiness Zone Map (the standard by which gardeners and growers can determine which perennial plants are most likely to thrive in a location).
The estimated population of Duval County is 9,685 with 3,455 households. These households are spread across 5 unique municipalties (not all shown).