Brazoria County topographic map

Much of the city was built on forested land, marshes, or swamps, and all are still visible in surrounding areas. Flat terrain and extensive greenfield development have combined to worsen flooding. Downtown stands about 50 feet (15 m) above sea level, and the highest point in far northwest Houston is about 150…

Average elevation: 25 m

Average elevation: 218 m

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Average elevation: 69 m

Average elevation: 855 m

The city is located on the northeastern edge of Texas Hill Country. Portions of Georgetown are located on either side of the Balcones Escarpment, a fault line in which the areas roughly east of IH-35 are flat and characterized by having black, fertile soils of the Blackland Prairie, and the west side of the…

Average elevation: 219 m

Lewisville is at 33°2′18″N 97°0′22″W / 33.03833°N 97.00611°W / 33.03833; -97.00611 (33.038316, −97.006232) at an elevation of about 550 feet (170 m). It has a total area of 42.5 square miles (110 km2), of which 6.1 sq mi (16 km2) is covered by water. It lies at the southern end of Denton…

Average elevation: 160 m

Soils are mostly of clay to silty clay loam texture, moderately alkaline (pH 8.2) to strongly alkaline (pH 8.5 and with a significant degree of salinity in many places; other types of soils present around the city include Cameron clay and sporadic amounts of Laredo silt loam. Due to Brownsville's proximity to…

Average elevation: 9 m

Average elevation: 125 m

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Average elevation: 8 m

The elevation of Austin varies from 425 feet (130 m) to approximately 1,000 feet (305 m) above sea level. Due to the fact it straddles the Balcones Fault, much of the eastern part of the city is flat, with heavy clay and loam soils, whereas the western part and western suburbs consist of rolling hills on the…

Average elevation: 216 m

Average elevation: 28 m

Average elevation: 87 m

Average elevation: 202 m

The Woodlands is in a heavily forested area, and much of the community has retained trees for shade and decoration. The terrain is essentially flat, with the exception of topographic variations ranging from 125 to 175 feet above sea level between Spring Creek and Flintridge Drive.

Average elevation: 47 m

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Average elevation: 156 m

Officially, the elevation of Texas City is 10 feet above sea level, though some areas are even lower. It was naturally vulnerable to flooding by hurricane storm surges and heavy rainstorms.

Average elevation: 2 m

Dallas and its surrounding area are mostly flat. The city lies at elevations ranging from 450 to 550 feet (137 to 168 m) above sea level. The western edge of the Austin Chalk Formation, a limestone escarpment (also known as the "White Rock Escarpment"), rises 230 feet (70 m) and runs roughly north–south…

Average elevation: 160 m

Average elevation: 288 m

Average elevation: 99 m

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Average elevation: 781 m

Enchanted Rock is a geographical landmark 27 km (17 mi) north of Fredericksburg in Llano County. The rock is a huge, pink granite exfoliation dome that rises 425 ft (130 m) above the surrounding land, has a summit elevation of 1,825 ft (556 m) above sea level, and covers 640 acres (260 ha). Enchanted Rock…

Average elevation: 526 m

Average elevation: 35 m

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Average elevation: 90 m

The Guadalupe Mountains reach their highest point at Guadalupe Peak, the highest point in Texas, with an elevation of 8,751 feet (2,667 m). The range lies southeast of the Sacramento Mountains and east of the Brokeoff Mountains. The mountain range extends north-northwest and northeast from Guadalupe Peak in…

Average elevation: 1,484 m

The elevation at the center of town is 1,476 ft (450 m) above sea level. The terrain is varied, but mostly level with rolling hills. Soil varies from slightly sandy loam to mostly sandy. Soil and meteorological conditions make the area suitable for growing wheat, cotton, and hay crops (alfalfa and cane).…

Average elevation: 452 m

Average elevation: 41 m

Average elevation: 187 m

Average elevation: 6 m

The earthfill dam has a concrete spillway and was designed by Brown and Root, Incorporated (now KBR, Inc). The dam has a spillway crest elevation of 99 feet (30 m) above mean sea level. The average base width of the dam's earthen embankment is 310 feet (94 m) wide. The spillway is designed and constructed to…

Average elevation: 66 m

Average elevation: 150 m

Average elevation: 174 m

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Average elevation: 145 m

Average elevation: 405 m

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Average elevation: 562 m

Average elevation: 18 m

Average elevation: 84 m

Settlement began in the Tomball area in the early 19th century, where settlers found an open, fertile land that received adequate rainfall—perfect conditions for farming and raising cattle. It was on a land granted in 1838 to William Hurd's heirs. In 1906 the area began to boom. Railroad line engineers often…

Average elevation: 52 m

Average elevation: 92 m

Average elevation: 225 m

Abernathy (elevation 3,360 feet) is located at 33°49′56″N 101°50′35″W / 33.83222°N 101.84306°W / 33.83222; -101.84306 (33.8323038, –101.8429491). Most of the city is located in Hale County; roughly 25% of the city extends southward into Lubbock County.

Average elevation: 1,020 m

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Average elevation: 136 m

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Average elevation: 533 m

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Average elevation: 109 m

Average elevation: 33 m

Founded in 1873, Wills Point derives its name from an early American settler, William Wills, who had arrived in the area circa 1848. Wills eventually purchased a cabin from Adam Sullivan in 1852. The name 'point' may also derive from the shape of the original timberline near the cabin, though there have been…

Average elevation: 155 m

Average elevation: 24 m

Average elevation: 317 m

Average elevation: 311 m

Average elevation: 149 m

Average elevation: 4 m

Average elevation: 540 m

Water in the area has to be imported from Kermit or Pecos, Texas, due to the groundwater in the area containing gypsum; the Pecos River was previously used for water before its salinity became too high. The Pecos River is the county's western boundary, forming the Red Bluff Reservoir along its northwestern…

Average elevation: 899 m

Average elevation: 21 m

Average elevation: 211 m

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Average elevation: 172 m

Average elevation: 34 m

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Average elevation: 143 m

Bay City Regional Airport covers an area of 141 acres (57 ha) at an elevation of 45 feet (14 m) above mean sea level. It has one runway designated 13/31 with a 5,107 by 75 ft (1,557 x 23 m) asphalt surface.

Average elevation: 16 m

Average elevation: 103 m

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Average elevation: 217 m

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Average elevation: 19 m

Average elevation: 13 m

Average elevation: 7 m