Aransas Pass ( ə-RAN-zəs) is a city in Aransas, Nueces, and San Patricio Counties in the U.S. state of Texas. The population was 8,204 at the 2010 Census.
Aransas Pass is located at 27°54′N 97°8′W (27.9019, -97.1395),F on the shore of Redfish Bay, a tidal water body between Corpus Christi Bay to the south and Aransas Bay to the north. The city limits of Aransas Pass encompass most of Redfish Bay and its islands, most of which are in Nueces County, as well a portion of Aransas Bay in Aransas County. The land portion of the city is primarily in San Patricio County, extending north into Aransas County. The city is on the mainland of Texas and is connected to Mustang Island (which contains the city of Port Aransas) by a 6-mile (9.7 km)-long causeway, and a free ferry that carries vehicles to the island. By Texas State Highway 35 and U.S. Route 181, Aransas Pass is 20 mi (32 km) northeast of Corpus Christi.
According to the United States Census Bureau, the city of Aransas Pass has a total area of 135.6 km2 (52.4 sq mi), of which 32.6 km2 (12.6 sq mi) are land and 103.1 km2 (39.8 sq mi) (75.99%) are covered by water.
As of the census of 2000, 8,138 people, 3,075 households, and 3,012 families resided in the city. The population density was 758.1 people per square mile (292.6/km2). The 3,493 housing units averaged 325.4 per mi2 (125.6/km2).