Olivarez, TX -- U.S. Census Designated Place in Texas Population (2000): 2445 Housing Units (2000): 562 Land area (2000): 3.687178 sq. miles (9.549746 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 3.687178 sq. miles (9.549746 sq. km) FIPS code: 53934 Located within: Texas (TX), FIPS 48 Location: 26.236325 N, 97.993523 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Olivarez, TX Olivarez