The city of Brookshire encompasses the following counties: Waller. Brookshire's government is comprised of the Mayor, who is currently Eric Scott.
Brookshire encompasses land area: 3.5 sq mi (9.1 km2), water area: 0.0 sq mi (0.0 km2). The elevation is 161 ft (49 m) above sea level. The local time zone is Central (CST) (UTC-6).
Local area codes are 281. The Federal Information Processing Standard (FIPS) code for the city is 48-10636, which is used in computer filings when non-government agencies and contractors fulfill government contracts.