Mapping Information
Map Service Center
Brazoria County was founded in 1836. Brazoria
County, like nearby Brazos County, takes its name from the Brazos River, which
flows through its center.
As of 2010, the population of Brazoria County
is 313,166.
Brazoria County receives annual rainfall
averages of 52 inches. Several historic storms affected this area. The great
Hurricane of September 1900 scoured clean the coastline of Brazoria County.
Tropical Storm Claudette, in July 1979, brought 45 inches of rain to an area
near Alvin. Claudette produced the U.S.’s 24 hour rainfall record of 43 inches.
Hurricane Alicia in August 1983 and Hurricane Ike in September 2008 also
affected Brazoria County. Brazoria County also received significant rainfall
from Hurricane Alex in June 2010.
Brazoria County resembles both rural and
suburban life as part of the Greater Houston area.
Brazoria County entered the regular National
Flood Insurance Program (NFIP) in May 1971.
As of June 2010, the City of Pearland
participates in the Community Rating System (CRS) and enjoys a 10 percent
discount on flood insurance premiums.
For more helpful information, look under Resources and Related Links.
For mapping questions, contact the FEMA Mapping Information eXchange (FMIX) – 1-877-336-2627.
We are currently updating the Flood Insurance Rate Maps (FIRMs) for coastal Texas. Please visit TXCHART.com
Coastal Barrier Resources Systems are identified by the U.S. Fish and Wildlife Service (USFWS) and can be viewed here.