Demographic Characteristics and Trends in Texas and Edwards Aquifer Area Edwards Aquifer Authority Board December 9, 2014 San Antonio, Texas

Y ear* Population Numeric Change Annual Percent Change 19507,711, ,579,6771,868, ,196,7301,617, ,229,1913,032, ,986,5102,757, ,851,8203,865, ,145,5614,293, ,060, , ,448,193387, * All values for the decennial dates are for April 1 st of the indicated census year. Values for 2012 and 2013 are for July 1 as estimated by the U.S. Census Bureau. Total Population and Components of Population Change in Texas, Source: U.S. Census Bureau, Census Counts and Population Estimates

Texas Population Source: U.S. Census Bureau, Census Counts

Components of Population Change by Percent in Texas, Source: U.S. Census Bureau, Population Estimates

One third of the top 40 fastest growing counties in the United States are in Texas, 2012 to 2013 U.S. Rank GeographyPopulation EstimateChange, 2012 to NumberPercent 5 Kendall County, Texas35,96837,7661, Fort Bend County, Texas625,853652,36526, Hays County, Texas169,013176,0267, Andrews County, Texas16,13716, Dimmit County, Texas10,48110, Comal County, Texas114,590118,4803, Ector County, Texas144,609149,3784, Ward County, Texas10,88711, Williamson County, Texas456,359471,01414, Montgomery County, Texas484,790499,13714, Denton County, Texas708,050728,79920, Gaines County, Texas18,39318, Counties in bold had growth associated with oil and gas extraction. Source: U.S. Census Bureau, 2013 Vintage Population Estimates

One fourth of U.S. counties in the top 40 for numeric growth are in Texas, U.S. Rank GeographyPopulation EstimateChange, 2012 to NumberPercent 1Harris County, Texas4,253,9634,336,853 82, Bexar County, Texas1,785,7871,817,610 31, Tarrant County, Texas1,881,4451,911,541 30, Fort Bend County, Texas625,853652,365 26, Dallas County, Texas2,453,9072,480,331 26, Travis County, Texas1,096,2461,120,954 24, Denton County, Texas708,050728,799 20, Collin County, Texas834,674854,778 20, Williamson County, Texas456,359471,014 14, Montgomery County, Texas484,790499,13714, Source: U.S. Census Bureau, 2013 Vintage Population Estimates

Total Estimated Population by County, Texas, 2013 Source: U.S. Census Bureau, 2013 Vintage Population Estimates

Estimated Change of the Total Population by County, Texas, 2010 to 2013 Source: U.S. Census Bureau, 2013 Vintage Population Estimates. 99 counties lost population over the three year period.

Estimated Percent Change of the Total Population by, Texas, 2010 to 2013 Source: U.S. Census Bureau, 2013 Vintage Population Estimates.

Estimated Number of Net Migrants by, Texas, 2012 to Source: U.S. Census Bureau Population Estimates, 2013 Vintage.

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Percent of housing units built in 2010 or later, Texas Counties, Source: U.S. Census Bureau, American Community Survey, 5-year sample,

Mean travel time to work, Texas Counties, Source: U.S. Census Bureau, American Community Survey, 5-year sample,

Estimated Numeric Change of the Population Living in Unincorporated Areas between 2010 and 2013, Texas Counties 18 Source: U.S. Census Bureau Population Estimates, 2013 Vintage.

Population by Census Year and Census Tract, Source: Geolytics, Neighborhood Change Database 2010

Persons Per Square Mile by Census Year and Tract, Source: Geolytics, Neighborhood Change Database 2010

Population Estimates and Characteristics of Population Change, Texas and Edwards Aquifer Recharge Counties, Name Population Estimate, 2013 Percent Estimated Population Change, Percent Estimated Population Change Due to Net- Migration Population in Unincorporated Areas Percent of Population in Incorporated Areas Estimated Population Change in Unincorporated Areas, Texas 26,448,1934.8%47.0% 6,925, % 298,635 Bexar 1,817,6105.5%52.9% 271, % 9,851 Comal 118,4808.3%87.3% 56, % 4,207 Hays 176, %77.0% 71, % 2,722 Kinney 3, %-284.6% 1, % (1) Medina 47,3992.7%66.1% 27, % 711 Uvalde 26,9261.8%1.9% 8, % (21) Source: U.S. Census Bureau, 2013 Vintage Population Estimates

Projected Population Growth in Texas, Source: Texas State Data Center 2012 Population Projections

Historic and Projected Population for Edwards Aquifer Recharge Counties, ```

Projected Population Change, Texas Counties, Source: Texas State Data Center 2012 Population Projections Migration Scenario

Projected Percent Population Change, Texas Counties, Source: Texas State Data Center 2012 Population Projections Migration Scenario

Contact Office: (512) or (210) Internet: 26 Lloyd Potter, Ph.D.