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

2. Y ear* Population Numeric Change Annual Percent Change 19507,711,194-- 19609,579,6771,868,4832.4 197011,196,7301,617,0531.7 198014,229,1913,032,4612.7 199016,986,5102,757,3192.0 200020,851,8203,865,3102.3 201025,145,5614,293,7412.1 201226,060,796 915,2351.8 201326,448,193387,397 1.4 * 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, 1950-2013 Source: U.S. Census Bureau, Census Counts and Population Estimates

3. Texas Population 1950-2010 Source: U.S. Census Bureau, Census Counts

4. Components of Population Change by Percent in Texas, 1950-2010 Source: U.S. Census Bureau, Population Estimates

5. 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 2013 20122013NumberPercent 5 Kendall County, Texas35,96837,7661,7985.0 9 Fort Bend County, Texas625,853652,36526,5124.2 10 Hays County, Texas169,013176,0267,0134.1 11 Andrews County, Texas16,13716,7996624.1 13 Dimmit County, Texas10,48110,8974164.0 22 Comal County, Texas114,590118,4803,8903.4 23 Ector County, Texas144,609149,3784,7693.3 25 Ward County, Texas10,88711,2443573.3 28 Williamson County, Texas456,359471,01414,6553.2 32 Montgomery County, Texas484,790499,13714,3473.0 35 Denton County, Texas708,050728,79920,7492.9 39 Gaines County, Texas18,39318,9215282.9 Counties in bold had growth associated with oil and gas extraction. Source: U.S. Census Bureau, 2013 Vintage Population Estimates

6. One fourth of U.S. counties in the top 40 for numeric growth are in Texas, 2012-2013 U.S. Rank GeographyPopulation EstimateChange, 2012 to 2013 20122013NumberPercent 1Harris County, Texas4,253,9634,336,853 82,8901.9 6Bexar County, Texas1,785,7871,817,610 31,8231.8 8Tarrant County, Texas1,881,4451,911,541 30,0961.6 11Fort Bend County, Texas625,853652,365 26,5124.2 12Dallas County, Texas2,453,9072,480,331 26,4241.1 15Travis County, Texas1,096,2461,120,954 24,7082.3 22Denton County, Texas708,050728,799 20,7492.9 24Collin County, Texas834,674854,778 20,1042.4 33Williamson County, Texas456,359471,014 14,6553.2 35Montgomery County, Texas484,790499,13714,3473.0 Source: U.S. Census Bureau, 2013 Vintage Population Estimates

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

8. 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.

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

10. Estimated Number of Net Migrants by, Texas, 2012 to 2013 10 Source: U.S. Census Bureau Population Estimates, 2013 Vintage.

11. 11 http://www.forbes.com/special-report/2011/migration.html

12. 12 http://www.forbes.com/special-report/2011/migration.html

13. 13 http://www.forbes.com/special-report/2011/migration.html

14. 14 http://www.forbes.com/special-report/2011/migration.html

15. 15 http://www.forbes.com/special-report/2011/migration.html

16. Percent of housing units built in 2010 or later, Texas Counties, 2012 16 Source: U.S. Census Bureau, American Community Survey, 5-year sample, 2008-2012

17. Mean travel time to work, Texas Counties, 2008-2012 17 Source: U.S. Census Bureau, American Community Survey, 5-year sample, 2008-2012

18. 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.

19. Population by Census Year and Census Tract, 1970-2010 19 20102000 1990 1980 1970 Source: Geolytics, Neighborhood Change Database 2010

20. Persons Per Square Mile by Census Year and Tract, 1970-2010 20 2010 200019901980 1970 Source: Geolytics, Neighborhood Change Database 2010

21. Population Estimates and Characteristics of Population Change, Texas and Edwards Aquifer Recharge Counties, 2010-2013 21 Name Population Estimate, 2013 Percent Estimated Population Change, 2010- 2013 Percent Estimated Population Change Due to Net- Migration Population in Unincorporated Areas Percent of Population in Incorporated Areas Estimated Population Change in Unincorporated Areas, 2010-2013 Texas 26,448,1934.8%47.0% 6,925,14673.8% 298,635 Bexar 1,817,6105.5%52.9% 271,69385.1% 9,851 Comal 118,4808.3%87.3% 56,52352.3% 4,207 Hays 176,02611.3%77.0% 71,86059.2% 2,722 Kinney 3,586-0.4%-284.6% 1,81649.4% (1) Medina 47,3992.7%66.1% 27,85841.2% 711 Uvalde 26,9261.8%1.9% 8,94766.8% (21) Source: U.S. Census Bureau, 2013 Vintage Population Estimates

22. Projected Population Growth in Texas, 2010-2050 22 Source: Texas State Data Center 2012 Population Projections

23. Historic and Projected Population for Edwards Aquifer Recharge Counties, 2000-2030 23```

24. Projected Population Change, Texas Counties, 2010-2050 24 Source: Texas State Data Center 2012 Population Projections. 2000-2010 Migration Scenario

25. Projected Percent Population Change, Texas Counties, 2010-2050 25 Source: Texas State Data Center 2012 Population Projections. 2000-2010 Migration Scenario

26. Contact Office: (512) 463-8390 or (210) 458-6530 Email: Lloyd.Potter@osd.state.tx.usLloyd.Potter@osd.state.tx.us Internet: http://osd.state.tx.us 26 Lloyd Potter, Ph.D.