Amphibians and Reptiles in Yoakum County - Texas Cooperative Wildlife Collection list of species found in the county. wfscnet.tamu.edu/tcwc/checklist/YOAKU251.HTM
Butterflies of Yoakum County, Texas - Information about and pictures of all the known species of butterflies in the county. www.npwrc.usgs.gov/resource/DISTR/LEPID/BFLYUSA/chklist/states/counties/tx_501.htm
Census Department Information - Census data for Yoakum County, including interactive maps, and demographics. www.census.gov/cgi-bin/datamap/cnty?48=501
Handbook of Texas Online - Current and historical information about Yoakum County. www.tsha.utexas.edu/handbook/online/articles/view/YY/hcy1.html
Yoakum County QuickFacts from the US Census Bureau - Population, demographic, and housing information from the 1990 census. Link to Tiger map of the county. quickfacts.census.gov/cgi-bin/county?cnty=48501
Yoakum County, Texas GenWeb - Genealogy site featuring queries, historical records, and a surname index. www.pastracks.com/states/texas/yoakum
