Glasscock County is included in the Big Spring, TX Micropolitan Statistical Area.

[5] The Spraberry Trend, in 2009 the third-largest oil field in the United States by remaining reserves, underlies much of the county.

Out of the total people living in poverty, 17.50% are under the age of 18 and 4.10% are 65 or older.

West Texas is one of the most strongly conservative areas of the nation, and Glasscock County is heavily Republican.

In the 2000 U.S. presidential election, Glasscock County was the most strongly Republican county in the United States, giving 92.5% of its votes to Republican candidate George W.

During the 2008 Presidential primary in Texas, 19 voters from Glasscock County cast ballots in the Democratic race, while over 400 cast ballots in the Republican race.