The City of Thornton is a Home Rule Municipality in Adams and Weld counties in the U.S. state of Colorado, located in the northeast quadrant of the Denver-Aurora-Broomfield, CO Metropolitan Statistical Area. Thornton is 10 miles (16 km) north/northeast of downtown Denver. The United States Census Bureau reported the city's growing population at 118,772 on April 1, 2010, a 44.2% increase from the 2000 Census population of 82,384. Thornton is the sixth-most populous city in the state of Colorado and the 213th-most populous city in the United States.
Horizon High School is a public secondary institution located in Thornton, Colorado. The school was recognized by the Blue Ribbon Schools Program in 1994, 1995 and 1996. The Blue Ribbon award is considered to be the highest honor that an American school can achieve, and only about 3.9% of schools nationwide have been recognized as Blue Ribbon Schools.
Eastlake is an unincorporated community and a U.S. Post Office in Adams County, Colorado, United States. The Eastlake Post Office has the ZIP Code 80614. Most of the Eastlake area has been annexed by the City of Thornton.
Thornton High School is a high school located in Thornton, Colorado that serves nearly 2,000 students and has approximately 130 staff members.