Data & Demographics

Demographic Overview

With 135,000 people, Thornton is the 6th largest city in Colorado. Thornton plans to grow to approximately 250,000 people and is well-prepared for this future growth, having invested hundreds of millions of dollars in infrastructure in the city, including a water project that will provide Thornton with all the water it needs for future growth.

The city of Thornton is located primarily on the east side of I-25 between 84th Avenue and Highway 7. With over 1,400 acres of develop-able commercial land along the I-25 corridor, Thornton offers plentiful opportunities for commercial development and is easily accessible with its eight (8) interchanges along I-25, three (3) along E-470, and close proximity to I-70, US 36, and Denver International Airport (20 minutes). Thornton is located just 10 miles north of downtown Denver and within 1 hour of the Rocky Mountains’ world-class outdoor recreation. The city will soon be located along the North Line of the FasTrack’s transit network and will have 3 stations here. The North Line is set to open in 2019.

Thornton is seeing incredible commercial activity with over $350 million dollars in commercial projects opening in 2018 alone. Recent announcements include a 2M+ sq. ft. Amazon Sort and Robotics Center, the 350,000 sq. ft. Simon Premium Outlets, and a new Topgolf facility. Development activity in Thornton is at an all-time high!

There are nine (9) major universities and colleges located within a 45-mile radius of the community, as well as numerous smaller institutions of higher learning. In addition, Thornton businesses have access to a metro Denver workforce exceeding 2 million.

Thornton Statistics and Demographics

  • 36 Square Miles
  • Population: 134,889
  • Avg HH Income: $88,518
  • Median Age: 33.3
  • Total HH: 46,542
  • Avg Home Value: $270,583
  • Total Businesses: 2,255
  • Total Employees: 27,323

Source: ESRI Business Analyst – 2017