Thornton Adams County, Colorado

Thornton: City in Adams County, Colorado, United States of America

Thornton locator map
Location of Thornton on Colorado map.


Thornton is a city located in the county of Adams in the U.S. state of Colorado. Its population at the 2010 census was 118,772. After 9 years in 2019 city had an estimated population of 141,464 inhabitants.

The city was created 65 years ago in 1956.


Thornton is located at 39°52'5"N 104°58'19"W (39.8680400, -104.9719200).

Thornton  CO  welcome sign IMG 5209 image
Thornton CO welcome sign IMG 5209


Thornton forecast: Areas of smoke and a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 65. West southwest wind 3 to 7 mph. Chance of precipitation is 20%. more

Thornton  CO  welcome sign IMG 5209 image

Thornton map

Thornton Quick Facts

Population : 141,464 (2019)
Country : United States of America
State : Colorado (United States)
County : Adams County
Water as percent of area : 3.08%
Land as percent of area : 96.92%
Altitude : 5,351 feet / 1631 meters
Establishment : June 06, 1956 (65 years ago)
Time Zone : Mountain Time Zone
Local time : 00:38:38 (3rd August 2021)
Postal code : 80241
Population growth : 16.04% (2010-2019)
Weather : 65℉ Areas Of Smoke 7-days weather


The population of Thornton increased by 16.04% in 9 years.

Year Population % Change Method
2010 118,772 - census
2011 121,911 2.57% estimation process
2012 124,361 1.97% estimation process
2013 127,022 2.09% estimation process
2014 129,479 1.9% estimation process
2015 132,176 2.04% estimation process
2016 134,574 1.78% estimation process
2017 136,777 1.61% estimation process
2018 139,352 1.85% estimation process
2019 141,464 1.49% estimation process

Thornton zip code is 80241. County name: Adams, County fips: 08001

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People born in Thornton (10)

People born in Thornton, including artist John Balistreri, National Women's Soccer League defender and former US national team member Nikki Marshall, boxer Adrian Mora, you can see a list of people who born in Thornton.


College & universities near Thornton

Code Name City ZIP
127787 Altierus Career College-Thornton Thornton (CO) 80229-4339
404912 Pima Medical Institute-Denver Denver (CO) 80221
454847 National Beauty College Denver (CO) 80221
128337 Empire Beauty School-Thornton Thornton (CO) 80233
482440 DeVry University-Colorado Westminster (CO) 80234

Stations (12)

Amtrak & bus stations near Thornton

Code Name Address Type
DEB Denver (Bus Station), Colorado 1055 19th Street BUS
DEN Union Station 1701 Wynkoop Street RAIL
BLD Boulder, Colorado 30th & Diagonal Highway BUS
LGM Longmont, Colorado 623 Main St. BUS
PJT Pine Junction, CO 76 Mount Evans Boulevard BUS

Other places with the same name (6)

Other cities in Adams County

Cities, Towns, Neighborhoods & Other Populated Places in Adams County , CO.

City Name Population Title
Aurora 379,289 City in Kane County, Illinois, United States
Westminster 113,166 Borough and city in London
Commerce City 60,336 City in Adams County, Colorado, United States
Brighton 41,554 County seat of Adams County, Colorado, United States
Northglenn 38,819 City in Colorado
Sherrelwood 18,287 Census-designated place in Adams County, Colorado
Welby 14,846 Census-designated place in Colorado
Lone Tree 13,082 City in Douglas County, Colorado, United States of America
Federal Heights 12,827 City in Adams County, Colorado, United States
Berkley 11,207 Census designated place
Derby 7,685
Twin Lakes 6,101 City in Freeborn County, Minnesota, United States of America
Todd Creek 3,768 Census-designated place in Adams County, Colorado
Bennett 2,798 Town in Colorado
Strasburg 2,447

Distance to Other Cities

Thornton distances to largest Colorado cities

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