Larimer County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 359,066. The county seat and most populous city is Fort Collins. The county was named for William Larimer, Jr., the founder of Denver. Larimer County comprises the Fort Collins–Loveland metropolitan area
Larimer County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 359,066. The county seat and most populous city is Fort Collins. The county was named for William Larimer, Jr., the founder of Denver. Larimer County comprises the Fort Collins–Loveland metropolitan area
363,561 people live in Larimer County, where the median age is 36.6 and the average individual income is $49,323. Data provided by the U.S. Census Bureau.
Total Population
Median Age
Population Density Population Density This is the number of people per square mile in a neighborhood.
Average individual Income
There's plenty to do around Larimer County, including shopping, dining, nightlife, parks, and more. Data provided by Walk Score and Yelp.
Explore popular things to do in the area, including Lower Dadd Gulch.
Larimer County has 151,571 households, with an average household size of 2.33. Data provided by the U.S. Census Bureau. Here’s what the people living in Larimer County do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 363,561 people call Larimer County home. The population density is 140.06 and the largest age group is Data provided by the U.S. Census Bureau.
Total Population
Population Density Population Density This is the number of people per square mile in a neighborhood.
Median Age
Men vs Women
Population by Age Group
0-9 Years
10-17 Years
18-24 Years
25-64 Years
65-74 Years
75+ Years
Education Level
Total Households
Average Household Size
Average individual Income
Households with Children
With Children:
Without Children:
Marital Status
Blue vs White Collar Workers
Blue Collar:
White Collar:
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