Larimer County Population 2017

Larimer County's estimated population is 339,993 with a growth rate of 1.83% in the past year according to the most recent United States census data. Larimer County is the 6th largest county in Colorado.

Year Population Growth Growth Rate
2016339,9936,1241.83%
2015333,8699,1602.82%
2014324,7098,1042.56%
2013316,6055,6401.81%
2012310,9655,6981.87%
2011305,2674,7441.58%
2010300,523114,38761.45%
1990186,13636,95224.77%
1980149,18459,28465.94%
197089,90036,55768.53%
196053,3439,78922.48%
195043,5548,01522.55%
194035,5392,4027.25%
193033,1375,26518.89%
192027,8722,60210.30%
191025,27013,102107.68%
190012,1682,45625.29%
18909,7124,82098.53%
18804,8924,054483.77%
18708380.00%

Larimer County Population Growth

Population Data via

Larimer County Race Data

Race Population Percentage
White310,89391.44%
Two or More Races8,1652.40%
Asian7,6182.24%
Black or African American3,5591.05%
American Indian and Alaska Native3,3230.98%
Native Hawaiian and Other Pacific Islander3110.09%

Larimer County Population Pyramid

0k5k10k15k20kLarimer County Male Population0k5k10k15k20kLarimer County Female Population

Population of Cities in Larimer County

City 2010 Census 2016 Estimated Growth Growth Rate
Fort Collins1446391642071956813.53%
Loveland66892768971000514.96%
Wellington63498516216734.13%
Berthoud51826368118622.89%
Estes Park592163624417.45%
Timnath64029472307360.47%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990