Richland County Population 2018

Richland County's estimated population is 11,039 with a growth rate of -3.23% in the past year according to the most recent United States census data. Richland County is the 20th largest county in Montana.

Year Population Growth Growth Rate
201711,039-369-3.23%
201611,408-486-4.09%
201511,8943623.14%
201411,5323793.40%
201311,1533743.47%
201210,7796376.28%
201110,1423833.92%
20109,759-957-8.93%
199010,716-1,527-12.47%
198012,2432,40624.46%
19709,837-667-6.35%
196010,5041381.33%
195010,3661571.54%
194010,2095765.98%
19309,6336447.16%
19208,9890.00%

Richland County Population Growth

Population Data via

Richland County Race Data

Race Population Percentage
White11,226101.69%
Two or More Races3292.98%
American Indian and Alaska Native2432.20%
Black or African American690.63%
Asian670.61%
Native Hawaiian and Other Pacific Islander40.04%

Richland County Population Pyramid

0k0k0k0k0k1k Male Population0k0k0k0k0k1k Female Population8580757065605550454035302520151050
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