Mason County Population 2017

Mason County's estimated population is 13,507 with a growth rate of -1.33% in the past year according to the most recent United States census data. Mason County is the 79th largest county in Illinois.

Year Population Growth Growth Rate
201613,507-182-1.33%
201513,689-231-1.66%
201413,920-274-1.93%
201314,194-152-1.06%
201214,346-133-0.92%
201114,479-172-1.17%
201014,651-1,618-9.95%
199016,269-3,223-16.53%
198019,4923,33120.61%
197016,1619686.37%
196015,193-133-0.87%
195015,326-32-0.21%
194015,3582431.61%
193015,115-1,519-9.13%
192016,634-743-4.28%
191017,377-114-0.65%
190017,4911,4248.86%
189016,067-175-1.08%
188016,242580.36%
187016,1845,25348.06%
186010,9315,01084.61%
18505,9210.00%

Mason County Population Growth

Population Data via

Mason County Race Data

Race Population Percentage
White13,33398.71%
Two or More Races1741.29%
Black or African American760.56%
Asian530.39%
American Indian and Alaska Native510.38%
Native Hawaiian and Other Pacific Islander20.01%

Mason County Population Pyramid

0k0k0k0k0k1kMason County Male Population0k0k0k0k0k1kMason County Female Population

Population of Cities in Mason County

City 2010 Census 2016 Estimated Growth Growth Rate
Havana33013030-271-8.21%
Mason City23432148-195-8.32%
Manito16421503-139-8.47%
San Jose642609-33-5.14%
Bath333302-31-9.31%
Easton321298-23-7.17%
Kilbourne302281-21-6.95%
Forest City246229-17-6.91%
Topeka7671-5-6.58%
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