Warren County Population 2017

Warren County's estimated population is 49,691 with a growth rate of 2.02% in the past year according to the most recent United States census data. Warren County is the 11th largest county in Iowa.

Year Population Growth Growth Rate
201649,6919852.02%
201548,7066961.45%
201448,0105581.18%
201347,4524610.98%
201246,9913130.67%
201146,6783460.75%
201046,33210,29928.58%
199036,0331,1553.31%
198034,8787,44627.14%
197027,4326,60331.70%
196020,8293,07117.29%
195017,758630.36%
194017,695-5-0.03%
193017,700-347-1.92%
192018,047-147-0.81%
191018,194-2,182-10.71%
190020,3762,10711.53%
189018,269-1,309-6.69%
188019,5781,5988.89%
187017,9807,69974.89%
186010,2819,320969.82%
18509610.00%

Warren County Population Growth

Population Data via

Warren County Race Data

Race Population Percentage
White47,23195.05%
Two or More Races5731.15%
Black or African American3650.73%
Asian2880.58%
American Indian and Alaska Native1420.29%
Native Hawaiian and Other Pacific Islander1070.22%

Warren County Population Pyramid

0k1k1k2k2kWarren County Male Population0k1k1k2k2kWarren County Female Population

Population of Cities in Warren County

City 2010 Census 2016 Estimated Growth Growth Rate
Indianola147771578510086.82%
Norwalk898110590160917.92%
Carlisle389142493589.20%
Milo77577720.26%
Hartford771767-4-0.52%
New Virginia48948900.00%
Martensdale465477122.58%
Cumming3514085716.24%
Lacona36136651.39%
Ackworth838633.61%
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