Story County Population 2018

Story County's estimated population is 97,502 with a growth rate of 0.71% in the past year according to the most recent United States census data. Story County is the 7th largest county in Iowa.

Year Population Growth Growth Rate
201797,5026860.71%
201696,8164680.49%
201596,3481,0381.09%
201495,3101,8481.98%
201393,4621,7321.89%
201291,7309331.03%
201190,7971,1701.31%
201089,62715,37520.71%
199074,2521,9262.66%
198072,3269,54315.20%
197062,78313,45627.28%
196049,3275,03311.36%
195044,29410,86032.48%
194033,4342,2937.36%
193031,1414,95618.93%
192026,1852,1028.73%
191024,0839243.99%
190023,1595,03227.76%
189018,1271,2217.22%
188016,9065,25545.10%
187011,6517,600187.61%
18604,0510.00%

Story County Population Growth

Population Data via

Story County Race Data

Race Population Percentage
White83,89886.05%
Asian7,6357.83%
Black or African American2,6942.76%
Two or More Races1,8311.88%
American Indian and Alaska Native2630.27%
Native Hawaiian and Other Pacific Islander250.03%

Story County Population Pyramid

0k2k4k6k8k10k12k Male Population0k2k4k6k8k10k12k 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