Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Population over time
Rose Hill had 157 residents in the 2020 census, down 23% since 2000.
It’s the 606th largest of 1,019 towns in Iowa by population.
Mahaska County grew from 34,273 residents in 1900 to 22,190 in 2020.
Mahaska County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Weather by month
Average highs peak around 86°F in summer, and winter lows average 12°F. About 38.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Oskaloosa, IA weather station (9 miles away).
Jobs in Mahaska County
7,582 jobs at 538 businesses in Mahaska County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Health care
Nearest hospitals
Mahaska Health PartnershipCritical access hospital · emergency room · CMS rating 4 of 5 · Oskaloosa8.5 miles
Keokuk County Health CenterCritical access hospital · emergency room · Sigourney14.0 miles
Ottumwa Regional Health CenterGeneral hospital · emergency room · CMS rating 2 of 5 · Ottumwa21.4 miles
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
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