Grundy County, Iowa
Grundy County: County in Iowa, United States
About
Grundy County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 12,453 and a population density of 10 people per km². After 10 years in 2020 county had an estimated population of 12,217 inhabitants. Its county seat is Grundy Center. The county was created 174 years ago in 1850.
Quick Facts about Grundy County
| Population : | 12,217 (2020) |
| Country : | United States of America |
| State : | Iowa (United States) |
| Different from : | Grundy County, Grundy County, Grundy County |
| Twitter username : | grundycoiowa |
| Area : | 1302 km2 |
| Water as percent of area : | 0.01% |
| Land as percent of area : | 99.99% |
| Named for : | Felix Grundy |
| Capital : | Grundy Center |
| Establishment : | January 01, 1851 |
| Time Zone : | America/Chicago |
| Local time : | 21:33:48 (22nd February 2025) |
| Density : | 9 Pop. per km² as of 2020 |
| Population growth : | -1.93% (2010-2020) |
Geography
Grundy County is located at 42°24'7"N 92°47'29"W (42.4018700, -92.7914200). It has 2 neighbors: Butler County and Marshall County.
Grundy County map
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The largest city of Grundy County is Grundy Center with a population of 2,670. Other cities include, Reinbeck population 1,613, Dike population 1,267, Conrad population 1,067 and Wellsburg population 685. See all Grundy County cities & populated places.
Grundy County Populated Places
Cities, towns, neighborhoods & other populated places in Grundy County.
| City Name | Population | Title |
|---|---|---|
| Grundy Center | 2,670 | City in Iowa |
| Reinbeck | 1,613 | City in Grundy County, Iowa, United States |
| Dike | 1,267 | City in Iowa, United States |
| Conrad | 1,067 | City in Grundy County, Iowa, United States |
| Wellsburg | 685 | Human settlement in Grundy County, Iowa, United States of America |
| Holland | 276 | City in Iowa, United States |
| Stout | 214 | Human settlement in Grundy County, Iowa, United States of America |
| Beaman | 183 | Human settlement in Grundy County, Iowa, United States of America |
| Lincoln | 148 | City in Iowa, United States |
| Morrison | 91 | City in Iowa, United States |
- Official Website
Official website of Grundy County
Grundy County has 2 neighbours.
- Butler County county in Iowa, United States of America
- Marshall County county in Iowa, United States
- Grundy Center
Demographics
According to census records, the population of Grundy County decreased by 1.93% in 10 years.
| Year | Population | % Change | Method |
| 2010 | 12,453 | - | census |
| 2011 | 12,478 | 0.2% | estimation process |
| 2012 | 12,437 | -0.33% | estimation process |
| 2013 | 12,341 | -0.78% | estimation process |
| 2014 | 12,390 | 0.4% | estimation process |
| 2015 | 12,405 | 0.12% | estimation process |
| 2016 | 12,286 | -0.97% | estimation process |
| 2017 | 12,298 | 0.1% | estimation process |
| 2018 | 12,272 | -0.21% | estimation process |
| 2019 | 12,232 | -0.33% | estimation process |
| 2020 | 12,217 | -0.12% | estimation process |
People born in Grundy County (3)
People born in Grundy County, including aerospace engineer Clayton Folkerts, politician W. L. Mooty, politician Robert H. Renken, .
List
Other places with the same name (4)
- Grundy County , Illinois county in Illinois, United States with a population of 50,993 people.
- Grundy County , Tennessee county in Tennessee, United States with a population of 13,485 people.
- Grundy County , Missouri county in Missouri, United States with a population of 9,595 people.
Iowa Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Indiana | 820,445 | A city located in the state of Iowa. |
| Polk County | 494,281 | County in Iowa, United States |
| Linn County | 227,854 | County in Oregon, United States |
| Des Moines | 212,312 | The capital of Iowa. |
| Scott County | 173,216 | County in Tennessee, United States |
| Johnson County | 153,740 | County in Iowa, United States |
| Cedar Rapids | 134,027 | The second most populous city in Iowa. |
| Black Hawk County | 130,786 | County in Iowa, United States |
| Woodbury County | 103,138 | County in Iowa, United States of America |
| Davenport | 101,799 | The most populous city in Scott County, Iowa. |
| Story County | 98,237 | County in Iowa, United States |
| Dubuque County | 97,590 | County in Iowa, United States |
| Dallas County | 96,963 | County in Iowa, United States |
| Pottawattamie County | 93,328 | County in Iowa, United States of America |
| Sioux City | 82,651 | The second most populous city in Iowa. |
| Iowa City | 75,130 | The most populous city in Johnson County, Iowa. |
