Louisa County, Iowa
Louisa County: county in Iowa, United States
About
Louisa County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 11,387 and a population density of 11 people per km². After 10 years in 2020 county had an estimated population of 11,011 inhabitants. Its county seat is Wapello. The county was created 190 years ago in 1835.
County Snapshot
Louisa County at a glance
Louisa County currently has 9 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
9
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Iowa counties
99
Open related pagesLargest city
WapelloPopulation 1,999
Top linked places
Quick Facts about Louisa County
| Population | 11,011 (2020) |
| Country | United States of America |
| State | Iowa (United States) |
| Different from | Louisa County |
| Area | 1082 km2 |
| Water as percent of area | 3.8% |
| Land as percent of area | 96.2% |
| Latitude & Longitude | 41.2185,-91.2596 |
| Capital | Wapello |
| Establishment | January 01, 1836 |
| Time Zone | America/Chicago |
| Local time | 18:59:48 (18th April 2026) |
| Density | 10 Pop. per km² as of 2020 |
| Population growth | -3.41% (2010-2020) |
| Weather | 39℉ Showers And Thunderstorms 7-days weather |
Geography
Louisa County is located at 41°13'7"N 91°15'35"W (41.2185100, -91.2596200). It has 2 neighbors: Des Moines County and Muscatine County.
Louisa County map
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The largest city of Louisa County is Wapello with a population of 1,999. Other cities include, Columbus Junction population 1,810, Morning Sun population 781, Grandview population 519 and Letts population 373. See all Louisa County cities & populated places.
Louisa County Populated Places
Cities, towns, neighborhoods & other populated places in Louisa County.
| City Name | Population | Title |
|---|---|---|
| Wapello | 1,999 | City in Iowa |
| Columbus Junction | 1,810 | City in Louisa County, Iowa, United States |
| Morning Sun | 781 | City in Louisa County, Iowa, United States |
| Grandview | 519 | City in Louisa County, Iowa |
| Letts | 373 | City in Louisa County, Iowa, United States |
| Columbus City | 372 | Township in Louisa County, Iowa |
| Fredonia | 220 | Town in the U. |
| Oakville | 168 | City in Iowa, United States |
| Cotter | 42 | Human settlement in Louisa County, Iowa, United States of America |
Weather
Showers and thunderstorms before 8pm, then showers and thunderstorms likely between 8pm and 9pm, then showers and thunderstorms between 9pm and midnig...
7-Day ForecastOfficial website of Louisa County
Official Website- Wapello
Demographics
According to census records, the population of Louisa County decreased by 3.41% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 11,387 | - | census |
| 2011 | 11,381 | -0.05% | estimation process |
| 2012 | 11,360 | -0.18% | estimation process |
| 2013 | 11,348 | -0.11% | estimation process |
| 2014 | 11,250 | -0.87% | estimation process |
| 2015 | 11,285 | 0.31% | estimation process |
| 2016 | 11,221 | -0.57% | estimation process |
| 2017 | 11,195 | -0.23% | estimation process |
| 2018 | 11,153 | -0.38% | estimation process |
| 2019 | 11,035 | -1.07% | estimation process |
| 2020 | 11,011 | -0.22% | estimation process |
People born in Louisa County (3)
People born in Louisa County, including newspaper publisher and politician William Darius Jamieson, World War I casualty John Marcus Craig, architect Bert D. Keck, .
More notable people
Other places with the same name (1)
- Louisa County, Virginia county in Virginia, United States with a population of 38,132 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. |