Harrison County, Iowa

Harrison County, Iowa, has 14,623 residents (July 2025 estimate). Its county seat is Logan. It uses Central Time and covers 697 sq mi (1,805 km²) of land.

Des MoinesCedar RapidsDavenport
Harrison County in Iowa
Washington CountyMissouri ValleyWoodbineLoganDunlapMondamin
Harrison County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
14,623
Land area
697 sq mi (1,805 km²)
County seat or government
Logan
Time zone
Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income
$79,535 ± $3,655
Median home value
$176,000 ± $10,851
Median rent, with utilities
$849 ± $34
Homes lived in by their owners
77.1% ± 2.5 points
County type
County
Metro or micro area
Omaha, NE-IA metro areaOutlying county
Water area
4.76 sq mi (12.3 km²)
State
Iowa
County code (FIPS)
19085
Coordinates (central point)
41.688584, -95.827149

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Harrison County

Time zoneLocal time and UTC offsetNext clock change
Central TimeAmerica/ChicagoUTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 515554,952 people
  2. 515463,114 people
  3. 515792,282 people
  4. 515591,841 people
  5. 515291,732 people
  6. 515701,118 people
  7. 51557828 people
  8. 51563629 people
  9. 51558549 people
  10. 51564520 people
  11. 51565516 people
  12. 51523379 people
All 15
  1. 51545267 people
  2. 51556266 people
  3. 51550169 people

15 ZIP Code areas overlap Harrison County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Townships in Harrison County, largest first

  1. St. John Township4,046 people
  2. Boyer Township1,914 people
  3. Jefferson Township1,891 people
  4. Harrison Township1,344 people
  5. Magnolia Township893 people
  6. Jackson Township589 people
  7. Morgan Township512 people
  8. La Grange Township454 people
  9. Washington Township430 people
  10. Taylor Township380 people
  11. Union Township379 people
  12. Cass Township270 people
All 20
  1. Calhoun Township263 people
  2. Cincinnati Township246 people
  3. Raglan Township221 people
  4. Little Sioux Township207 people
  5. Douglas Township205 people
  6. Allen Township202 people
  7. Lincoln Township110 people
  8. Clay Township76 people

People counts are American Community Survey 2020–2024 5-year estimates. All townships in Iowa, by county

School districts in Harrison County, largest first

  1. Harlan Community School District8,266 people
  2. AHSTW Community School District5,373 people
  3. Missouri Valley Community School District5,241 people
  4. West Monona Community School District4,024 people
  5. Tri-Center Community School District3,328 people
  6. Logan-Magnolia Community School District3,154 people
  7. Boyer Valley Community School District2,509 people
  8. Woodbine Community School District2,470 people
  9. West Harrison Community School District2,464 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Missouri Valley, Iowa (city)2,666 people
  2. Woodbine, Iowa (city)1,471 people
  3. Logan, Iowa (city)1,392 people
  4. Dunlap, Iowa (city)1,170 people
  5. Mondamin, Iowa (city)403 people
  6. Persia, Iowa (city)294 people
  7. Pisgah, Iowa (city)255 people
  8. Modale, Iowa (city)181 people
  9. Magnolia, Iowa (city)180 people
  10. California Junction, Iowa (CDP)169 people
  11. Little Sioux, Iowa (city)129 people
  12. River Sioux, Iowa (CDP)7 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Washington County, Nebraska23 mi southwest
  2. Monona County, Iowa26 mi north
  3. Shelby County, Iowa27 mi east
  4. Pottawattamie County, Iowa28 mi southeast
  5. Burt County, Nebraska29 mi northwest
  6. Crawford County, Iowa33 mi northeast

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.