Adair County, Iowa

Adair County, Iowa, has 7,403 residents (July 2025 estimate). Its county seat is Greenfield. It uses Central Time and covers 569 sq mi (1,474 km²) of land.

Des MoinesCedar RapidsDavenport
Adair County in Iowa
GreenfieldFontanelleOrient
Adair County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
7,403
Land area
569 sq mi (1,474 km²)
County seat or government
Greenfield
Time zone
Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income
$68,092 ± $4,755
Median home value
$160,400 ± $9,102
Median rent, with utilities
$799 ± $83
Homes lived in by their owners
73.9% ± 2.9 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Des Moines-West Des Moines, IA metro area
Water area
1 sq mi (2.6 km²)
State
Iowa
County code (FIPS)
19001
Coordinates (central point)
41.328528, -94.478164

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 Adair 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. 508019,034 people
  2. 502738,950 people
  3. 502502,832 people
  4. 508492,374 people
  5. 500021,496 people
  6. 508461,276 people
  7. 500701,221 people
  8. 500201,197 people
  9. 50858848 people
  10. 50164682 people
  11. 50859676 people
  12. 50048562 people
All 14
  1. 50837282 people
  2. 5015594 people

14 ZIP Code areas overlap Adair 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 Adair County, largest first

  1. Greenfield Township1,932 people
  2. Summit Township1,122 people
  3. Summerset Township1,103 people
  4. Lincoln Township990 people
  5. Orient Township661 people
  6. Jackson Township361 people
  7. Jefferson Township170 people
  8. Washington Township157 people
  9. Grand River Township153 people
  10. Harrison Township145 people
  11. Walnut Township141 people
  12. Grove Township140 people
All 17
  1. Richland Township129 people
  2. Union Township103 people
  3. Prussia Township96 people
  4. Lee Township40 people
  5. Eureka Township17 people

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

School districts in Adair County, largest first

  1. West Central Valley Community School District5,598 people
  2. Nodaway Valley Community School District4,038 people
  3. CAM Community School District2,610 people
  4. Adair-Casey Community School District2,074 people
  5. Orient-Macksburg Community School District1,160 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. Greenfield, Iowa (city)1,894 people
  2. Stuart, Iowa (city)1,655 people
  3. Adair, Iowa (city)830 people
  4. Fontanelle, Iowa (city)615 people
  5. Orient, Iowa (city)448 people
  6. Casey, Iowa (city)381 people
  7. Bridgewater, Iowa (city)124 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Cass County, Iowa24 mi west
  2. Union County, Iowa24 mi southeast
  3. Madison County, Iowa24 mi east
  4. Adams County, Iowa24 mi southwest
  5. Guthrie County, Iowa25 mi north
  6. Audubon County, Iowa33 mi northwest
  7. Dallas 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.