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Where am ILOCATED

Jackson County, Iowa

Jackson County, Iowa, has 19,288 residents (July 2025 estimate). Its county seat is Maquoketa. It uses Central Time and covers 636 sq mi (1,647 km²) of land.

Des MoinesCedar RapidsDavenport
Jackson County in Iowa
Jo Daviess CountyMaquoketaBellevuePrestonSabulaAndrew
Jackson County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
19,288
Land area
636 sq mi (1,647 km²)
County seat or government
Maquoketa
Time zone
Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income
$74,186 ± $6,396
Median home value
$175,000 ± $9,493
Median rent, with utilities
$807 ± $51
Homes lived in by their owners
80.7% ± 2.0 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Dubuque, IA metro area, Clinton, IA micro area, and Cedar Rapids, IA metro area
Water area
13.6 sq mi (35.1 km²)
State
Iowa
County code (FIPS)
19097
Coordinates (central point)
42.164226, -90.574582
Open this point in the location finder

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 Jackson 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. 520608,007 people
  2. 520315,403 people
  3. 520691,743 people
  4. 520321,305 people
  5. 520371,172 people
  6. 52079995 people
  7. 52070990 people
  8. 52731867 people
  9. 52054794 people
  10. 52064685 people
  11. 52309443 people
  12. 52030423 people
All 16
  1. 52207256 people
  2. 52071135 people
  3. 52075125 people
  4. 52074119 people

16 ZIP Code areas overlap Jackson 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 Jackson County, largest first

  1. South Fork Township4,371 people
  2. Maquoketa Township2,966 people
  3. Bellevue Township2,791 people
  4. Van Buren Township1,670 people
  5. Tete Des Morts Township1,167 people
  6. Otter Creek Township861 people
  7. Perry Township816 people
  8. Union Township774 people
  9. Jackson Township611 people
  10. Monmouth Township575 people
  11. Iowa Township522 people
  12. Richland Township445 people
All 18
  1. Washington Township409 people
  2. Farmers Creek Township405 people
  3. Prairie Springs Township403 people
  4. Butler Township284 people
  5. Brandon Township163 people
  6. Fairfield Township157 people

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

School districts in Jackson County, largest first

  1. Dubuque Community School District79,101 people
  2. Western Dubuque County Community School District22,697 people
  3. Maquoketa Community School District8,519 people
  4. Bellevue Community School District4,717 people
  5. Easton Valley Community School District3,688 people
  6. Midland Community School District3,631 people
  7. Andrew Community School District1,813 people
  8. Delwood Community School District1,113 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. Maquoketa, Iowa (city)6,075 people
  2. Bellevue, Iowa (city)2,259 people
  3. Preston, Iowa (city)1,044 people
  4. Sabula, Iowa (city)547 people
  5. Andrew, Iowa (city)423 people
  6. Miles, Iowa (city)398 people
  7. La Motte, Iowa (city)267 people
  8. Baldwin, Iowa (city)153 people
  9. St. Donatus, Iowa (city)135 people
  10. Springbrook, Iowa (city)125 people
  11. Monmouth, Iowa (city)121 people
  12. Spragueville, Iowa (city)90 people
All 13
  1. Zwingle, Iowa (city)76 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Clinton County, Iowa19 mi south
  2. Jo Daviess County, Illinois23 mi northeast
  3. Dubuque County, Iowa26 mi northwest
  4. Jones County, Iowa28 mi west
  5. Carroll County, Illinois34 mi east

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.