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Where am ILOCATED

Marshall County, Indiana

Marshall County, Indiana, has 46,599 residents (July 2025 estimate). Its county seat is Plymouth. It uses Eastern Time and covers 444 sq mi (1,149 km²) of land.

IndianapolisFort WayneEvansville
Marshall County in Indiana
PlymouthBremenArgosBourbonCulver
Marshall County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
46,599
Land area
444 sq mi (1,149 km²)
County seat or government
Plymouth
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$71,808 ± $3,823
Median home value
$204,900 ± $7,570
Median rent, with utilities
$938 ± $32
Homes lived in by their owners
76.4% ± 2.0 points
County type
County
Metro or micro area
Plymouth, IN micro areaCentral county
Water area
6.13 sq mi (15.9 km²)
State
Indiana
County code (FIPS)
18099
Coordinates (central point)
41.325003, -86.269036
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 Marshall County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/Indiana/IndianapolisUTC-05:00 in January; UTC-04:00 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. 4656323,615 people
  2. 4655012,843 people
  3. 465069,994 people
  4. 465747,426 people
  5. 465013,780 people
  6. 465113,755 people
  7. 465043,500 people
  8. 465362,964 people
  9. 465392,659 people
  10. 465242,023 people
  11. 465311,825 people
  12. 465701,279 people
All 15
  1. 46537475 people
  2. 46572115 people
  3. 465130 people

15 ZIP Code areas overlap Marshall 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

Marshall County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Townships in Marshall County, largest first

  1. Center Township15,990 people
  2. German Township8,838 people
  3. North Township4,032 people
  4. West Township3,815 people
  5. Walnut Township2,871 people
  6. Bourbon Township2,834 people
  7. Union Township2,815 people
  8. Polk Township2,476 people
  9. Tippecanoe Township1,791 people
  10. Green Township822 people

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

School districts in Marshall County, largest first

  1. Plymouth Community School Corporation19,805 people
  2. John Glenn School Corporation8,920 people
  3. Bremen Public Schools8,838 people
  4. Union-North United School Corporation7,507 people
  5. Culver Community Schools Corporation6,817 people
  6. Triton School Corporation5,455 people
  7. Argos Community Schools3,693 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. Plymouth, Indiana (city)10,664 people
  2. Bremen, Indiana (town)4,642 people
  3. Argos, Indiana (town)1,802 people
  4. Bourbon, Indiana (town)1,760 people
  5. Culver, Indiana (town)1,392 people
  6. Koontz Lake, Indiana (CDP)1,182 people
  7. Lake of the Woods, Indiana (CDP)663 people
  8. La Paz, Indiana (town)476 people
  9. Tippecanoe, Indiana (CDP)378 people
  10. Tyner, Indiana (CDP)200 people
  11. Donaldson, Indiana (CDP)62 people
  12. Teegarden, Indiana (CDP)35 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Fulton County, Indiana19 mi south
  2. Starke County, Indiana20 mi west
  3. St. Joseph County, Indiana20 mi north
  4. Kosciusko County, Indiana22 mi east
  5. Elkhart County, Indiana28 mi northeast
  6. Pulaski County, Indiana29 mi southwest

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.