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Where am ILOCATED

Knox County, Indiana

Knox County, Indiana, has 35,652 residents (July 2025 estimate). Its county seat is Vincennes. It uses Eastern Time and covers 516 sq mi (1,336 km²) of land.

IndianapolisFort WayneEvansville
Knox County in Indiana
Lawrence CountyWabash CountyDaviess CountyVincennesBicknellOaktownFreelandvilleMonroe City
Knox County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
35,652
Land area
516 sq mi (1,336 km²)
County seat or government
Vincennes
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$61,237 ± $4,302
Median home value
$137,700 ± $11,734
Median rent, with utilities
$796 ± $45
Homes lived in by their owners
67.8% ± 2.0 points
County type
County
Metro or micro area
Vincennes, IN micro areaCentral county
Water area
8.07 sq mi (20.9 km²)
State
Indiana
County code (FIPS)
18083
Coordinates (central point)
38.688381, -87.420358
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 Knox County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/Indiana/VincennesUTC-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. 4759125,168 people
  2. 475124,243 people
  3. 475611,442 people
  4. 475571,345 people
  5. 47516988 people
  6. 47640938 people
  7. 47535807 people
  8. 47597745 people
  9. 47578566 people
  10. 47528457 people
  11. 47524302 people
  12. 4759694 people
All 13
  1. 4757320 people

13 ZIP Code areas overlap Knox 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 Knox County, largest first

  1. Vincennes Township21,685 people
  2. Vigo Township4,051 people
  3. Washington Township2,368 people
  4. Harrison Township1,793 people
  5. Johnson Township1,388 people
  6. Palmyra Township1,388 people
  7. Busseron Township1,369 people
  8. Widner Township1,028 people
  9. Steen Township672 people
  10. Decker Township265 people

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

School districts in Knox County, largest first

  1. Vincennes Community School Corporation21,344 people
  2. North Knox School Corporation8,816 people
  3. South Knox School Corporation5,847 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. Vincennes, Indiana (city)16,586 people
  2. Bicknell, Indiana (city)3,017 people
  3. Oaktown, Indiana (town)860 people
  4. Freelandville, Indiana (CDP)807 people
  5. Monroe City, Indiana (town)767 people
  6. Bruceville, Indiana (town)446 people
  7. Wheatland, Indiana (town)349 people
  8. Sandborn, Indiana (town)339 people
  9. Edwardsport, Indiana (town)337 people
  10. Decker, Indiana (town)174 people
  11. Ragsdale, Indiana (CDP)88 people
  12. Emison, Indiana (CDP)76 people
All 13
  1. Westphalia, Indiana (CDP)47 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Lawrence County, Illinois17 mi west
  2. Daviess County, Indiana19 mi east
  3. Pike County, Indiana22 mi southeast
  4. Gibson County, Indiana27 mi south
  5. Sullivan County, Indiana28 mi north
  6. Wabash County, Illinois28 mi southwest
  7. Crawford County, Illinois28 mi northwest
  8. Greene County, Indiana33 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.