Knox County, Missouri
Knox County, Missouri, has 3,728 residents (July 2025 estimate). Its county seat is Edina. It uses Central Time and covers 504 sq mi (1,305 km²) of land.
- Resident population, July 2025
- 3,728
- Land area
- 504 sq mi (1,305 km²)
- County seat or government
- Edina
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $57,788 ± $9,515
- Median home value
- $101,400 ± $15,911
- Median rent, with utilities
- $666 ± $21
- Homes lived in by their owners
- 85.1% ± 1.6 points
- County type
- County
- Metro or micro area
- Outside any metro or micro areaNext to: Kirksville, MO micro area and Quincy, IL-MO micro area
- Water area
- 2.82 sq mi (7.3 km²)
- State
- Missouri
- County code (FIPS)
- 29103
- Coordinates (central point)
- 40.136856, -92.146835
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 zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Central TimeAmerica/Chicago | UTC-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
- 635492,344 people
- 635372,194 people
- 635331,141 people
- 634471,060 people
- 63469911 people
- 63563501 people
- 63446493 people
- 63531393 people
- 63547377 people
- 63458185 people
- 63451177 people
- 63460151 people
12 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
- Center Township1,250 people
- Lyon Township663 people
- Benton Township320 people
- Greensburg Township295 people
- Bee Ridge Township208 people
- Fabius Township185 people
- Shelton Township166 people
- Liberty Township150 people
- Colony Township147 people
- Myrtle Township134 people
- Jeddo Township98 people
- Salt River Township89 people
All 13
- Bourbon Township51 people
People counts are American Community Survey 2020–2024 5-year estimates. All townships in Missouri, by county
School districts in Knox County, largest first
- Lewis County C-1 School District6,092 people
- Knox County R-I School District3,756 people
- La Plata R-II School District2,347 people
- Adair County R-II School District1,689 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.
- Edina, Missouri (city)1,250 people
- Hurdland, Missouri (city)173 people
- Knox City, Missouri (city)103 people
- Newark, Missouri (village)75 people
- Novelty, Missouri (village)63 people
- Baring, Missouri (city)40 people
- Plevna, Missouri (CDP)0 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Scotland County, Missouri21 mi north
- Lewis County, Missouri22 mi east
- Shelby County, Missouri24 mi south
- Adair County, Missouri24 mi west
- Clark County, Missouri29 mi northeast
- Macon County, Missouri31 mi southwest
Before using this answer on a form
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