Lewis County, Missouri
Lewis County, Missouri, has 9,879 residents (July 2025 estimate). Its county seat is Monticello. It uses Central Time and covers 505 sq mi (1,308 km²) of land.
- Resident population, July 2025
- 9,879
- Land area
- 505 sq mi (1,308 km²)
- County seat or government
- Monticello
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $59,934 ± $3,745
- Median home value
- $130,200 ± $13,476
- Median rent, with utilities
- $644 ± $68
- Homes lived in by their owners
- 76.3% ± 2.5 points
- County type
- County
- Metro or micro area
- Quincy, IL-MO micro areaOutlying county
- Water area
- 5.78 sq mi (15 km²)
- State
- Missouri
- County code (FIPS)
- 29111
- Coordinates (central point)
- 40.084559, -91.728803
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 Lewis 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
- 634354,318 people
- 634481,760 people
- 634401,136 people
- 634541,104 people
- 634471,060 people
- 634521,026 people
- 63471770 people
- 63446493 people
- 63474444 people
- 63457389 people
- 63473375 people
- 63438232 people
12 ZIP Code areas overlap Lewis 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 Lewis County, largest first
- Canton Township3,725 people
- Union Township1,973 people
- La Belle Township1,684 people
- Highland Township1,384 people
- Dickerson Township493 people
- Lyon Township284 people
- Reddish Township254 people
- Salem Township127 people
People counts are American Community Survey 2020–2024 5-year estimates. All townships in Missouri, by county
School districts in Lewis County, largest first
- Palmyra R-I School District6,641 people
- Clark County R-I School District6,608 people
- Lewis County C-1 School District6,092 people
- Canton R-V School District4,197 people
- Knox County R-I School District3,756 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.
- Canton, Missouri (city)2,752 people
- La Grange, Missouri (city)1,033 people
- La Belle, Missouri (city)775 people
- Ewing, Missouri (city)542 people
- Lewistown, Missouri (town)343 people
- Monticello, Missouri (village)233 people
- Williamstown, Missouri (CDP)23 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Marion County, Missouri20 mi south
- Clark County, Missouri22 mi north
- Knox County, Missouri22 mi west
- Shelby County, Missouri28 mi southwest
- Adams County, Illinois29 mi east
- Hancock County, Illinois37 mi northeast
Before using this answer on a form
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