Mount Sterling, OH ZIP code
The ZIP code for Mount Sterling (also written Mt. Sterling), Ohio is 43143. It is in Madison County.
- Population in these ZIPs
- 5,803
- Avg. median income
- $100,300population-weighted
- Typical home value
- $296,600population-weighted
- Metro area
- Columbus, OH
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Mount Sterling, OH ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 43143 | 5,803 | $100,333 | $296,600 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Mount Sterling
- Derby 6 mi
- Bloomingburg 8 mi
- Orient 9 mi
- Harrisburg 9 mi
- Sedalia 10 mi
- New Holland 10 mi
- Williamsport 13 mi
- Commercial Point 13 mi
- London 14 mi
- Grove City 14 mi
- South Solon 14 mi
- Washington Court House 15 mi
Frequently asked questions
What is the ZIP code for Mount Sterling, OH?
The ZIP code for Mount Sterling, OH is 43143.
What county is Mount Sterling, Ohio in?
Mount Sterling ZIP codes are in Madison County.