Martinsburg, Ohio Demographics & Population 2026
During the 2020–2024 ACS period, Martinsburg, Ohio had a total population of 303, the 1017th largest village in Ohio, with a median household income of $55,313, which is 23% lower than the state average. The poverty rate is 1.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 1.7% — among the lowest in Ohio.
- Housing is very affordable with a home-value-to-income ratio of just 1.7x.
Martinsburg Quick Facts
How Martinsburg Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 314 | 303 | -3.5% |
| Median household income | $49,375 | $55,313 | +12.0% |
| Median home value | $90,000 | $95,700 | +6.3% |
How Martinsburg Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
Martinsburg Rankings in Ohio
Explore Ohio Rankings
Other Cities in Knox County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Mount Vernon | 17,052 | $53,845 | 21.9% | $174,000 |
| Apple Valley | 5,548 | $100,593 | 3.9% | $287,700 |
| Fredericktown | 2,652 | $65,510 | 12.5% | $171,200 |
| Gambier | 2,126 | $93,365 | 21.5% | $309,400 |
| Centerburg | 1,839 | $76,250 | 9.5% | $246,900 |
| Danville | 615 | $53,194 | 4.5% | $138,600 |
| South Mount Vernon | 589 | $59,018 | 33.1% | N/A |
| Bladensburg | 300 | N/A | 15.3% | N/A |
| Howard | 269 | N/A | 5.2% | $109,800 |
| Gann (Brinkhaven) | 137 | $83,507 | 3.6% | $91,700 |
Cities Similar to Martinsburg
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lawrenceville | 302 | $55,163 | N/A | 17.7% | 10.9% |
| Bladensburg | 300 | N/A | N/A | 0.0% | 15.3% |
| East Liberty | 300 | N/A | $334,700 | 28.1% | 28.0% |
| Port Jefferson | 306 | $57,083 | $101,000 | 7.8% | 13.4% |
| Haydenville | 314 | N/A | N/A | 20.2% | 54.8% |
A note before these figures: with a population of 303, Martinsburg's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Martinsburg is a small community located in Ohio, within Knox County. The total population is 303. It ranks as the 1017th most populous out of 1,264 Census-designated places in Ohio.
Age Demographics
The median age in Martinsburg is 44.0 years. This is 11% higher than the state median of 39.7 years.
Economy, Income & Housing
The median household income in Martinsburg is $55,313. This is 23% lower than the state median of $71,389. It is also 31% lower than the national median of $80,734. The poverty rate stands at 1.7%. This is 88% lower than the state poverty rate of 13.3%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 2.8%. This is 40% lower than the state rate of 4.8%. The median home value is $95,700. Housing costs are 55% lower than the state median of $214,800. With a home-value-to-income ratio of just 1.7x, Martinsburg is one of the most affordable housing markets in the area. 63.0% of occupied housing units are owner-occupied. This homeownership rate is 6% lower than the state average of 67.2%.
Race & Ethnicity
Every resident counted in Martinsburg was recorded as White (non-Hispanic). A figure of exactly 99.3% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.
Education
14.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 53% lower than the state rate of 31.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 81.2%.
Data Sources & Methodology
All demographic data for Martinsburg, Ohio is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Ohio state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,264 Census-designated places in Ohio. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Martinsburg, Ohio?
Martinsburg, Ohio has a population of 303 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Martinsburg, OH?
The median household income in Martinsburg is $55,313, which is 31% lower than the national median of $80,734.
What is the poverty rate in Martinsburg, OH?
The poverty rate in Martinsburg is 1.7%. This means approximately 5 residents live below the federal poverty line.
What is the racial makeup of Martinsburg, Ohio?
Martinsburg's population is 99.3% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Martinsburg, OH?
The median home value in Martinsburg is $95,700. The home-value-to-income ratio is 1.7x.
How educated is Martinsburg, Ohio?
14.7% of adults (25+) in Martinsburg hold a bachelor's degree or higher, and 1.0% hold a graduate or professional degree.