ZIP Code 45146 is located in Martinsville Ohio. Portions of 45146 are also in Clark Township (Clinton County) and Washington Township (Clinton County) and Green Township (Clinton County). 45146 is entirely within Clinton County. Regionally, it is located in Metro Cincinnati.
| ZIP Code Name | Martinsville |
| Primary County | Clinton County |
| ZIP Code Type | Standard |
| Population (2022) | 1,063 |
| Area Code(s) | 326 / 937 |
| Current Time | EDT |
45146 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Ohio based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 45146 is White. The current unemployment level in 45146 is 5.0%.
| Population | 1,063 |
| Population Growth Rate | -18.22% |
| Population Density | 47 People per Square Mile |
| Total Households | 586 |
| Percentage High Income Households | 2.6% |
| Median Household Income (2021) | $66,331 |
| Average Adjusted Gross Income (2020) | $52,050 |
| Current Unemployment Rate (April 2024) | 5.0% |
| Majority Race/Ethnicty | White - 99.06% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 1,269 | 99.06% |
| Black | 5 | 0.39% |
| Hispanic | 7 | 0.55% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 114 | 11.24% |
| Bachelor Degree | 92 | 9.07% |
| High School Diploma | 436 | 43% |
| No High School Diploma | 13 | 1.28% |
| GED or Alternate | 106 | 10.45% |
| 1 or More Years of College | 149 | 14.69% |
| Associates Degree | 92 | 9.07% |
| Masters Degree | 12 | 1.18% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
| Coordinates | 39.31397629,-83.79312897 |
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| Region | Metro Cincinnati |
| Metropolitan/Micropolitan Stat Area | Wilmington, OH |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 23 Square Miles |
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| Ohio State House of Representatives Districts in 45146 |
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| Plant Hardiness Zone | Zone 6a: -10F to -5F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 55b - Loamy High Lime Till Plains | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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