ZIP Code 45331 is located in Greenville Ohio. Portions of 45331 are also in Wayne Lakes and Greenville Township and Neave Township and Liberty Township (Darke County) and Washington Township (Darke County) and Adams Township (Darke County) and Richland Township (Darke County) and Van Buren Township (Darke County) and Franklin Township (Darke County) and Brown Township (Darke County) and Butler Township (Darke County). 45331 is entirely within Darke County. Regionally, 45331 is located in the Dayton Area.
| ZIP Code Name | Greenville |
| Primary County | Darke County |
| ZIP Code Type | Standard |
| Population (2022) | 22,027 |
| Area Code(s) | 326 / 937 |
| Current Time | EST |
45331 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 45331 is White. The majority race/ethnicity attending public schools in 45331 is White. The current unemployment level in 45331 is 3.9%.
| Population | 22,027 |
| Population Growth Rate | 1.79% |
| Population Density | 146 People per Square Mile |
| Total Households | 9,687 |
| Percentage High Income Households | 1.8% |
| Median Household Income (2021) | $49,277 |
| Average Adjusted Gross Income (2021) | $430,170 |
| Current Unemployment Rate (January 2025) | 3.9% |
| Majority Race/Ethnicty | White - 97.11% |
| Public School Majority Race/Ethnicty | White - 93.99% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 21,376 | 97.11% |
| Black | 281 | 1.28% |
| Hispanic | 290 | 1.32% |
| Asian | 29 | 0.13% |
| Native American | 36 | 0.16% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 2,253 | 96.53% |
| Black | 23 | 0.99% |
| Hispanic | 36 | 1.54% |
| Asian | 17 | 0.73% |
| Native American | 4 | 0.17% |
| Hawaiian/Pac. Islander | 1 | 0.04% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 1,495 | 10.62% |
| Bachelor Degree | 1,150 | 8.17% |
| High School Diploma | 7,008 | 49.8% |
| No High School Diploma | 228 | 1.62% |
| GED or Alternate | 811 | 5.76% |
| 1 or More Years of College | 1,466 | 10.42% |
| Associates Degree | 1,193 | 8.48% |
| Masters Degree | 580 | 4.12% |
| Professional Degree | 76 | 0.54% |
| Doctorate Degree | 66 | 0.47% |
| Coordinates | 40.09633636,-84.64644623 |
| Adjacent ZIP Codes | |
| Cities/Towns in 45331 | Wayne Lakes, Greenville Township, Neave Township, Liberty Township (Darke County), Washington Township (Darke County), Adams Township (Darke County), Richland Township (Darke County), Van Buren Township (Darke County), Franklin Township (Darke County), Brown Township (Darke County), Butler Township (Darke County) |
| Region | Dayton Area |
| Metropolitan/Micropolitan Stat Area | Greenville, OH |
| Time Zone | Eastern Standard Time |
| IANA Timezone | America/New_York |
| Area | 151 Square Miles |
| School Districts in 45331 | |
| Elementary Schools in 45331 | |
| Middle Schools in 45331 | |
| High Schools in 45331 |
| Plant Hardiness Zone | Zone 5b: -15F to -10F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 55b - Loamy High Lime Till Plains | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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