ZIP Code 45115 is located in Decatur Ohio. Portions of 45115 are also in Byrd Township. 45115 is entirely within Brown County. Regionally, 45115 is located in Metro Cincinnati.
| ZIP Code Name | Decatur |
| Primary County | Brown County |
| ZIP Code Type | PO Box |
| Population (2022) | 223 |
| Area Code(s) | 326 / 937 |
| Current Time | EST |
| Population | 223 |
| Population Growth Rate | 205.06% |
| Population Density | 49 People per Square Mile |
| Total Households | 32 |
| Current Unemployment Rate (January 2025) | 3.9% |
| Majority Race/Ethnicty | White - 100.00% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 241 | 100% |
| Black | 0 | 0% |
| Hispanic | 0 | 0% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 0 | 0% |
| Bachelor Degree | 0 | 0% |
| High School Diploma | 31 | 72.09% |
| No High School Diploma | 0 | 0% |
| GED or Alternate | 0 | 0% |
| 1 or More Years of College | 0 | 0% |
| Associates Degree | 12 | 27.91% |
| Masters Degree | 0 | 0% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
| Coordinates | 38.81543350,-83.70417023 |
| Cities/Towns in 45115 | |
| Region | Metro Cincinnati |
| Metropolitan/Micropolitan Stat Area | Cincinnati, OH-KY-IN |
| Time Zone | Eastern Standard Time |
| IANA Timezone | America/New_York |
| Area | 5 Square Miles |
| School Districts in 45115 | |
| Elementary Schools in 45115 | |
| High Schools in 45115 |