County ZIP codes · Ohio · FIPS 39057
Greene County, OH ZIP Codes
Greene County, Ohio has 25 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 17 of the residential ones lie mainly in Greene County and 8 mainly in a neighboring county; 15 cross the county line. Median household income ranges from $52,405 in 45169 (Sabina) to $135,948 in 45434 (Dayton) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Greene County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $80,605 and $96,147.
They carry 16 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 25 residential ZIP codes in Greene County
17 ZIP codes lie mainly in Greene County; 8 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 45324 | Fairborn | 41,194 | 1,243 | $65k | $184k | 78% |
| 45385 | Xenia | 40,617 | 296 | $77k | $218k | 100% |
| 45431 | Dayton | 27,951 | 2,382 | $83k | $210k | 62% |
| 45440 | Dayton | 22,358 | 2,431 | $82k | $268k | 64% |
| 45432 | Dayton | 15,055 | 2,111 | $83k | $183k | 66% |
| 45434 | Dayton | 12,529 | 1,201 | $136k | $310k | 100% |
| 45305 | Bellbrook | 11,498 | 831 | $123k | $330k | 100% |
| 45430 | Dayton | 7,371 | 1,523 | $116k | $279k | 100% |
| 45335 | Jamestown | 7,359 | 89 | $82k | $193k | 93% |
| 45314 | Cedarville | 6,536 | 127 | $85k | $313k | 98% |
| 45387 | Yellow Springs | 5,285 | 185 | $96k | $333k | 92% |
| 45370 | Spring Valley | 2,518 | 151 | $122k | $352k | 100% |
| 45384 | Wilberforce | 1,919 | 817 | $67k | $146k | 100% |
| 45433 | Dayton | 1,508 | 212 | $90k | – | 100% |
| 45301 | Alpha | 224 | 2,018 | – | $118k | 100% |
| 45307 | Bowersville | 216 | 1,256 | $73k | $176k | 100% |
| 45435 | Dayton | 134 | 757 | – | – | 100% |
Partly in Greene County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 45316 | Clifton | 141 | 1,093 | $83k | $200k | 46% |
| 45424 | Dayton | 50,725 | 1,609 | $81k | $184k | 11% |
| 45068 | Waynesville | 11,597 | 164 | $96k | $336k | 10% |
| 45368 | South Charleston | 3,889 | 49 | $61k | $169k | 7% |
| 45169 | Sabina | 4,050 | 43 | $52k | $152k | 6% |
| 45459 | Dayton | 28,553 | 2,011 | $90k | $302k | 3% |
| 43153 | South Solon | 1,112 | 21 | $90k | $184k | 2% |
| 45458 | Dayton | 38,712 | 1,948 | $110k | $363k | 2% |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
15 ZIP codes of Greene County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Greene | Elsewhere |
|---|---|---|
| 45424 | 11% | Montgomery County85%; Miami County4% |
| 45324 | 78% | Clark County22% |
| 45458 | 2% | Montgomery County82%; Warren County16% |
| 45459 | 3% | Montgomery County97% |
| 45431 | 62% | Montgomery County38% |
| 45440 | 64% | Montgomery County36% |
| 45432 | 66% | Montgomery County34% |
| 45068 | 10% | Warren County88%; Clinton County2% |
| 45335 | 93% | Fayette County4%; Clinton County3% |
| 45314 | 98% | Clark County2% |
| 45387 | 92% | Clark County8% |
| 45169 | 6% | Clinton County74%; Fayette County20% |
| 45368 | 7% | Clark County93% |
| 43153 | 2% | Madison County75%; Clark County14%; Fayette County9% |
| 45316 | 46% | Clark County54% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Greene County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Greene County's ZIP codes use 5 prefixes: 431, 450, 451, 453 and 454.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 431 | Columbus, OH (SCF 430) | 1 | 49 |
| 450 | Cincinnati, OH (SCF 450) | 1 | 39 |
| 451 | Cincinnati, OH (SCF 450) | 1 | 49 |
| 453 | Dayton, OH (SCF 453) | 12 | 80 |
| 454 | Dayton, OH (SCF 453) | 10 | 43 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.