Zip Code 45172 — Sinking Spring, OH
45172 is a ZIP Code associated with Sinking Spring, OH, located within Highland. 45172 ranks #6 out of 7 ZIP codes in Highland County by population (and #1061 out of 1,232 in OH). The area supports an estimated population of 308 residents across Data Pending housing units, with a population density of 269.6 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (39.074470, -83.386880)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 45172 |
| Primary City | Sinking Spring |
| State / Province | OH |
| County | Highland |
| Total Population | 308 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 269.6 people/sq mi |
| Timezone | America/New_York |
How 45172 Compares
| Metric | ZIP 45172 | Highland County | OH State Average |
|---|
| Population | 308 | 42,566 (Total) | 11,810,293 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 269.6 /sq mi | -- | -- |
| County Pop Rank | #6 of 7 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →