Zip Code 18955 — Richlandtown, PA
18955 is a ZIP Code associated with Richlandtown, PA, located within Bucks. 18955 ranks #33 out of 48 ZIP codes in Bucks County by population (and #1036 out of 1,832 in PA). The area supports an estimated population of 1,511 residents across Data Pending housing units, with a population density of 210.9 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (40.484690, -75.314100)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 18955 |
| Primary City | Richlandtown |
| State / Province | PA |
| County | Bucks |
| Total Population | 1,511 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 210.9 people/sq mi |
| Timezone | America/New_York |
How 18955 Compares
| Metric | ZIP 18955 | Bucks County | PA State Average |
|---|
| Population | 1,511 | 634,655 (Total) | 13,018,637 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 210.9 /sq mi | -- | -- |
| County Pop Rank | #33 of 48 | -- | -- |
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 →