| ZIP Codes: | 67 ZIP Codes (40 Standard, 24 PO Box, 3 Unique) [See All] |
| Area Codes: | 215 / 267 / 445 / 484 / 610 / 835 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:30 PM |
| Population: | 634,655 [See All] |
| FIPS: | 42017 |
| CBSA: | Philadelphia-Camden-Wilmington, PA-NJ-DE-MD |
| Land Area: | 594 sq mi |
| Water Area: | 17 sq mi |
| Coordinates: | 40.3256, -75.0979 |
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634,655 residents live across 67 ZIPs covering 594 sq mi, served by 60 distinct USPS-recognized cities.
Population moved from 614,555 to 633,462 from 2014 to 2024 — a +3.1% change. 27 ZIPs gained residents, 17 lost.
The county's wealthiest ZIP 18977 (Washington Crossing, $211,719 median) and poorest ZIP 19007 (Bristol, $65,511) are 11.8 miles apart — a 3.2× income gap across local geography.
Median home values vary 2.5× across this county — from $290,300 in 19007 (Bristol) to $736,200 in 18977 (Washington Crossing).
Density varies 50× across the county — from 98 people/sq mi in 18930 (Kintnersville) to 4,887 in 19055 (Levittown).
Educational attainment ranges from 16.4% bachelor's+ in 19021 (Croydon) to 73.5% in 18977 (Washington Crossing) — the breadth of educational profiles across the area.
Within Pennsylvania, this is the #4 most populous of 67 counties and ranks #1 for median household income .
On the national stage, Bucks County is ranks #52 for income .
Hosts 3 single-entity Unique ZIPs: 18991W Atlee Burpee Co ; 19048Union Fidelity Busi Reply ; and 19049Union Fidelity Postage Pd .
Weighted by population, the typical household earns about $118,603 across the county — reflecting what a typical resident sees, not a simple ZIP average.
44.9% of adults age 25+ hold a bachelor's degree or higher (206,379 of 459,535 reporting).
40 Standard delivery, 24 PO Box only, 3 single-entity Unique ZIPs serve this county.
7 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
3 ZIP codes in this county serve a single facility — typically theme parks, universities, large corporations, airports, or government complexes.
Median household income spans 3.2× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 19020 | Bensalem | Standard | 56,809 | $83,223 | 18.3 | 2.3% |
| 19067 | Morrisville | Standard | 53,885 | $133,630 | 39.3 | 5.4% |
| 18974 | Warminster | Standard | 43,122 | $103,779 | 19.8 | 3.8% |
| 18951 | Quakertown | Standard | 36,568 | $98,268 | 71.8 | 6.0% |
| 18966 | Southampton | Standard | 36,370 | $128,838 | 16.4 | -3.1% |
| 19047 | Langhorne | Standard | 34,563 | $109,530 | 17.7 | -3.6% |
| 18940 | Newtown | Standard | 29,626 | $157,414 | 35.4 | 1.9% |
| 18901 | Doylestown | Standard | 28,509 | $118,256 | 21.6 | 4.7% |
| 19053 | Feasterville Trevose | Standard | 28,509 | $107,780 | 10.7 | 8.7% |
| 18944 | Perkasie | Standard | 27,570 | $130,997 | 47.2 | 8.4% |
| 18902 | Doylestown | Standard | 22,898 | $161,267 | 28.2 | 11.6% |
| 18976 | Warrington | Standard | 22,202 | $123,285 | 10.8 | 12.4% |
| 19007 | Bristol | Standard | 21,800 | $65,511 | 9.5 | 6.3% |
| 18914 | Chalfont | Standard | 21,598 | $148,824 | 17.9 | 0.0% |
| 19057 | Levittown | Standard | 17,925 | $93,738 | 4.5 | 1.0% |
| 19054 | Levittown | Standard | 17,518 | $104,713 | 4.1 | 3.3% |
| 19056 | Levittown | Standard | 15,960 | $111,594 | 3.3 | 2.4% |
| 19055 | Levittown | Standard | 13,833 | $92,476 | 2.8 | 3.1% |
| 18938 | New Hope | Standard | 13,649 | $184,833 | 41.3 | -2.9% |
| 18960 | Sellersville | Standard | 13,597 | $109,028 | 19.2 | 8.0% |
| 19030 | Fairless Hills | Standard | 12,305 | $96,603 | 3.4 | -0.3% |
| 18954 | Richboro | Standard | 10,380 | $159,857 | 7.6 | 7.1% |
| 18929 | Jamison | Standard | 9,748 | $179,380 | 7.5 | 14.8% |
| 19021 | Croydon | Standard | 9,638 | $70,199 | 3.7 | -4.8% |
| 18947 | Pipersville | Standard | 6,477 | $140,783 | 26.0 | -7.6% |
| 18925 | Furlong | Standard | 6,250 | $207,609 | 9.6 | -4.7% |
| 18977 | Washington Crossing | Standard | 4,569 | $211,719 | 5.0 | 14.6% |
| 18972 | Upper Black Eddy | Standard | 3,104 | $80,208 | 23.5 | -13.4% |
| 18942 | Ottsville | Standard | 2,377 | $100,417 | 20.7 | -29.8% |
| 18917 | Dublin | Standard | 2,216 | $84,250 | 0.8 | 2.7% |
| 18077 | Riegelsville | Standard | 2,203 | $97,917 | 13.7 | -8.0% |
| 18930 | Kintnersville | Standard | 1,892 | $127,072 | 19.3 | -19.6% |
| 18955 | Richlandtown | Standard | 1,511 | $78,750 | 2.5 | -0.6% |
| 18923 | Fountainville | Standard | 984 | $79,722 | 1.6 | 8.6% |
| 18946 | Pineville | PO Box | 689 | $189,333 | 0.2 | — |
| 18970 | Trumbauersville | PO Box | 553 | $114,688 | 0.1 | -31.2% |
| 18962 | Silverdale | PO Box | 531 | $94,536 | 0.0 | -5.7% |
| 18932 | Line Lexington | Standard | 436 | — | 1.3 | 5.1% |
| 18920 | Erwinna | Standard | 393 | $152,813 | 4.3 | 8.6% |
| 18980 | Wycombe | PO Box | 308 | $145,278 | 0.0 | -45.2% |
| 18935 | Milford Square | PO Box | 273 | $113,214 | 0.0 | 1265.0% |
| 18950 | Point Pleasant | PO Box | 262 | $225,795 | 0.0 | 23.6% |
| 18913 | Carversville | Standard | 243 | — | 0.5 | 196.3% |
| 18927 | Hilltown | Standard | 239 | — | 0.4 | — |
| 18912 | Buckingham | PO Box | 213 | $250,001 | 0.0 | 1836.4% |
| 18921 | Ferndale | PO Box | 160 | — | 0.0 | — |
| 18933 | Lumberville | Standard | 105 | $226,083 | 2.0 | — |
| 18081 | Springtown | PO Box | 85 | — | 0.0 | -58.9% |
| 18039 | Durham | PO Box | — | — | 0.0 | — |
| 18953 | Revere | PO Box | — | — | 0.0 | — |
| 18963 | Solebury | PO Box | — | — | 0.0 | — |
| 18949 | Plumsteadville | PO Box | — | — | 0.0 | — |
| 18934 | Mechanicsville | Standard | — | — | 0.8 | — |
| 18916 | Danboro | PO Box | — | — | 0.0 | — |
| 18911 | Blooming Glen | PO Box | — | — | 0.0 | — |
| 18910 | Bedminster | PO Box | — | — | 0.0 | — |
| 18968 | Spinnerstown | PO Box | — | — | 0.0 | — |
| 18981 | Zionhill | PO Box | — | — | 0.0 | — |
| 18928 | Holicong | PO Box | — | — | 0.0 | — |
| 18931 | Lahaska | PO Box | — | — | 0.0 | — |
| 18943 | Penns Park | PO Box | — | — | 0.0 | — |
| 18956 | Rushland | PO Box | — | — | 0.0 | — |
| 18922 | Forest Grove | PO Box | — | — | 0.0 | — |
| 18991 | Warminster | Unique | — | — | 0.0 | — |
| 19058 | Levittown | PO Box | — | — | 0.0 | — |
| 19048 | Fort Washington | Unique | — | — | 0.0 | — |
| 19049 | Fort Washington | Unique | — | — | 0.0 | — |