ZIP code 18921
Where is ZIP code 18921?
Ferndale, Pennsylvania
Bucks County · PO Box only ZIP code
ZIP code 18921 belongs to Ferndale, Pennsylvania in Bucks County. 18921 is a PO Box only ZIP code: it is used for post office boxes at the Ferndale post office, not for street addresses. It is in the Eastern Time zone and uses area codes 484, 610 and 835. About 160 people live in the 18921 area. The closest ZIP codes are 18953 (Revere, 1.6 mi southeast), 18930 (Kintnersville, 1.7 mi west) and 18972 (Upper Black Eddy, 2.8 mi east).
| ZIP code | 18921 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Ferndale |
| State | Pennsylvania (PA) |
| County | Bucks County |
| Time zone | Eastern Time · now |
| Area codes | 484, 610, 835 |
| Coordinates | 40.5337, -75.1788 map |
| 3-digit prefix | 189 |
Population and income in 18921
| Population | 160 · lower than 90% of Pennsylvania ZIP codes |
|---|---|
| People per square mile | 435 · higher than 60% of Pennsylvania ZIP codes |
| Median age | 61.3 years · higher than 95% of Pennsylvania ZIP codes |
| Men / women | 76% / 24% |
| Income per person | $80,637 |
| Below the poverty line | 15% |
| Bachelor’s degree or higher | 0.0% of adults 25+ |
| Median home value | $404,400 · higher than 91% of Pennsylvania ZIP codes |
| Housing units | 86 |
| Households | 86 (1.86 people on average) |
| Owners / renters | 100% / 0.0% |
| Land area | 0.37 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 18921. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 18921
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 18953 | Revere, PA | 1.6 mi SE | PO Box only |
| 18930 | Kintnersville, PA | 1.7 mi W | Standard |
| 18972 | Upper Black Eddy, PA | 2.8 mi E | Standard |
| 18039 | Durham, PA | 3.7 mi NW | PO Box only |
| 18077 | Riegelsville, PA | 3.7 mi NW | Standard |
| 18942 | Ottsville, PA | 5.3 mi S | Standard |
| 18920 | Erwinna, PA | 5.4 mi E | Standard |
| 08848 | Milford, NJ | 5.7 mi NE | Standard |
| 18081 | Springtown, PA | 6 mi W | PO Box only |
| 18910 | Bedminster, PA | 7.4 mi S | PO Box only |
| 08825 | Frenchtown, NJ | 7.7 mi E | Standard |
| 18955 | Richlandtown, PA | 8.1 mi SW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 18921 or measure the distance to another ZIP code.
How to address mail to 18921
PO BOX 123
FERNDALE PA 18921
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (18921-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 18921?
- 18921 is a Ferndale, Pennsylvania ZIP code.
- What county is 18921 in?
- ZIP code 18921 is in Bucks County, Pennsylvania.
- What time zone is ZIP code 18921 in?
- 18921 is in the Eastern Time zone (America/New_York).
- What area code is 18921?
- Phone numbers in ZIP code 18921 use area codes 484, 610 and 835.
- What is the population of ZIP code 18921?
- About 160 people live in ZIP code 18921, according to the Census Bureau’s American Community Survey (2020–2024).
- Can I use 18921 for a street address?
- No. 18921 is only for PO Boxes. Street addresses in Ferndale use another ZIP code.
- What ZIP codes are near 18921?
- The nearest ZIP codes to 18921 are 18953 (Revere, 1.6 miles), 18930 (Kintnersville, 1.7 miles), 18972 (Upper Black Eddy, 2.8 miles) and 18039 (Durham, 3.7 miles).