Willow Street, PA ZIP Codes
2 ZIP codes serve Willow Street, Pennsylvania: 17602 and 17584. Together they are home to 63,863 residents in 24,035 households. That is more than the 9,647 people counted inside Willow Street Census-designated place, because these ZIP codes reach past its boundary. Median household income ranges from $75,862 in 17602 to $108,723 in 17584.
Willow Street Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 9,647 |
| Households | 4,255 |
| Median household income | $109,675 |
| Median home value | $314,700 |
| Median age | 54.1 |
| Median rent | $2,672 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 63,863 |
| Households (sum of ZIP codes) | 24,035 |
| Median household income, range across ZIP codes | $75,862 (17602) to $108,723 (17584) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $82,384 |
| Homeowners | 58.0% |
| Households with kids under 18 | 28.8% |
| Moved in the past year | 13.4% |
| Carrier routes in EDDM2GO's route library | 39 routes, 23,713 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Willow Street: 17584 ($108,723)
- Most residents: 17602 (52,217 people)
- Highest homeownership: 17602 (58.3% own their home)
- Most households with kids: 17602 (28.9% of households)
- Most new movers: 17602 (13.5% moved in last year)
- Youngest median age: 17602 (37.7 years)
- Highest median home value: 17584 ($309,800)
Every ZIP code in Willow Street
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 17602 | Lancaster | 52,217 | 19,265 | $75,862 | $271,700 | 58.3% | 28.9% | 13.5% | 33 | 21,161 | 3% of its land |
| 17584 | Willow Street | 11,646 | 4,770 | $108,723 | $309,800 | 56.6% | 28.3% | 12.7% | 6 | 4,123 | 32% of its land; mailing city |
A ZIP code is listed for Willow Street when at least 10% of its land lies inside the Willow Street Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Willow Street. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Willow Street.
Counties
- Lancaster County — 56 ZIP codes
Nearby cities sharing these ZIP codes
- Lancaster — 4 ZIP codes
Price a mailing to Willow Street ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Willow Street, PA?
- 17602 and 17584. A ZIP code is listed for Willow Street when at least 10% of its land lies inside the Willow Street Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Willow Street.
- What is the population of Willow Street, PA?
- The Census Bureau counts 9,647 residents inside Willow Street Census-designated place (ACS 2020–2024). The 2 ZIP codes that serve Willow Street hold 63,863 residents in all.
- What is the median household income in Willow Street, PA?
- $109,675 inside Willow Street Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $75,862 to $108,723.
- Which Willow Street ZIP code has the highest median household income?
- 17584, at $108,723, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Willow Street, PA?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 39 carrier routes reaching 23,713 residential and 1,571 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.