Residential delivery area · Pennsylvania
ZIP Code 17601: Lancaster, PA
ZIP code 17601 uses the postal name Lancaster, Pennsylvania and lies entirely in Lancaster County (Census 2020 ZIP-county file). About 56,000 people live there (Census Bureau, ACS 2020-2024), the 2nd most populous of Lancaster's 4 residential ZIP codes. Median household income is $102,435 (Census Bureau, ACS 2020-2024). By Census place, 5% of its land lies in Lancaster, and 2% in smaller places; 93% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Lancaster · 4 residential ZIPs
- County
- Lancaster County
- Census places
- Lancaster
- Metro area
- Lancaster, PA
- House district
- PA-11 119th Congress
- State
- Pennsylvania
- Time zone
- Eastern
- Land area
- 33.5 sq mi · 1,682 people per sq mi
- PO Box ZIPs
- 7 more ZIP codes use the name Lancaster for PO boxes or single organizations
Where is ZIP code 17601?
17601 centers on 40.073°, -76.314° and covers 33.5 square miles of land plus 0.3 of water. It borders 11 ZIP codes: 17520, 17603, 17538, 17602, 17554, 17505, 17540, 17543, 17545, 17512 and more.
The map draws ZIP code areas only. For the streets inside 17601, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 17601 compare with the rest of Lancaster?
| Measure | 17601 | In Lancaster | In Lancaster County | In PA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 56,382 | 2nd of 4 | 2nd of 60 | 11th of 1,833 |
| Median household income | $102k | 1st of 3 | 9th of 44 | 171st of 1,015 |
| Median home value | $354k | 1st of 3 | 9th of 47 | 166th of 1,069 |
Its median household income is higher than in 82% of U.S. residential ZIP codes, and it is denser than 83% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 17601?
The 2020 Census counted 55,710 people in 17601; the ACS, which samples households over 2020-2024, estimates 56,382. Between the 2010 and 2020 censuses its population grew 11.9% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 56,382
- 2020 Census count
- 55,710+11.9% since 2010 (49,779)
- Households
- 22,531
- Median age
- 42.5
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 17601?
Of the 56,382 people the ACS estimates in 17601, 23.1% are under 18 and 21.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (76.3%), then Hispanic or Latino (11.3%).
- Under 1823.1%
- 18 to 6455.1%
- 65 and older21.8%
- White, not Hispanic76.3%
- Hispanic or Latino11.3%
- Asian, not Hispanic6.1%
- Other or two or more3.5%
- Black, not Hispanic2.8%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 17601 earn?
Median household income is $102,435 (ACS 2020-2024), the 9th highest of the 44 ranked ZIP codes in Lancaster County. It rose from $91,932 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $102,435
- Income per person
- $56,216
- Below the poverty line
- 5.9%
- Unemployed (of the labor force)
- 3.0%
- Adults 25+ with a bachelor's degree
- 50.0%
- Adjusted gross income per tax return, 2022
- $108,60328,650 returns; wages 59% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 17601?
FHFA's house price index for 17601, built from repeat sales and appraisals of the same homes, rose 89% from 2015 to 2025 and rose 61% from 2020 to 2025, and moved +5.5% in 2025.
- Median home value (owners' estimate)
- $354,400
- Median gross rent
- $1,552
- Homes owned by their occupants
- 72.5%
- Housing units
- 22,986
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 17601?
2,203 business establishments had a location in this ZIP code in 2023, 79 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade345
- Health care and social assistance335
- Professional, scientific, and technical services207
- Other services (except public administration)194
- Finance and insurance185
- Accommodation and food services172
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 17601?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 17520 | East Petersburg | 5,040 | $93k | 2.5 mi |
| 17603 | Lancaster | 67,571 | $77k | 3.0 mi |
| 17538 | Landisville | 7,314 | $87k | 5.4 mi |
| 17602 | Lancaster | 52,217 | $76k | 5.4 mi |
| 17554 | Mountville | 7,453 | $98k | 6.3 mi |
| 17505 | Bird In Hand | 2,358 | $97k | 6.4 mi |
| 17540 | Leola | 10,728 | $92k | 6.8 mi |
| 17543 | Lititz | 45,912 | $97k | 7.5 mi |
| 17545 | Manheim | 23,556 | $85k | 9.0 mi |
| 17512 | Columbia | 18,148 | $67k | 9.4 mi |
| 17552 | Mount Joy | 19,761 | $98k | 10.7 mi |
| 17606 | Lancaster | 404 | – | 2.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.