Plain

Residential delivery area · Pennsylvania

ZIP Code 17331: Hanover, PA

ZIP code 17331 uses the postal name Hanover, Pennsylvania and lies mostly in York County (60% of its land) with the rest in Adams County (Census 2020 ZIP-county file). About 56,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $79,488 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Hanover (5%), Parkville (4%), Pennville (1%) and Midway (under 1%); 90% is outside any Census place.

  • ACS2020-24
  • Census2020
  • FHFA2025
  • ZBP2023
  • IRS2022
1national area: Pennsylvania, Delaware and New York
173sectional center: Harrisburg, PA (SCF 170)
31delivery area within it
Town
Hanover · its only residential ZIP
County
York County (60%); Adams County (40%)
Census places
Hanover (5%); Parkville (4%) census-designated place; Pennville (1%) census-designated place; Midway (under 1%) census-designated place
Metro area
York-Hanover, PA
House districts
PA-11 (60%), PA-13 (40%) 119th Congress, by share of land
Time zone
Eastern
Land area
74.4 sq mi · 758 people per sq mi
PO Box ZIPs
17332, 17333, 17334, 17335 also use the name Hanover

Where is ZIP code 17331?

17331 centers on 39.791°, -76.980° and covers 74.4 square miles of land plus 1.3 of water. It borders 9 ZIP codes: 17344, 17362, 17329, 17301, 17340, 17350, 21102, 21158, 17325.

17301 · Abbottstown17325 · Gettysburg17329 · Glenville17340 · Littlestown17344 · McSherrystown17350 · New Oxford17362 · Spring Grove21102 · Manchester21158 · Westminster17331 · Hanover (this ZIP)17331173252115817362173502110217340173291730117301 · Abbottstown17325 · Gettysburg17329 · Glenville17340 · Littlestown17344 · McSherrystown17350 · New Oxford17362 · Spring Grove21102 · Manchester21158 · Westminster17331 · Hanover (this ZIP)17331173252115817362173502110217340173291730117301 · Abbottstown17325 · Gettysburg17329 · Glenville17340 · Littlestown17344 · McSherrystown17350 · New Oxford17362 · Spring Grove21102 · Manchester21158 · Westminster17331 · Hanover (this ZIP)173311732521158173621735021102173401732917301
Shaded by median household income, in national fifths (ACS 2020-2024); 17331 outlined. Census 2020 ZCTA boundaries. <$54.1k$98.1k+no figure

The map draws ZIP code areas only. For the streets inside 17331, 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 17331 compare with the rest of York County?

Rank of 17331 among the residential ZIP codes of its town, county and state (1 = the most; income and home value among ZIP codes of 1,000+ people living in households)
Measure17331In York CountyIn PA
People (ACS 2020-2024)56,4431st of 479th of 1,833
Median household income$80k33rd of 38397th of 1,015
Median home value$241k27th of 39428th of 1,069

Its median household income is higher than in 61% of U.S. residential ZIP codes, and it is denser than 76% 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 17331?

The 2020 Census counted 55,458 people in 17331; the ACS, which samples households over 2020-2024, estimates 56,443. Between the 2010 and 2020 censuses its population grew 10.3% (its boundary stayed at least 90% the same).

People, ACS 2020-2024
56,443
2020 Census count
55,458+10.3% since 2010 (50,292)
Households
23,100
Median age
42.0

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 17331?

Of the 56,443 people the ACS estimates in 17331, 21.5% are under 18 and 19.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (84.6%).

  • Under 1821.5%
  • 18 to 6458.7%
  • 65 and older19.8%
Age of the people of 17331 (ACS 2020-2024, B01001)
  • White, not Hispanic84.6%
  • Hispanic or Latino7.5%
  • Other or two or more3.8%
  • Black, not Hispanic2.9%
  • Asian, not Hispanic1.1%
Race and Hispanic origin in 17331 (ACS 2020-2024, B03002); each person counted once

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 17331 earn?

Median household income is $79,488 (ACS 2020-2024), the 33rd highest of the 38 ranked ZIP codes in York County. It is not measurably different from 2015-2019 ($78,677 in 2024 dollars): the change is within the surveys' margins of error.

Median household income
$79,488
Income per person
$39,956
Below the poverty line
8.5%
Unemployed (of the labor force)
5.5%
Adults 25+ with a bachelor's degree
23.7%
Adjusted gross income per tax return, 2022
$74,94129,210 returns; wages 69% 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 17331?

FHFA's house price index for 17331, built from repeat sales and appraisals of the same homes, rose 77% from 2015 to 2025 and rose 53% from 2020 to 2025, and moved +6.1% in 2025.

Median home value (owners' estimate)
$240,800
Median gross rent
$1,198
Homes owned by their occupants
76.4%
Housing units
24,234
0 100 200 300 400 500 197919902000201020202025 0 100 200 300 400 500 197919902000201020202025 0 100 200 300 400 500 197919902000201020202025
Index = 100 in 1979, the first year FHFA reports for 17331; 2025: 510.5. Annual, not seasonally adjusted; FHFA calls its ZIP-level indexes developmental.

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 17331?

1,248 business establishments had a location in this ZIP code in 2023, 26 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).

  • Retail trade210
  • Other services (except public administration)177
  • Health care and social assistance165
  • Accommodation and food services122
  • Construction105
  • Manufacturing91

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 17331?

ZIP codes that share a boundary with 17331, then the nearest by center
ZIPTownPeopleHousehold incomeDistance
17344McSherrystown3,719$66k2.3 mi
17362Spring Grove14,730$99k7.1 mi
17329Glenville2,999$121k7.2 mi
17301Abbottstown4,133$85k7.2 mi
17340Littlestown11,405$90k7.7 mi
17350New Oxford13,169$79k8.6 mi
21102Manchester, MD12,162$135k9.8 mi
21158Westminster, MD22,083$110k9.9 mi
17325Gettysburg30,373$81k13.3 mi
17311Codorus127$78k7.6 mi (near)

Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.

Which other ZIP codes use the name Hanover?

4 more ZIP codes carry the postal name Hanover, PA without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for them.

ZIP codes named Hanover without a residential area (GeoNames postal codes)
ZIPCounty
17332York County
17333York County
17334York County
17335York County

Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.