Residential delivery area · Pennsylvania
ZIP Code 17078: Palmyra, PA
ZIP code 17078 uses the postal name Palmyra, Pennsylvania and lies mostly in Lebanon County (84% of its land) with the rest in Dauphin County (Census 2020 ZIP-county file). About 24,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $93,135 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Campbelltown (11%) and Palmyra (6%), and 5% in smaller places; 78% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Palmyra · its only residential ZIP
- County
- Lebanon County (84%); Dauphin County (16%)
- Census places
- Campbelltown (11%) census-designated place; Palmyra (6%)
- Metro area
- Lebanon, PA
- House districts
- PA-9 (84%), PA-10 (16%) 119th Congress, by share of land
- State
- Pennsylvania
- Time zone
- Eastern
- Land area
- 30.1 sq mi · 792 people per sq mi
Where is ZIP code 17078?
17078 centers on 40.288°, -76.581° and covers 30.1 square miles of land plus 0.1 of water. It borders 8 ZIP codes: 17010, 17033, 17003, 17041, 17036, 17042, 17028, 17545.
The map draws ZIP code areas only. For the streets inside 17078, 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 17078 compare with the rest of Lebanon County?
| Measure | 17078 | In Lebanon County | In PA |
|---|---|---|---|
| People (ACS 2020-2024) | 23,840 | 3rd of 21 | 162nd of 1,833 |
| Median household income | $93k | 3rd of 13 | 248th of 1,015 |
| Median home value | $306k | 2nd of 13 | 242nd of 1,069 |
Its median household income is higher than in 76% 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 17078?
The 2020 Census counted 23,496 people in 17078; the ACS, which samples households over 2020-2024, estimates 23,840. Between the 2010 and 2020 censuses its population grew 16.2% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 23,840
- 2020 Census count
- 23,496+16.2% since 2010 (20,218)
- Households
- 9,603
- Median age
- 41.8
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 17078?
Of the 23,840 people the ACS estimates in 17078, 21.6% are under 18 and 20.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (83.3%).
- Under 1821.6%
- 18 to 6457.7%
- 65 and older20.8%
- White, not Hispanic83.3%
- Hispanic or Latino8.7%
- Other or two or more4.1%
- Asian, not Hispanic2.4%
- Black, not Hispanic1.5%
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 17078 earn?
Median household income is $93,135 (ACS 2020-2024), the 3rd highest of the 13 ranked ZIP codes in Lebanon County. It rose from $77,907 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $93,135
- Income per person
- $48,355
- Below the poverty line
- 7.5%
- Unemployed (of the labor force)
- 2.5%
- Adults 25+ with a bachelor's degree
- 38.8%
- Adjusted gross income per tax return, 2022
- $81,40212,380 returns; wages 72% 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 17078?
FHFA's house price index for 17078, built from repeat sales and appraisals of the same homes, rose 85% from 2015 to 2025 and rose 57% from 2020 to 2025, and moved +9.3% in 2025.
- Median home value (owners' estimate)
- $305,700
- Median gross rent
- $1,247
- Homes owned by their occupants
- 72.1%
- Housing units
- 9,900
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 17078?
389 business establishments had a location in this ZIP code in 2023, 2 more than in 2018; the most are in other services (except public administration) (ZIP Code Business Patterns).
- Other services (except public administration)56
- Retail trade49
- Accommodation and food services43
- Construction42
- Health care and social assistance38
- Professional, scientific, and technical services37
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 17078?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 17010 | Campbelltown | 160 | – | 0.7 mi |
| 17033 | Hershey | 16,481 | $73k | 2.8 mi |
| 17003 | Annville | 12,534 | $92k | 5.0 mi |
| 17041 | Lawn | 190 | $86k | 5.4 mi |
| 17036 | Hummelstown | 23,520 | $116k | 7.6 mi |
| 17042 | Lebanon | 40,161 | $75k | 8.4 mi |
| 17028 | Grantville | 3,563 | $60k | 9.4 mi |
| 17545 | Manheim | 23,556 | $85k | 11.5 mi |
| 17064 | Mount Gretna | 839 | $130k | 6.4 mi (near) |
| 17077 | Ono | 108 | $53k | 8.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.