Mount Joy Township (Adams County) is a township in Adams County, Pennsylvania, home to about 3,830 people across 26 square miles. It has no ZIP code of its own: it’s part of 17325 and 17340.
Homes sold for a median of $187 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Population3,830147 per sq mi
Median home value$345,000Census, as estimated by owners
Price per sq ft$187Sold homes, 3 months to August 2026
Mostly Littlestown; part is in Mount Joy Township (Adams County)
Each card is that ZIP code’s whole market, including any part outside Mount Joy Township (Adams County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
The Mount Joy Township (Adams County) guide is on the way
We’re writing up Mount Joy Township (Adams County)’s story and what everyday life there is like, for people thinking about moving in.
History
What it’s like to live there
Getting around
Things to do
Are you a local agent who knows Mount Joy Township (Adams County) well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
Around Mount Joy Township (Adams County)
Distances
Nearest major airport
Baltimore/Washington International Thurgood Marshall Airport (BWI)50 miles away
Closer regional airport
Hagerstown Regional Richard A Henson Field (HGR)30 miles away
Nearest city of 250,000+
Baltimore, MD45 miles away
Nearest city of 1 million+
Philadelphia, PA109 miles away
Straight-line distances from the center of Mount Joy Township (Adams County); driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Who represents Mount Joy Township (Adams County)
U.S. Representative · Pennsylvania’s 13th DistrictJohn Joyce (R)
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Population over time
Mount Joy Township (Adams County) had 3,789 residents in the 2020 census, up 17% since 2000.
It’s the 747th largest of 2,568 towns in Pennsylvania by population.
Adams County grew from 34,496 residents in 1900 to 103,852 in 2020.
Adams County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Weather by month
Average highs peak around 86°F in summer, and winter lows average 21°F. About 44.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Eisenhower Nhs, PA weather station (4 miles away).
Jobs in Adams County
27,990 jobs at 1,967 businesses in Adams County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Health care
518 doctors and other health care providers list an office in Mount Joy Township (Adams County)’s ZIP codes.
Nearest hospitals
Gettysburg HospitalGeneral hospital · emergency room · CMS rating 4 of 5 · Gettysburg4.3 miles
Upmc HanoverGeneral hospital · emergency room · CMS rating 4 of 5 · Hanover9.6 miles
Carroll Hospital CenterGeneral hospital · emergency room · CMS rating 3 of 5 · Westminster18.7 miles
Providers with an office here
Primary care doctors
43
Specialist doctors
143
Dentists
27
Nurse practitioners and physician assistants
102
Mental health providers
141
Physical and occupational therapists
47
Optometrists
5
Chiropractors
10
Pharmacies
9
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Places in and around Mount Joy Township (Adams County)
Parks (1 nearby)
Norm Weaver Memorial Park · 3 acres2.1 mi
Grocery stores
Giant3.8 mi
Aldi4.0 mi
Kennie's Market4.6 mi
Weis4.6 mi
Pharmacies
WellSpan Pharmacy @ AHC3.7 mi
CVS Pharmacy4.1 mi
Rite Aid4.6 mi
Libraries
Adams County Library4.3 mi
Musselman Library4.8 mi
Littlestown Library4.9 mi
Abdel Ross Wentz Library5.1 mi
Museums (1 nearby)
Gettysburg Battlefield Preservation Association3.4 mi
Theaters and performance venues
Gettysburg Community Theatre4.3 mi
The Jennifer and David LeVan Performing Arts Center4.5 mi
Battlefield Amphitheater5.0 mi
Counts are within about 3.5 miles of the center of town.
Public schools here are run by Littlestown Area SD, Gettysburg Montessori CS, Gettysburg Area SD and others. Check each district’s attendance zones for a specific address.
Public schools(10)
School
Grades
Students
Type
Distance
Alloway Creek El SchLittlestown
K–5
746
Public
4.9 mi
Gettysburg Montessori CSGettysburg
K–6
281
Charter
6.0 mi
James Gettys El SchGettysburg
K–5
334
Public
5.4 mi
Lincoln El SchGettysburg
K–5
393
Public
4.2 mi
Vida CSGettysburg
K–6
251
Charter
4.6 mi
Gettysburg Area MSGettysburg
6–8
646
Public
4.1 mi
Maple Avenue MSLittlestown
6–8
413
Public
5.1 mi
Gettysburg Area HSGettysburg
9–12
1,069
Public
5.1 mi
Littlestown SHSLittlestown
9–12
532
Public
5.1 mi
Adams County Technical InstituteGettysburg
11–12
5
Career and Technical
5.1 mi
Private schools(4)
School
Grades
Students
Affiliation
Distance
Adams County Christian AcademyGettysburg
Pre-K–12
77
Christian (no specific denomination)
7.1 mi
Freedom Christian SchoolsGettysburg
Pre-K–12
97
Christian (no specific denomination)
4.9 mi
Forest Lane Mennonite SchoolGettysburg
1–9
16
Mennonite
7.8 mi
Hoffman AcademyLittlestown
2–12
71
Nonsectarian
3.0 mi
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
From OfferBacked · Free
Get matched with a local agent.
Buying or selling around Mount Joy Township (Adams County)? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Shares ZIP codes with Gettysburg, Cumberland Township (Adams County), Littlestown, Straban, Germany, Mount Pleasant Township (Adams County), Bonneauville, Union Township (Adams County), Highland Township (Adams County), Freedom Township (Adams County), Butler Township (Adams County) and Franklin Township (Adams County).
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.