Town guide

Londonderry Township (Dauphin County), Pennsylvania

Londonderry Township (Dauphin County) is a township in Dauphin County, Pennsylvania, home to about 4,906 people across 23 square miles. It has no ZIP code of its own: it’s part of 17022 and 17057.

Homes sold for a median of $177 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.

Population4,906216 per sq mi

Median home value$241,700Census, as estimated by owners

Price per sq ft$177Sold homes, 3 months to August 2026

Sold over asking43%Median of 2 ZIP codes

ZIP codes in Londonderry Township (Dauphin County)

2 ZIP codes, 2 shared with neighboring towns

Elizabethtown, PA17022 Seller’s market $186/sq ft −0.5% vs. last year 2.2 months of supply · 43% sold over asking Competition 81/100

Mostly Elizabethtown; part is in Londonderry Township (Dauphin County)

Middletown, PA17057 Seller’s market $168/sq ft +10.3% vs. last year 1.6 months of supply · 43% sold over asking Competition 84/100

Mostly Middletown Borough; part is in Londonderry Township (Dauphin County)

Each card is that ZIP code’s whole market, including any part outside Londonderry Township (Dauphin County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology

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We’re writing up Londonderry Township (Dauphin 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

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Londonderry Township (Dauphin County) at a glance

Township · Dauphin County, PA

Population	4,906216 per square mile
Land area	23 square milesplus 4.2 of water
Median household income	$91,905average $96,450
Median home value	$241,700as estimated by owners
Median rent	$1,188/month
Homes lived in by owners	92%
Single-family houses	82% of homes
Median year built	1978
Average household	2.63 people
Median age	40.5
Average commute	24 minutes16% work from home
Adults with a degree	26%bachelor’s or higher

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates for the county subdivision; town boundaries and ZIP code overlaps from the Census Bureau’s 2020 relationship files; market figures from Redfin, a national real estate brokerage. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Around Londonderry Township (Dauphin County)

Distances

Nearest major airport	Baltimore/Washington International Thurgood Marshall Airport (BWI)70 miles away
Closer regional airport	Harrisburg International Airport (MDT)3 miles away
Nearest city of 250,000+	Baltimore, MD62 miles away
Nearest city of 1 million+	Philadelphia, PA84 miles away

Straight-line distances from the center of Londonderry Township (Dauphin County); driving is longer.

Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.

Who represents Londonderry Township (Dauphin County)

U.S. Representative · Pennsylvania’s 10th DistrictScott Perry (R)
U.S. Representative · Pennsylvania’s 11th DistrictLloyd Smucker (R)
U.S. SenatorDavid McCormick (R)
U.S. SenatorJohn Fetterman (D)
GovernorJosh Shapiro (D)

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

Londonderry Township (Dauphin County) had 4,899 residents in the 2020 census, down 6% since 2000.

It’s the 582nd largest of 2,568 towns in Pennsylvania by population.

Dauphin County grew from 114,443 residents in 1900 to 286,401 in 2020.

Dauphin 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 87°F in summer, and winter lows average 23°F. About 44.2 inches of rain and melted snow fall in a typical year, with about 30 inches of snow.

Source: NOAA 1991–2020 climate normals, Middletown Harrisburg Intl Ap, PA weather station (3 miles away).

Jobs in Dauphin County

157,994 jobs at 6,951 businesses in Dauphin County. The biggest industries by employees:

Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).

Health care

319 doctors and other health care providers list an office in Londonderry Township (Dauphin County)’s ZIP codes.

Nearest hospitals

Milton S Hershey Medical CenterGeneral hospital · emergency room · CMS rating 4 of 5 · Hershey5.5 miles
Upmc Pinnacle HospitalsGeneral hospital · emergency room · CMS rating 4 of 5 · Harrisburg9.3 miles
Penn State Health Holy Spirit Medical CenterGeneral hospital · emergency room · CMS rating 3 of 5 · Camp Hill12.2 miles

Providers with an office here

Primary care doctors	69
Specialist doctors	5
Dentists	28
Nurse practitioners and physician assistants	57
Mental health providers	55
Physical and occupational therapists	70
Optometrists	8
Chiropractors	27
Pharmacies	12

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 Londonderry Township (Dauphin County)

Parks (14 nearby)

Greenfield Park · 16 acres2.7 mi
Hoffer Park · 10 acres1.0 mi
Kiwanis Park · 6 acres1.4 mi
Susquehanna Street Park · 6 acres2.3 mi
Canal Lock Boat Launch · 6 acres1.6 mi
Susquehanna Street Park · 5 acres1.7 mi

Grocery stores (4 nearby)

Giant1.0 mi
Karns Foods1.4 mi
Karns1.4 mi
Sharp Shopper2.7 mi

Pharmacies (2 nearby)

Rite Aid1.2 mi
CVS Pharmacy2.7 mi

Libraries (1 nearby)

Middletown Public Library1.4 mi

Museums

Hummelstown Area Historical Society Library & Office5.0 mi
Engine House and Lincoln Museum5.0 mi
House of Oddities6.0 mi
Winters Heritage House Museum6.0 mi
The Hershey Story6.9 mi

Theaters and performance venues

Amphitheater6.3 mi
Stacks Visual Arts Center6.8 mi
Hershey Theatre7.0 mi
Aquatheatre7.1 mi
Music Box Theatre7.1 mi

Counts are within about 3.5 miles of the center of town.

Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.

Schools in Londonderry Township (Dauphin County)

Public schools here are run by Lower Dauphin SD, Elizabethtown Area SD, Middletown Area SD. Check each district’s attendance zones for a specific address.

Public schools (11)

School	Grades	Students	Type	Distance
Conewago El SchElizabethtown	K–5	239	Public	4.9 mi
East High Street El SchElizabethtown	K–2	466	Public	6.7 mi
Fink El SchMiddletown	K–5	257	Public	1.1 mi
Kunkel El SchMiddletown	K–5	369	Public	4.5 mi
Londonderry El SchMiddletown	K–5	234	Public	1.4 mi
Robert Reid El SchMiddletown	K–5	410	Public	2.4 mi
Bear Creek SchoolElizabethtown	3–5	750	Public	7.1 mi
Elizabethtown Area MSElizabethtown	6–8	827	Public	6.4 mi
Middletown Area MSMiddletown	6–8	534	Public	2.5 mi
Elizabethtown Area SHSElizabethtown	9–12	1,263	Public	6.4 mi
Middletown Area HSMiddletown	9–12	702	Public	2.2 mi

Private schools (3)

School	Grades	Students	Affiliation	Distance
Seven Sorrows Bvm SchoolMiddletown	Pre-K–8	167	Roman Catholic	1.1 mi
Kelly SchoolElizabethtown	K–12	53	Christian (no specific denomination)	6.1 mi
Mount Calvary Christian SchoolElizabethtown	K–12	657	Christian (no specific denomination)	5.6 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.

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Where Londonderry Township (Dauphin County) is

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Towns near Londonderry Township (Dauphin County)

All Pennsylvania towns →

Middletown Borough, PABorough · 9,632 people2 miles away Royalton, PABorough · 941 people2 miles away Lower Swatara, PATownship · 9,796 people2 miles away Highspire, PABorough · 2,732 people4 miles away Conewago Township (Dauphin County), PATownship · 2,999 people5 miles away South Hanover, PATownship · 7,289 people6 miles away Derry Township (Dauphin County), PATownship · 24,977 people6 miles away Goldsboro, PABorough · 981 people6 miles away

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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.