Town guide

Southwest Madison, Pennsylvania

Southwest Madison is a township in Perry County, Pennsylvania, home to about 1,305 people across 27 square miles. Its ZIP code is 17047, and parts of 17040 are in Southwest Madison too.

Homes sold for a median of $130 per square foot in the three months ending August 2026, a seller’s market.

Population1,30548 per sq mi
Median home value$303,200Census, as estimated by owners
Price per sq ft$130Sold homes, 3 months to August 2026
Sold over asking0%Latest 3 months

ZIP codes in Southwest Madison

2 ZIP codes, 1 shared with neighboring towns

Each card is that ZIP code’s whole market, including any part outside Southwest Madison. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology

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We’re writing up Southwest Madison’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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Around Southwest Madison

Distances

Nearest major airportBaltimore/Washington International Thurgood Marshall Airport (BWI)90 miles away
Closer regional airportHarrisburg International Airport (MDT)34 miles away
Nearest city of 250,000+Baltimore, MD83 miles away
Nearest city of 1 million+Philadelphia, PA121 miles away

Straight-line distances from the center of Southwest Madison; driving is longer.

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

Who represents Southwest Madison

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

Southwest Madison had 1,017 residents in the 2020 census, up 19% since 2000.

It’s the 1551st largest of 2,568 towns in Pennsylvania by population.

Perry County grew from 26,263 residents in 1900 to 45,842 in 2020.

Southwest Madison population by census2000: 856, 2010: 999, 2020: 1,017856200099920101,0172020

Perry County, 1900–2020

Perry County population, 1900 to 20201900: 26,263, 1910: 24,136, 1920: 22,875, 1930: 21,744, 1940: 23,213, 1950: 24,782, 1960: 26,582, 1970: 28,615, 1980: 35,718, 1990: 41,172, 2000: 43,602, 2010: 45,969, 2020: 45,84226K’00’1023K’20’3023K’40’5027K’60’7036K’80’9044K’00’1046K’20

Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).

Weather by month

Average highs peak around 84°F in summer, and winter lows average 22°F. About 43.8 inches of rain and melted snow fall in a typical year.

Average high and low temperature and precipitation by month near Southwest MadisonJan: high 37°F, low 22°F, 3 in; Feb: high 40°F, low 23°F, 2.4 in; Mar: high 48°F, low 30°F, 3.6 in; Apr: high 61°F, low 40°F, 3.7 in; May: high 71°F, low 50°F, 4.2 in; Jun: high 79°F, low 58°F, 4.3 in; Jul: high 84°F, low 63°F, 4.2 in; Aug: high 82°F, low 62°F, 3.6 in; Sep: high 75°F, low 55°F, 4.5 in; Oct: high 64°F, low 44°F, 3.7 in; Nov: high 52°F, low 35°F, 3.1 in; Dec: high 41°F, low 27°F, 3.5 in37°22°Jan3.040°23°Feb2.448°30°Mar3.661°40°Apr3.771°50°May4.279°58°Jun4.384°63°Jul4.282°62°Aug3.675°55°Sep4.564°44°Oct3.752°35°Nov3.141°27°Dec3.5Rain and melted snow, inches

Source: NOAA 1991–2020 climate normals, Bloserville 1 N, PA weather station (6 miles away).

Jobs in Perry County

6,058 jobs at 789 businesses in Perry County. The biggest industries by employees:

Largest industries in Perry CountyRetail trade: 1,252 jobs; Transportation and warehousing: 1,066 jobs; Health care and social assistance: 765 jobs; Construction: 738 jobs; Hotels and restaurants: 591 jobs; Other services: 484 jobs; Manufacturing: 414 jobs; Professional services: 210 jobsRetail trade 21% Transportation and warehousing 18% Health care and social assistance 13% Construction 12% Hotels and restaurants 10% Other services 8% Manufacturing 7% Professional services 4%

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

Health care

11 doctors and other health care providers list an office in Southwest Madison.

Nearest hospitals

  • Upmc CarlisleGeneral hospital · emergency room · CMS rating 4 of 5 · Carlisle14.3 miles
  • Geisinger-Lewistown HospitalGeneral hospital · emergency room · CMS rating 5 of 5 · Lewistown19.8 miles
  • Penn State Health Hampden Medical CenterGeneral hospital · emergency room · CMS rating 4 of 5 · Enola21.2 miles

Providers with an office here

Primary care doctors5
Nurse practitioners and physician assistants4
Physical and occupational therapists2
Pharmacies1

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 Southwest Madison

Grocery stores (2 nearby)

  • Leid's Market1.6 mi
  • P.D.S. Grocery & Deli2.1 mi

Libraries

  • Community Library of Western Perry County7.0 mi

Theaters and performance venues (1 nearby)

  • Campfire Circle1.4 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 Southwest Madison

Public schools here are run by Loysville Youth Dev Ctr. Check each district’s attendance zones for a specific address.

Public schools (1)
SchoolGradesStudentsTypeDistance
Loysville Youth Dev CtrLoysville5–1243Alternative Education2.0 mi
Private schools (3)
SchoolGradesStudentsAffiliationDistance
Heritage Christian SchoolLoysvilleK–835Other religious2.3 mi
Heritage Christian SchoolLoysvilleK–833Christian (no specific denomination)2.3 mi
Stony Point Amish SchoolLoysville1–825Amish5.6 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 Southwest Madison is

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Towns near Southwest Madison

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Shares ZIP codes with Tyrone Township (Perry County), Spring Township (Perry County), Northeast Madison, Saville and Landisburg.

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.