Monaghan is a township in York County, Pennsylvania, home to about 2,732 people across 13 square miles. It has no ZIP code of its own: it’s part of 17019, 17055 and 17339.
Homes sold for a median of $196 per square foot across 3 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Mostly Carroll Township (York County); part is in Monaghan
Mostly Upper Allen; part is in Monaghan
Mostly Fairview Township (York County); part is in Monaghan
Each card is that ZIP code’s whole market, including any part outside Monaghan. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Monaghan’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Baltimore/Washington International Thurgood Marshall Airport (BWI)68 miles away |
|---|---|
| Closer regional airport | Harrisburg International Airport (MDT)14 miles away |
| Nearest city of 250,000+ | Baltimore, MD60 miles away |
| Nearest city of 1 million+ | Philadelphia, PA99 miles away |
Straight-line distances from the center of Monaghan; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Monaghan had 2,675 residents in the 2020 census, up 25% since 2000.
It’s the 980th largest of 2,568 towns in Pennsylvania by population.
York County grew from 116,413 residents in 1900 to 456,438 in 2020.
York County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 88°F in summer, and winter lows average 25°F. About 41.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Harrisburg Cptl Cy Ap, PA weather station (11 miles away).
176,202 jobs at 8,840 businesses in York County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
622 doctors and other health care providers list an office in Monaghan’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 51 |
|---|---|
| Specialist doctors | 109 |
| Dentists | 42 |
| Nurse practitioners and physician assistants | 63 |
| Mental health providers | 219 |
| Physical and occupational therapists | 114 |
| Optometrists | 12 |
| Chiropractors | 12 |
| Pharmacies | 15 |
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.
Parks (5 nearby)
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (2 nearby)
Theaters and performance venues
Counts are within about 2.5 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.
Public schools here are run by Northern York County SD, West Shore SD, Mechanicsburg Area SD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Dillsburg El SchDillsburg | K–5 | 440 | Public | 1.4 mi |
| Fishing Creek El SchLewisberry | K–4 | 431 | Public | 10.0 mi |
| Kindergarten AcademyMechanicsburg | K | 321 | Public | 6.3 mi |
| Northern El SchDillsburg | K–5 | 397 | Public | 1.9 mi |
| Rossmoyne El SchMechanicsburg | K–4 | 417 | Public | 6.5 mi |
| South Mountain El SchDillsburg | K–5 | 389 | Public | 3.0 mi |
| Broad Street El SchMechanicsburg | 1–3 | 239 | Public | 6.1 mi |
| Northside El SchMechanicsburg | 1–3 | 221 | Public | 7.0 mi |
| Shepherdstown El SchMechanicsburg | 1–3 | 283 | Public | 4.4 mi |
| Upper Allen El SchMechanicsburg | 1–3 | 321 | Public | 4.5 mi |
| Elmwood AcademyMechanicsburg | 4–5 | 712 | Public | 6.1 mi |
| Mechanicsburg MSMechanicsburg | 6–8 | 1,112 | Public | 4.6 mi |
| Northern MSDillsburg | 6–8 | 757 | Public | 2.0 mi |
| Crossroads MSLewisberry | 7–8 | 541 | Public | 9.8 mi |
| Mechanicsburg Area SHSMechanicsburg | 9–12 | 1,412 | Public | 5.9 mi |
| Northern HSDillsburg | 9–12 | 982 | Public | 1.8 mi |
| Red Land SHSLewisberry | 9–12 | 1,061 | Public | 9.5 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| The Goddard SchoolMechanicsburg | K | 10 | Nonsectarian | 6.3 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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Shares ZIP codes with Upper Allen, Lower Allen, Mechanicsburg, Fairview Township (York County), Carroll Township (York County), Franklin Township (York County), Monroe Township (Cumberland County), Dillsburg, Newberry, Warrington Township, South Middleton, Washington Township (York County), Lewisberry and Franklintown.
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.