Marlborough is a township in Montgomery County, Pennsylvania, home to about 3,547 people across 13 square miles. Its ZIP code is 18054, and parts of 18073 are in Marlborough too.
Homes sold for a median of $196 per square foot in the three months ending August 2026, a seller’s market.
Mostly Marlborough; also Salford and Upper Frederick
Mostly Pennsburg; part is in Marlborough
Each card is that ZIP code’s whole market, including any part outside Marlborough. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Marlborough’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Marlborough well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Philadelphia International Airport (PHL)36 miles away |
|---|---|
| Closer regional airport | Lehigh Valley International Airport (ABE)20 miles away |
| Nearest city of 250,000+ | Philadelphia, PA30 miles away |
Straight-line distances from the center of Marlborough; 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.
Marlborough had 3,520 residents in the 2020 census, up 13% since 2000.
It’s the 787th largest of 2,568 towns in Pennsylvania by population.
Montgomery County grew from 138,995 residents in 1900 to 856,553 in 2020.
Montgomery County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 19°F. About 51.7 inches of rain and melted snow fall in a typical year, with about 22 inches of snow.
Source: NOAA 1991–2020 climate normals, Sellersville, PA weather station (8 miles away).
559,196 jobs at 26,711 businesses in Montgomery County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
9 doctors and other health care providers list an office in Marlborough.
Nearest hospitals
Providers with an office here
| Specialist doctors | 1 |
|---|---|
| Nurse practitioners and physician assistants | 1 |
| Mental health providers | 3 |
| Physical and occupational therapists | 4 |
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 (10 nearby)
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Theaters and performance venues (1 nearby)
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 Upper Perkiomen SD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Marlborough El SchGreen Lane | K–3 | 409 | Public | 2.1 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
Buying or selling around Marlborough? 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.
Loading map…
Shares ZIP codes with Upper Hanover, Pennsburg, Salford, Milford Township (Bucks County), Upper Frederick, West Rockhill and Green Lane.
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.