Sandy Lake Township is a township in Mercer County, Pennsylvania, home to about 1,170 people across 24 square miles. It has no ZIP code of its own: it’s part of 16145, 16153 and 16342.
Homes sold for a median of $137 per square foot across 3 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Mostly Sandy Lake Borough; part is in Sandy Lake Township
Mostly Stoneboro; part is in Sandy Lake Township
Mostly Polk Borough; part is in Sandy Lake Township
Each card is that ZIP code’s whole market, including any part outside Sandy Lake Township. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Sandy Lake Township’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Pittsburgh International Airport (PIT)59 miles away |
|---|---|
| Closer regional airport | Erie International Tom Ridge Field (ERI)52 miles away |
| Nearest city of 250,000+ | Pittsburgh, PA62 miles away |
| Nearest city of 1 million+ | Philadelphia, PA274 miles away |
Straight-line distances from the center of Sandy Lake Township; 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.
Sandy Lake Township had 1,202 residents in the 2020 census, down 4% since 2000.
It’s the 1639th largest of 2,568 towns in Pennsylvania by population.
Mercer County grew from 57,387 residents in 1900 to 110,652 in 2020.
Mercer County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 18°F. About 46.5 inches of rain and melted snow fall in a typical year, with about 54 inches of snow.
Source: NOAA 1991–2020 climate normals, Franklin, PA weather station (12 miles away).
40,948 jobs at 2,611 businesses in Mercer County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
19 doctors and other health care providers list an office in Sandy Lake Township’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 3 |
|---|---|
| Dentists | 7 |
| Nurse practitioners and physician assistants | 2 |
| Mental health providers | 3 |
| Physical and occupational therapists | 2 |
| Optometrists | 1 |
| Chiropractors | 1 |
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 (2 nearby)
Pharmacies (1 nearby)
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.
Public schools here are run by Lakeview SD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Oakview El SchStoneboro | K–5 | 348 | Public | 1.7 mi |
| Lakeview Middle-HSStoneboro | 6–12 | 452 | Public | 1.9 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Stoneboro Wesleyan Methodist SchoolStoneboro | K–12 | 52 | Christian (no specific denomination) | 3.6 mi |
| Harmony EchoesSandy Lake | 1–8 | 26 | Amish | 5.4 mi |
| Shady Maple Amish ParochialStone Boro | 1–8 | 32 | Amish | 6.8 mi |
| Sandy Creek Amish SchoolStoneboro | 2–8 | 11 | Amish | 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.
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Shares ZIP codes with Stoneboro, Sandy Lake Borough, Mill Creek Township (Mercer County), Polk Borough, Frenchcreek, Victory, Worth Township (Mercer County), Mineral, Irwin Township, Lake Township (Mercer County), Sandycreek, New Vernon, New Lebanon, Clinton Township (Venango County), Deer Creek and Fairview Township (Mercer 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.