Gap 17527 is a convenient “crossroads” spot in eastern Lancaster County where you can enjoy open countryside vibes without giving up easy access to major routes. Locals know it as the place where US-30 (Lincoln Highway) and PA-41 (Gap–Newport Pike) come together—handy for commuting toward Lancaster, Chester County, and beyond.
The ZIP includes Gap itself and stretches across parts of Salisbury Township and Sadsbury Township (Lancaster County), plus portions of West Sadsbury Township and West Caln Township (Chester County). So depending on where you land in 17527, you may feel more village-centered—or more rural with farmland views.
For a simple local outdoor option, Gap Park (on White Horse Road) is a go-to for fresh air and an easy meet-up spot. And because you’re right off US-30, it’s also quick to hop out for shopping, dining, and everyday errands in nearby towns.
Schools: School assignment varies by address; 17527 typically connects to Pequea Valley School District, Octorara Area School District, and/or Coatesville Area School District.
Scroll down to explore the map and current homes for sale in 17527.
Quick stats (17527):
- Total Population: 6,550
- Median Age: 33
- Population Density: 312 people/sq mi






