About 17821 - Danville, Pennsylvania
ZIP code 17821 covers the community of Danville in Pennsylvania, the United States. This area falls under Danville County County.
Census data puts the population of this ZIP code at 9,947 residents. It's a quieter, less populous area than the typical Pennsylvania ZIP code (avg. ~22,902).
Median household income is about $85,800 (above the Pennsylvania average).
This ZIP code sits alongside neighboring areas like New Castle, Philadelphia, Clearfield within Pennsylvania.