Rosemont · Pennsylvania
Events in Rosemont
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Local discovery
Rosemont, closer to home.
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Upcoming events
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Submit an event for reviewCounty connections: Delaware County Montgomery County
Get to know Rosemont
Rosemont CDP is listed in Pennsylvania. It connects to 2 counties: Delaware County, Montgomery County. Restaurant and event listings on this town page require a confirmed local assignment; a county listing alone does not establish a town location.
- Geographic identity
- 4266144
- Land area in the source
- 2.125 km²
Official geographic source · Census TIGERweb ACS 2025; boundaries January 1, 2025. County boundary source