Rosemont, Pennsylvania facts for kids
Quick facts for kids
Rosemont, Pennsylvania
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![]() The main building at Rosemont College
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Country | United States |
State | Pennsylvania |
Counties | Delaware County (part) Montgomery (part) |
Townships | Lower Merion (part) Radnor (part) |
Area | |
• Total | 0.82 sq mi (2.13 km2) |
• Land | 0.82 sq mi (2.13 km2) |
• Water | 0.00 sq mi (0.00 km2) |
Elevation | 341 ft (104 m) |
Population
(2020)
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• Total | 3,507 |
• Density | 4,271.62/sq mi (1,650.13/km2) |
Time zone | UTC-5 (EST) |
• Summer (DST) | UTC-4 (EDT) |
ZIP Code |
19010
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Area code(s) | 610 |
FIPS code | 42-66144 |
Rosemont is a community in Pennsylvania, located along the historic Philadelphia Main Line. It's a "census-designated place," which means it's an area recognized by the government for counting people. Rosemont is split between two different areas: Lower Merion Township in Montgomery County and Radnor Township in Delaware County.
This area is well-known as the home of Rosemont College. You can also find the beautiful Church of the Good Shepherd here. This church was built in 1894 in a style called Gothic Revival.
Rosemont has its own train stops, making it easy to get around. These stops are on the Paoli/Thorndale Line and the Norristown High Speed Line, both part of the SEPTA Regional Rail system. The nearby community of Garrett Hill is also part of the Rosemont area.
Historical population | |||
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Census | Pop. | %± | |
2020 | 3,507 | — | |
U.S. Decennial Census |
Contents
History of Rosemont
Rosemont has an interesting past with some important buildings and estates.
Historic Buildings and Estates

The Joseph Sinnott Mansion is a very old and important building in Rosemont. It was added to the National Register of Historic Places in 1980. This means it's recognized as a special place worth protecting.
The "Beaupre" neighborhood in Rosemont was once a huge 200-acre estate. It was built for Robert Cassatt, the son of Alexander Cassatt. The original large house from this estate is now part of The Mansion at Rosemont. This mansion is a senior living community run by a group called Human Good. You can still see the original French iron gates that mark the entrances from Conestoga Road and South Ithan Avenue.
Education in Rosemont
Rosemont offers different schooling options for its young residents.
Public School Districts
Students in Rosemont attend public schools based on where they live. If a student lives in the Radnor Township part of Rosemont, they go to schools in the Radnor Township School District. If they live in the Lower Merion Township part, they attend schools in the Lower Merion School District.
Before 1980, there was a Rosemont Elementary School in the Garrett Hill area. Children living there went to that school. Now, the Rosemont Business Campus stands where the old school used to be. Students from these neighborhoods now take a bus to the Radnor Elementary School.
Private Schools in Rosemont
- Holy Child School at Rosemont: This is a Catholic school. It used to be called Rosemont School of the Holy Child. It is run by a group called the Society of the Holy Child Jesus. The school is right next to Rosemont College, which was also started by the same religious order.
- The Agnes Irwin School: This school is on Ithan Avenue in Rosemont. It's a school just for girls, from Pre-Kindergarten all the way to 12th grade. It was founded by Miss Agnes Irwin and her sister Sofie.
- Saint Thomas of Villanova Parish School: The Roman Catholic Saint Thomas of Villanova Parish, run by the Augustinian Order, also had a school. It was next to their Rosemont chapel and served the community. This school closed in the 1980s.
Colleges and Universities
Rosemont College is a well-known college located right in Rosemont. You can find it on Montgomery Avenue at Curwen Road.
Parks and Green Spaces
Rosemont is home to several parks where people can enjoy nature and outdoor activities.
- Ashbridge Memorial Park (located in Lower Merion Township)
- Austin Memorial Park (located in Lower Merion Township)
- Emlen Tunnell Park (located in Radnor Township)
- Clem Macrone Park (located in Radnor Township)
- Unkefer Park (located in Radnor Township)