| Official Name: | Dilworthtown, Pennsylvania |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Pennsylvania#USA |
| Pushpin Label: | Dilworthtown |
| Coordinates: | 39.8994°N -75.5669°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Pennsylvania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Chester Delaware |
| Subdivision Type3: | Townships |
| Subdivision Name3: | Birmingham Chadds Ford |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 0.64 |
| Area Land Sq Mi: | 0.64 |
| Area Water Sq Mi: | 0.00 |
| Area Total Km2: | 1.65 |
| Area Land Km2: | 1.64 |
| Area Water Km2: | 0.00 |
| Population As Of: | 2020 |
| Population Density Km2: | 699.68 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 465 |
| Postal Code Type: | ZIP Code |
| Postal Code: | 19382 (West Chester) |
| Area Code: | 610/484 |
| Blank Name: | FIPS code |
| Blank Info: | 42-19232 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2805484 |
| Population Total: | 1150 |
| Unit Pref: | Imperial |
| Population Density Sq Mi: | 1811.02 |
Dilworthtown is an unincorporated community and census-designated place (CDP) in Chester and Delaware counties, Pennsylvania, United States. It was first listed as a CDP prior to the 2020 census.
The CDP is primarily in southeastern Chester County but extends south into western Delaware County. The Chester County part of the community is in Birmingham Township, while the Delaware County part is in Chadds Ford Township. U.S. Route 202 forms the eastern border of the CDP; the highway leads north 4miles to West Chester and south to Wilmington, Delaware.
The Dilworthtown Historic District, listed on the National Register of Historic Places, occupies the crossroads of Brintons Bridge Road, Oakland Road, Birmingham Road, and Old Wilmington Pike at the historic center of town.