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Delaware County, Pennsylvania
What we have for Delaware County today, and what is coming.
Basics
- County code (FIPS): 42045
- Land area: 184 square miles
- Population: 576,830
Federal money spent here
Fiscal year 2026: $6.2 billion in federal contracts, grants, loans and other awards for work done in Delaware County.
Who represents Delaware County
U.S. Senate (whole state): John Fetterman (Democrat), David McCormick (Republican).
U.S. House districts that include part of this county
| District | Member | Share of county land |
|---|---|---|
| Congressional District 5 | Mary Gay Scanlon (Democrat) | 100% |
State senate districts
| District | Member | Share of county land |
|---|---|---|
| State Senate District 9 | John Kane (Democratic) | 50.8% |
| State Senate District 26 | Tim Kearney (Democratic) | 29% |
| State Senate District 17 | Amanda Cappelletti (Democratic) | 12.9% |
| State Senate District 8 | Tony Williams (Democratic) | 7.4% |
State house / assembly districts
| District | Member | Share of county land |
|---|---|---|
| State House District 168 | Lisa Borowski (Democratic) | 23.4% |
| State House District 160 | Craig Williams (Republican) | 21.3% |
| State House District 165 | Jenn O'Mara (Democratic) | 11.5% |
| State House District 161 | Leanne Krueger (Democratic) | 11.3% |
| State House District 159 | Carol Kazeem (Democratic) | 8.7% |
| State House District 166 | Greg Vitali (Democratic) | 7.3% |
| State House District 162 | Dave Delloso (Democratic) | 5.4% |
| State House District 163 | Heather Boyd (Democratic) | 4% |
| State House District 185 | Regina Young (Democratic) | 3.3% |
| State House District 164 | Gina Curry (Democratic) | 2.5% |
| State House District 191 | Joanna McClinton (Democratic) | 1.3% |
Matched by district number using the U.S. Census Bureau 2020 county–district relationship files (land area overlap; districts may have been redrawn since). Your exact district depends on your address: U.S. House · state legislators.
County government
Find the official county website and contacts in the USA.gov local government directory or the National Association of Counties explorer.
Sources: U.S. Census Bureau Gazetteer (county list, public domain); USAspending.gov (U.S. Treasury). Built 2026-11-03 15:28.