Collin County, Texas
What we have for Collin County today, and what is coming.
Basics
- County code (FIPS): 48085
- Land area: 841 square miles
- Population: 1,064,465
Federal money spent here
Fiscal year 2026: $6.8 billion in federal contracts, grants, loans and other awards for work done in Collin County.
Who represents Collin County
U.S. Senate (whole state): John Cornyn (Republican), Ted Cruz (Republican).
U.S. House districts that include part of this county
| District | Member | Share of county land |
|---|---|---|
| Congressional District 3 | Keith Self (Republican) | 79.8% |
| Congressional District 4 | Pat Fallon (Republican) | 17.9% |
| Congressional District 32 | Julie Johnson (Democrat) | 2.3% |
State senate districts
| District | Member | Share of county land |
|---|---|---|
| State Senate District 8 | Angela Paxton (Republican) | 92.5% |
| State Senate District 30 | Brent Hagenbuch (Republican) | 5.3% |
| State Senate District 2 | Bob Hall (Republican) | 2.2% |
State house / assembly districts
| District | Member | Share of county land |
|---|---|---|
| State House District 67 | Jeff Leach (Republican) | 38.1% |
| State House District 89 | Candy Noble (Republican) | 22.4% |
| State House District 66 | Matt Shaheen (Republican) | 16.6% |
| State House District 61 | Keresa Richardson (Republican) | 15.6% |
| State House District 70 | Mihaela Pleșa (Democratic) | 4.3% |
| State House District 33 | Katrina Pierson (Republican) | 2.9% |
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.
Coming next for counties: county commission meetings and agendas, county budgets, local ballot measures and election results. We add each one as soon as a public, reliable feed exists for it. Know a good source? Tell us.
Sources: U.S. Census Bureau Gazetteer (county list, public domain); USAspending.gov (U.S. Treasury). Built 2026-11-03 15:28.