Fairfax County, Virginia
What we have for Fairfax County today, and what is coming.
Basics
- County code (FIPS): 51059
- Land area: 391 square miles
- Population: 1,150,309
Federal money spent here
Fiscal year 2026: $46.5 billion in federal contracts, grants, loans and other awards for work done in Fairfax County.
Who represents Fairfax County
U.S. Senate (whole state): Tim Kaine (Democrat), Mark R. Warner (Democrat).
U.S. House districts that include part of this county
| District | Member | Share of county land |
|---|---|---|
| Congressional District 11 | James R. Walkinshaw (Democrat) | 62.6% |
| Congressional District 8 | Donald S. Beyer, Jr. (Democrat) | 26.7% |
| Congressional District 10 | Suhas Subramanyam (Democrat) | 10.8% |
State senate districts
| District | Member | Share of county land |
|---|---|---|
| State Senate District 36 | Stella Pekarsky (Democratic) | 24.3% |
| State Senate District 38 | Jennifer Boysko (Democratic) | 22.6% |
| State Senate District 34 | Scott Surovell (Democratic) | 20.1% |
| State Senate District 35 | Dave Marsden (Democratic) | 13% |
| State Senate District 37 | Saddam Salim (Democratic) | 10.3% |
| State Senate District 33 | Jennifer Carroll Foy (Democratic) | 9% |
| State Senate District 39 | Elizabeth Bennett-Parker (Democratic) | 0.7% |
State house / assembly districts
| District | Member | Share of county land |
|---|---|---|
| State House District 6 | Rip Sullivan (Democratic) | 15.5% |
| State House District 10 | Dan Helmer (Democratic) | 12.1% |
| State House District 9 | Karrie Delaney (Democratic) | 10.5% |
| State House District 15 | Laura Jane Cohen (Democratic) | 8.6% |
| State House District 19 | J.R. Henson (Democratic) | 8.3% |
| State House District 7 | Karen Keys-Gamarra (Democratic) | 7% |
| State House District 18 | Kathy Tran (Democratic) | 6.8% |
| State House District 16 | Paul Krizek (Democratic) | 5.5% |
| State House District 14 | Vivian Watts (Democratic) | 4.8% |
| State House District 12 | Holly Seibold (Democratic) | 4.6% |
| State House District 17 | Garrett McGuire (Democratic) | 4.4% |
| State House District 8 | Irene Shin (Democratic) | 4.2% |
| State House District 11 | Gretchen Bulova (Democratic) | 3.8% |
| State House District 13 | Marcus Simon (Democratic) | 3.1% |
| State House District 4 | Charniele Herring (Democratic) | 0.7% |
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.