Federal race · 2022
California U.S. House, District 21, 2022
Primary: June 7, 2022 · General election: November 8, 2022
Money raised
- Jim Costa (D)$2M raised · $389K on hand
- Chris Mathys (R)$385K raised · $500 on hand
- Matthew Stoll (R)$358K raised · $0 on hand
- Michael A Maher (R)$312K raised · $2K on hand
- Adam Thomas Medeiros (R)$204K raised · $1K on hand
- Nicole Parra (D)$136K raised · $0 on hand
- Angel Lara (D)$59K raised · $0 on hand
- Martha Elena Flores-Gibson (R)$116 raised · $0 on hand
Raised Cash on hand · bars are blue for Democrats, red for Republicans, gray for others
Candidates
| Candidate | Status | Raised | Spent | Cash on hand | Through |
|---|---|---|---|---|---|
| Jim Costa (D) | Registered candidate (raised or spent over $5,000) | $2,034,865.46 | $2,055,957.67 | $389,078.41 | 2022-12-31 |
| Chris Mathys (R) | Registered candidate (raised or spent over $5,000) | $384,661.64 | $384,161.64 | $500.00 | 2022-12-31 |
| Matthew Stoll (R) | Lost primary | $358,479.46 | $358,479.46 | $0.00 | 2022-06-30 |
| Michael A Maher (R) | Registered candidate (raised or spent over $5,000) | $311,788.67 | $309,564.79 | $2,223.88 | 2022-12-31 |
| Adam Thomas Medeiros (R) | Registered candidate (raised or spent over $5,000) | $204,214.08 | $203,170.52 | $1,043.56 | 2022-12-31 |
| Nicole Parra (D) | Registered candidate (raised or spent over $5,000) | $136,174.22 | $148,757.59 | $0.00 | 2022-02-08 |
| Angel Lara (D) | Registered candidate (raised or spent over $5,000) | $59,226.24 | $59,226.24 | $0.00 | 2022-03-16 |
| Martha Elena Flores-Gibson (R) | Registered with the FEC; has not yet raised or spent $5,000 | $116.00 | $0.00 | $0.00 | 2021-12-31 |
Totals from the FEC candidate summary file, retrieved October 23, 2026. A dated snapshot, not live reporting; each candidate’s FEC page is the official source.
Total spent on this race
$3,398,607.01 = candidates’ own spending $3,055,840.80 + outside spending $342,766.21
| Candidate | Outside spending for | Against | Electioneering and member messages |
|---|---|---|---|
| Chris Mathys | $0.00 | $304,387.50 | $0.00 |
| Jim Costa | $33,010.55 | $0.00 | $5,368.16 |
Candidates’ own spending is their committees’ disbursements less transfers to other committees, contributions to others, loan repayments and refunds (FEC committee summary). Outside spending is independent expenditures, electioneering communications and company or union member communications for or against these candidates (FEC totals by candidate from regular reports, retrieved October 24, 2026; the latest 24- and 48-hour notices are not included yet). Party coordinated spending is not split by race and is not included. All the money
Polling and ratings
Race ratings
Recent polls
| Pollster | Dates | Sample | Margin of error | Results |
|---|---|---|---|---|
| The Trafalgar Group (R) | September 30 – October 3, 2022 | 515 (LV) | ± 4.2% | Jim Costa 44% · Michael Maher 44% |
Ratings and polls as listed on Wikipedia: 2022 United States House of Representatives elections in California (retrieved October 23, 2026), licensed CC BY-SA 4.0. TerraCivic does not rate races or compute its own average.
TerraCivic shows public filings without scores, grades or judgments about any candidate.
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