Federal race · 2024
California U.S. House, District 48, 2024
Primary: March 5, 2024 · General election: November 5, 2024
Money raised
- Darrell Issa (R)$1.8M raised · $1.6M on hand
- Michael Craig Simon (D)$136K raised · $372 on hand
- Stephen William Houlahan (D)$30K raised · $8K on hand
- Whitney Shanahan (D)$24K raised · $196 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 |
|---|---|---|---|---|---|
| Darrell Issa (R) | Won the general election | $1,782,412.46 | $755,386.07 | $1,644,616.32 | 2024-12-31 |
| Michael Craig Simon (D) | Registered candidate (raised or spent over $5,000) | $136,294.26 | $135,921.98 | $372.28 | 2024-09-30 |
| Stephen William Houlahan (D) | Registered candidate (raised or spent over $5,000) | $29,975.29 | $33,262.98 | $7,946.98 | 2024-12-31 |
| Whitney Shanahan (D) | Registered candidate (raised or spent over $5,000) | $24,248.47 | $24,052.28 | $196.19 | 2024-12-31 |
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
$936,607.96 = candidates’ own spending $932,928.31 + outside spending $3,679.65
| Candidate | Outside spending for | Against | Electioneering and member messages |
|---|---|---|---|
| Darrell Issa | $3,599.10 | $0.00 | $0.00 |
| Stephen William Houlahan | $80.55 | $0.00 | $0.00 |
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 |
|---|---|---|---|---|
| SurveyUSA | June 14–20, 2024 | 625 (LV) | ± 4.8% | Darrell Issa 56% · Stephen Houlahan 34% |
Ratings and polls as listed on Wikipedia: 2024 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.
Results
| Candidate | Party | Votes | Share |
|---|---|---|---|
| Darrell Issa | Republican Party | 111,510 |
As listed on Wikipedia; official results come from the state election office.
TerraCivic shows public filings without scores, grades or judgments about any candidate.
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