Fundraising in California's 10th Congressional District

Incumbent Mark DeSaulnier is up for election in California's 10th Congressional District in 2026. This race is rated as Solid D. We estimate that $415,492 has been spent on this race over the last two years. Democrats have outspent Republicans by $396,695 over that time period, per our estimates.

Cumulative Spending by Party

Note: Recent data is often incomplete due to lags between spending and disclosure

Mark DeSaulnier

Quarterly Committee Fundraising Amount: $107,860

% Individual: 57.35%

Committee Cash on Hand: $725,571

Outside Spending

Committee	Candidate	Support/Oppose	Amount	Date	Description