Fundraising in Illinois' 1st Congressional District

Incumbent Jonathan Jackson is up for election in Illinois' 1st Congressional District in 2026. This race is rated as Solid D. We estimate that $269,392 has been spent on this race over the last two years. Democrats have outspent Republicans by $227,932 over that time period, per our estimates.

Cumulative Spending by Party

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

Jonathan L. Jackson

Quarterly Committee Fundraising Amount: $115,212

% Individual: 72.78%

Committee Cash on Hand: $76,667

Outside Spending

Committee	Candidate	Support/Oppose	Amount	Date	Description

Fundraising in Illinois' 1st Congressional District

Cumulative Spending by Party

Jonathan L. Jackson

Outside Spending