State Campaign Statements
States require candidates for state offices to file campaign spending and contribution reports.
Many states put the information online.
What's Available Online
Several websites are gateways to state campaign data.
Investigative Reporters and Editors
Investigative Reporters and Editors Inc. has a list of links to the web pages of state agencies around the country that compile campaign contribution reports in those states.
Federal Election Commission
The Federal Election Commission has a directory of Web sites of Secretaries of State and other agencies in each state that regulate campaign contribution reporting.
Institute on Money in State Politics
This site has compiled campaign contribution data from many different states into a searchable database.
Center for Public Integrity
This site has a searchable database of contributions to and expenditures by state party committees.