Where to bid in Alton, IL

The City of Alton posts its bids and RFPs on its bid page. Contracts here can also come from Madison County and the State of Illinois (BidBuy).

City of Alton

Wadlow Town Center Request for Proposals (RFP)

Bid page checked, 2026-11-05.

Madison County, IL

Open bids →

Procurement · runs on BidNet Direct

Bid page checked, 2026-11-05.

State of Illinois

BidBuy

In SpendQuery: Capital Development Board projects expected to bid

Bid page checked, 2026-11-05.

Nearby cities

SpendQuery links to Alton's own pages and doesn't copy their bids. Wrong or missing link?

All of Illinois