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Open public bids in Cook County, Illinois

Track public work across Chicago, Cook County government, schools, transit agencies, park districts, and other local buyers in one current list.

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ELECTRICALCity Colleges of Chicago

Electrical Low Voltage - JOC

City Colleges of Chicago · ccc-bonfire:mwj2606

◎ Chicago · Cook County◷ Due Oct 21, 2026, 12:00 PM CDT
Last verified Oct 13, 2026, 11:58 AM CDT
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GE
GENERALIDOT

008-62W72 — (4,251.83-Ft) The Work consists of culvert replacement, HMA pavement and shoulder reconstruction, HMA resurfacing, storm sewer installation, culvert and wingwall installation. This project is in the Village of Winnetka, Cook County.

Illinois Department of Transportation · idot:008-62W72

◎ Cook County◷ Due November 06, 2026 Letting 12:00 PM Notice of Letting Volume 029, No. 039
Last verified Oct 16, 2026, 6:32 PM CDT
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GE
GENERALIDOT

013-80C67 — (357-Ft) Bridge Deck Overlay (SN 016-0398) and CTA will undergo routine maintenance consists of reconstruction of the expansion joints with strip seals hydro scarification (3/4-), deck and approach slab repairs, installation of a latex concrete overlay (2¼-) with diamond grinding and longitudinal grooving, application of a protective coat, sidewalk replacement, chain link fence repair substructure concrete repair. Pershing Road (39th Street) between Wentworth Avenue and LaSalle Street intersections in the City of Chicago.

Illinois Department of Transportation · idot:013-80C67

◎ Cook County◷ Due November 06, 2026 Letting 12:00 PM Notice of Letting Volume 029, No. 039
Last verified Oct 16, 2026, 6:32 PM CDT
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GE
GENERALIDOT

016-80C75 — (124-Ft) Project consists of a staged construction to complete deck overlay and joint replacement and repair of the existing bridge, the removal and replacement of curb and gutter, and pavement marking. The project is on IL 83 (Elmhurst Road) at Weller Creek, between Hiawatha Trail and Council Trail, in Mt. Prospect, IL. in Cook County.

Illinois Department of Transportation · idot:016-80C75

◎ Cook County◷ Due November 06, 2026 Letting 12:00 PM Notice of Letting Volume 029, No. 039
Last verified Oct 16, 2026, 6:32 PM CDT
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GE
GENERALVillage of Schaumburg

Salt Creek Improvements

Village of Schaumburg · schaumburg-opengov:2026-ifb-064

◎ Schaumburg · Cook County◷ Due Oct 23, 2026, 10:00 AM CDT
Last verified Oct 16, 2026, 6:31 PM CDT
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GE
GENERALIDOT

037-61M86 — Sidewalk construction, curb and gutter replacement, street lighting improvements, signing, pavement markings and landscaping along Hassell Rd. from Pembroke Ave. to Rosedale Lane, Pembroke Ave. from Hassell Rd. to the eastern terminus of Pembroke Ave. and Stonington Ave. from Hassell Rd. to Pembroke Ave. in the village of Hoffman Estates.

Illinois Department of Transportation · idot:037-61M86

◎ Cook County◷ Due November 06, 2026 Letting 12:00 PM Notice of Letting Volume 029, No. 039
Last verified Oct 16, 2026, 6:32 PM CDT
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GE
GENERALIDOT

012-80C66 — Bridge Deck overlay, bridge joint replacement and /repair include deck and approach patching, and substructure repair of (SN 016-0707) located on Canfield Avenue (FAU 2761), over John F. Kennedy Expressway (FAI-90), Chicago, IL.

Illinois Department of Transportation · idot:012-80C66

◎ Cook County◷ Due November 06, 2026 Letting 12:00 PM Notice of Letting Volume 029, No. 039
Last verified Oct 16, 2026, 6:32 PM CDT
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GE
GENERALIDOT

014-80C69 — (250-Ft) Bridge Repairs include hydro scarification, deck slab repair, polymer concrete nosing, approach slab repair, pier concrete repair, abutment concrete sealer, asphalt butt joints, relief joint cleaning sealing, curb and gutter replacement. Location is on (Martin Luther) King Drive in Chicago, Cook County.

Illinois Department of Transportation · idot:014-80C69

◎ Cook County◷ Due November 06, 2026 Letting 12:00 PM Notice of Letting Volume 029, No. 039
Last verified Oct 16, 2026, 6:32 PM CDT
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LOCAL BID GUIDE

Public opportunities for Cook County contractors

Illinois Bid Radar checks public procurement sources, removes clearly closed opportunities from the default view, and links every listing to its official source. Save promising work to your device or create a free email alert from the filtered results above.

Coverage includes

  • Chicago and Cook County agencies
  • Transit and public-building owners
  • School, park, and municipal districts

Common public work

  • Building renovation and repair
  • Transit and roadway construction
  • HVAC, electrical, plumbing, and roofing

How current are these Cook County listings?

The default results show opportunities classified as open from the latest successful source checks. Deadlines, addenda, and agency status can change, so confirm every item on the official issuing page before bidding.

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