Development government contracts in Illinois
IllinoisDevelopment- Latest contract
- Feb 24, 2026
- 7 months ago
- Contracts
- 502
- in Illinois
- Vendors
- 10
- Disclosed value
- $1.7M
See every development contract in Illinois, and when it renews.
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THE 30-SECOND BRIEF
LENNAR holds the most development contracts (12), followed by Dr Horton and Mcnaughton Development LLC.
City of O'Fallon city is the most active Illinois buyer, with 20 contracts, followed by Plainville village and Livingston County.
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Questions about Illinois development contracts
How many Development government contracts are there in Illinois?
Civic IQ tracks 502 development government contracts across 229 agencies in Illinois representing $1.7M in total contract value. These contracts span 10 vendors and cover service agreements, technology implementations, infrastructure projects, and procurement awards. Contract details including amounts, terms, and renewal dates are updated as new data becomes available.
Which vendors have development contracts in Illinois?
The leading vendors with development government contracts in Illinois include: LENNAR (12 contracts); Dr Horton (8 contracts); Mcnaughton Development LLC (8 contracts); Osborn Development (7 contracts); Moran Economic Development (6 contracts). Tracking vendor contract wins, values, and agency relationships helps you understand the competitive landscape — whether you're evaluating vendors as an agency buyer or positioning against incumbents as a competitor.
Which Illinois agencies buy development?
The most active Illinois government agencies procuring development are: City of O'Fallon city (20 contracts); Plainville village (19 contracts); Livingston County (15 contracts); Town of Edwardsville (14 contracts); West Dundee village (11 contracts). Each agency manages its own procurement process and vendor relationships. Understanding which agencies are the largest buyers helps vendors prioritize outreach and tailor their proposals to specific agency needs.
How do I find development government contracts in Illinois?
Civic IQ aggregates development contract data from 229 Illinois government agencies into a single searchable database. You can browse contracts by agency, vendor, value, status, and renewal date. Beyond active contracts, Civic IQ also tracks pre-RFP signals from board meetings and budget discussions — surfacing development opportunities 6–18 months before formal solicitations go live.
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What is the average value of development contracts in Illinois?
Based on tracked contract data, the average development government contract in Illinois is valued at approximately $3K, with 502 contracts totaling $1.7M. Individual contract values vary significantly depending on scope, agency size, and contract duration. Detailed value breakdowns by agency and vendor are available on Civic IQ.
What related contract categories are active in Illinois?
Beyond development, other active government contract categories in Illinois include Supplies, Other, Professional Services, Maintenance, and Construction. Agencies often procure across multiple categories simultaneously — a city upgrading its IT infrastructure may also issue contracts for professional services, facilities maintenance, and cybersecurity. Tracking related categories helps you identify cross-selling opportunities and understand the full procurement landscape.