Below are postings of the Forest Preserve District bids and proposals. Each indicates whether they are opened or closed. The abstract for each bid are also posted as they become available.
Note: All contracts for the construction of public works are subject to the Illinois Prevailing Wage Act (820 ILCS 130/1, et seq.) See rates here.
| Status | Due Date | Projects | BID | Abstract |
| Open | 1/8/2021 at 2:30 p.m. | Herbicide Control of Invasive Canada Thistle | Bid | |
| Open | 1/8/2021 at 2:15 p.m. | Mechanical Control of Garlic Mustard | Bid | |
| Open | 1/8/2021 at 2 p.m. | Herbicide Control of Reed Canary Grass | Bid | |
| Closed | 10/9/2020 at 2 p.m. | Culvert Repair & Improvements at Fox River Trail | Bid | Abstract |
| Closed | 10/1/2020 at 2 p.m. | Invasive Woody Re-sprout Control at Three Forest Preserves | Bid | Abstract |
| Closed | 9/24/2020 at 2 p.m. | Reforestation at Elburn FP | Bid | Abstract |
| Closed | 9/21/2020 at 10 a.m. | Maintenance Road Improvements at Stadium | Bid | Abstract |
| Closed | 9/4/2020 at 2:30 p.m. | Tree and Brush Thinning at Pingree Grove FP | Bid | Abstract |
| Closed | 9/4/2020 at 2:15 p.m. | Tree and Brush Thinning at Lone Grove FP | Bid | Abstract |
| Closed | 9/4/2020 at 2 p.m. | Tree and Brush Thinning at Bowes Creek Greenway FP | Bid | Abstract |
| Closed | 8/28/2020 at 2 p.m. | Acquisition & Delivery of Seed at Mill Creek Greenway FP | Bid | Abstract |
| Closed | 7/31/2020 at 2 p.m. | Pedestrian Crossing Improvements at Fabyan FP | Bid | Abstract |
| Closed | 6/12/2020 at 2 p.m. | Trail & Basin Reconstruction at Brunner Family & Fox River Shores FPs | Bid | Abstract |
| Closed | 3/31/2020 at 2 p.m. | Fox River Trail - South Elgin Switchback and Trail Reconstruction | Bid | Abstract |
| Closed | 2/24/2020 at 4 p.m. | Request for Proposals for Auditing Services | RFP | |
| Closed | 2/19/2020 at 2 p.m. | Securing & Planting of Wetland Plugs | Bid | Abstract |
| Closed | 2/6/2020 at 2 p.m. | Concrete Work for Salt Building at Muirhead Springs FP | Bid | Abstract |
| Closed | 1/21/2020 at 2 p.m. | Garlic Mustard Herbicide Control at 2 Forest Preserves | Bid | Abstract |
| Closed | 1/21/2020 at 2 p.m. | Wild Chervil Herbicide Control at 3 Forest Preserves | Bid | Abstract |
| Closed | 1/21/2020 at 2 p.m. | Reed Canary Grass Herbicide Control at 6 Forest Preserves | Bid | Abstract |
| Closed | 1/10/2020 at 2 p.m. | Vegetation Inventories at 14 Forest Preserves | Bid | Abstract |
| Closed | 12/13/19 at 2 p.m. | Golf Course Improvements at Settler's Hill | Bid | Abstract |
| Closed | 11/20/19 at 4 p.m. | Trail & Culvert Repair Identification Plan for Fox River Trail in Elgin | RFQ | |
| Closed |
11/13/19 at 2 p.m. | Herbicide Weed Management at Four Preserves | Bid | Abstract |
| Closed | 11/13/19 at 2 p.m. | Three-Year Pond Management at Burnidge FP & Bowes Creek Greenway | Bid | Abstract |
| Closed | 10/25/19 at 2 p.m. | Demolition of Structures | Bid | Abstract |
| Canceled | 10/17/19 at 2:30 p.m. | Salt Storage Building Project | Bid | |
| Canceled | 10/17/19 at 2 p.m. | Salt Storage Building Concrete Project | Bid | Abstract |
| Closed | 10/8/19 at 2 p.m. | Tree & Brush Thinning at Helm Woods FP | Bid | Abstract |
| Closed | 10/8/19 at 2 p.m. | Tree & Brush Thinning at Meissner-Corron FP | Bid | Abstract |
| Closed | 10/8/19 at 2 p.m. | Tree & Brush Thinning at Freeman Kame-Meagher FP | Bid | Abstract |
| Closed | 10/8/19 at 2 p.m. | Tree & Brush Thinning at Lone Grove FP | Bid | Abstract |
| Closed | 10/7/19 at 2 p.m. | Seed Bid | Bid | Abstract |
| Closed | 10/1/19 at 2:30 p.m. | 2019 Fecon Bull Hog Forestry Mulcher BH74SS or Equivalent | Bid | Abstract |
| Closed | 9/19/19 at 2 p.m. | Trail & Culvert Reconstruction at Brunner Family FP and Trail Reconstruction & Basin Repairs at Fox River Shores FP |
Bid | |
| Closed | 8/9/19 at 4 p.m. | RFP for Nelson Lake Marsh Revitalization Project at Dick Young FP | Bid | |
| Closed | 8/9/19 at 4 p.m. | RFP for Water-Control Structure Feasibility & Design Project at Pingree Grove FP | Bid | |
| Closed | 8/9/19 at 2:30 p.m. | Drain Tile Improvement Project at Binnie FP | Bid | Abstract |
| Closed | 8/9/19 at 2 p.m. | Construction of Natural Resource Management Building 2 at Mill Creek FP | Bid | Abstract |
| Closed |
8/6/19 at 2 p.m. | Salt Storage Shed at Muirhead Springs FP | Bid | Abstract |
| Closed | 8/5/19 at 2 p.m. | Drainage & Tile Improvements at Big Rock FP | Bid | Abstract |
| Closed | 7/24/19 at 2 p.m. | Reroofing Project at Camp Tomo Chi-Chi Knolls | Bid | Abstract |
| Closed | 4/15/19 at 4 p.m. | Website Redesign & Implementation | Bid | |
| Closed | 4/15/19 at 2 p.m. | Paving Project at Camp Tomo Chi-Chi Knolls | Bid | Abstract |
| Closed | 4/9/19 at 2 p.m. | Fox River Trail Repaving | Bid | Abstract |
| Closed | 3/21/19 at 2 p.m. | Vegetation Inventory at 11 Forest Preserves | Bid | Abstract |
| Closed | 3/6/19 at 2 p.m. | Reforestation of Three Preserves | Bid | Abstract |
| Closed | 3/6/19 at 2 p.m. | Garlic Mustard Management at Various Locations | Bid | Abstract |
| Closed | 3/6/19 at 2 p.m. | Wild Chervil Management at Various Locations | Bid | Abstract |
| Closed | 3/6/19 at 2 p.m. | Reed Canary Management Projects |
Bid | Abstract |
| Cancelled |
2/21/19 at 2 p.m. | Cold Storage Building Project at Mill Creek Greenway | Bid | |
| Closed | 2/12/19 at 2 p.m. | Fabyan Causeway Removal/Shoreline Stabilization and Pedestrian Bridge Construction Project | Bid | Abstract |
| Closed | 1/3/19 at 2 p.m. | Mixed Seed for LeRoy Oakes and Hoscheit Woods FPs | Bid | Abstract |