Traffic · awarded bid prices · Madison County
Detectable Warnings: cost per square foot in Madison County, IL
The median awarded price is $49.36 per square foot, from 32 winning bids on 32 public projects in Madison County, IL (2023–2026). Half of the awarded prices fall between $34.75 and $63.27.
Cost by state › Illinois › Madison County › Detectable Warnings
Winning bids only, as printed in the agencies' bid tabulations (IDOT). The county is the one the agency recorded for the project. These are prices agencies awarded, not quotes: a price on a given job depends on quantity, location and timing, and the figures here are not adjusted for any of them.
Trend
The median awarded price went from $40.25 in 2021 to $40.00 in 2026 (-1%).
| Year | Median per square foot | Winning bids |
|---|---|---|
| 2021 | $40.25 | 6 |
| 2022 | $52.00 | 9 |
| 2023 | $64.50 | 11 |
| 2024 | $54.00 | 8 |
| 2025 | $52.40 | 14 |
| 2026 | $40.00 | 8 |
Most recent source documents
| Letting | Agency | Quantity | Awarded unit price | Source |
|---|---|---|---|---|
| Jun 12, 2026 | IDOT | 40 SQ FT | $35.00 | Open bid tab, 97884 ↗ |
| Jun 12, 2026 | IDOT | 159 SQ FT | $30.00 | Open bid tab, 97896 ↗ |
| Apr 24, 2026 | IDOT | 243 SQ FT | $45.00 | Open bid tab, 97840 ↗ |
| Feb 27, 2026 | IDOT | 281 SQ FT | $30.00 | Open bid tab, 97882 ↗ |
| Jan 16, 2026 | IDOT | 190 SQ FT | $58.00 | Open bid tab, 76A46 ↗ |
The same item across Illinois: statewide figures. See every awarded price for this item on the Detectable Warnings item page.
Related items in Madison County
- Sign Panel T1: $34.15 per square foot
- Traf Bar Term T6: $4,050 per each
- Elcbl C Signal 14 2C: $2.54 per linear foot