Traffic · awarded bid prices · Dupage County
Detectable Warnings: cost per square foot in Dupage County, IL
The median awarded price is $40.00 per square foot, from 51 winning bids on 51 public projects in Dupage County, IL (2023–2026). Half of the awarded prices fall between $34.92 and $45.00.
Cost by state › Illinois › Dupage 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 $31.00 in 2021 to $37.73 in 2026 (+22%).
| Year | Median per square foot | Winning bids |
|---|---|---|
| 2021 | $31.00 | 6 |
| 2022 | $30.54 | 14 |
| 2023 | $34.00 | 18 |
| 2024 | $40.00 | 18 |
| 2025 | $41.70 | 20 |
| 2026 | $37.73 | 10 |
Most recent source documents
| Letting | Agency | Quantity | Awarded unit price | Source |
|---|---|---|---|---|
| Jul 31, 2026 | IDOT | 374 SQ FT | $44.00 | Open bid tab, 61M40 ↗ |
| Apr 24, 2026 | IDOT | 149 SQ FT | $38.00 | Open bid tab, 61L84 ↗ |
| Apr 24, 2026 | IDOT | 498 SQ FT | $30.00 | Open bid tab, 80B68 ↗ |
| Apr 24, 2026 | IDOT | 224 SQ FT | $30.00 | Open bid tab, 61M36 ↗ |
| Apr 24, 2026 | IDOT | 460 SQ FT | $35.00 | Open bid tab, 61M37 ↗ |
The same item across Illinois: statewide figures. See every awarded price for this item on the Detectable Warnings item page.
Related items in Dupage County
- Sign Panel T1: $35.00 per square foot
- Accessible Ped Signal: $2,227 per each
- Temp Tr Signal Timing: $880.00 per each
- Elcbl C Signal 14 2C: $2.74 per linear foot
- Elcbl C Signal 14 5C: $1.95 per linear foot
- Elcbl C Signal 14 3C: $2.78 per linear foot