Paving · awarded bid prices · Lake County
Aggregate subgrade improve: cost per cubic yard in Lake County, IL
Listed by the agency as “Agg Subgrade Improve”.
The median awarded price is $65.00 per cubic yard, from 25 winning bids on 25 public projects in Lake County, IL (2024–2026). Half of the awarded prices fall between $50.00 and $77.00.
Cost by state › Illinois › Lake County › Agg Subgrade Improve
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 $48.50 in 2021 to $70.28 in 2026 (+45%).
| Year | Median per cubic yard | Winning bids |
|---|---|---|
| 2021 | $48.50 | 8 |
| 2022 | $38.50 | 10 |
| 2023 | $48.50 | 5 |
| 2024 | $61.00 | 9 |
| 2025 | $65.00 | 10 |
| 2026 | $70.28 | 6 |
Most recent source documents
| Letting | Agency | Quantity | Awarded unit price | Source |
|---|---|---|---|---|
| Jun 12, 2026 | IDOT | 28 CU YD | $103.60 | Open bid tab, 80D46 ↗ |
| Apr 24, 2026 | IDOT | 132 CU YD | $65.00 | Open bid tab, 61M41 ↗ |
| Feb 27, 2026 | IDOT | 25 CU YD | $70.57 | Open bid tab, 62T82 ↗ |
| Jan 16, 2026 | IDOT | 1252 CU YD | $50.00 | Open bid tab, 61L19 ↗ |
| Jan 16, 2026 | IDOT | 1212 CU YD | $70.00 | Open bid tab, 61L42 ↗ |
See every awarded price for this item on the Agg Subgrade Improve item page.
Related items in Lake County
- Pc Conc Sidewalk 5: $12.16 per square foot
- Hma Sc Il-9.5 D N50: $108.98 per ton
- Sidewalk Rem: $3.00 per square foot
- Long Joint Sealant: $3.73 per linear foot
- Mix Cr Jts Flangewys: $150.00 per ton
- Drive Pavement Rem: $20.00 per square yard
- Comb Curb Gutter Rem: $10.00 per linear foot
- Pavement Rem: $20.00 per square yard