Earthwork · awarded bid prices · Polk County
Excavation, Class 20: cost per cubic yard in Polk County, IA
The median awarded price is $24.00 per cubic yard, from 52 winning bids on 20 public projects in Polk County, IA (2024–2026). Half of the awarded prices fall between $14.00 and $41.25.
Cost by state › Iowa › Polk County › Excavation, Class 20
Winning bids only, as printed in the agencies' bid tabulations (Iowa DOT). 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 $17.50 in 2024 to $35.00 in 2026 (+100%).
| Year | Median per cubic yard | Winning bids |
|---|---|---|
| 2024 | $17.50 | 28 |
| 2025 | $23.00 | 13 |
| 2026 | $35.00 | 11 |
Most recent source documents
| Letting | Agency | Quantity | Awarded unit price | Source |
|---|---|---|---|---|
| Sep 15, 2026 | Iowa DOT | 157.000 CY | $45.68 | contract 77-0803-274 ↗ |
| Jul 28, 2026 | Iowa DOT | 1315.000 CY | $30.00 | contract 77-0352-490 ↗ |
| May 19, 2026 | Iowa DOT | 96.000 CY | $34.00 | contract 77-C077-251 ↗ |
| Jan 21, 2026 | Iowa DOT | 228.200 CY | $28.50 | contract 77-0354-250 ↗ |
| Dec 16, 2025 | Iowa DOT | 165.000 CY | $17.00 | contract 77-0354-347 ↗ |
The same item across Iowa: statewide figures. See every awarded price for this item on the Excavation, Class 20 item page.
Related items in Polk County
- Excavation, Class 10, Roadway and Borrow: $8.45 per cubic yard
- Topsoil, Strip, Salvage and Spread: $8.00 per cubic yard
- Clearing AND Grubbing: $9,600 per acre