Traffic · awarded bid prices · Polk County
Mulching, Bonded Fiber Matrix: cost per acre in Polk County, IA
The median awarded price is $3,425 per acre, from 20 winning bids on 20 public projects in Polk County, IA (2024–2026). Half of the awarded prices fall between $3,000 and $4,208.
Cost by state › Iowa › Polk County › Mulching, Bonded Fiber Matrix
$3,425median per acre
$3,000 – $4,208middle half (25th–75th percentile)
20winning bids, 20 source documents
2024–2026lettings covered (last 3 years)
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 $4,050 in 2024 to $3,225 in 2025 (-20%).
| Year | Median per acre | Winning bids |
|---|---|---|
| 2024 | $4,050 | 10 |
| 2025 | $3,225 | 6 |
Most recent source documents
| Letting | Agency | Quantity | Awarded unit price | Source |
|---|---|---|---|---|
| Sep 15, 2026 | Iowa DOT | 10.340 ACRE | $2,538 | contract 77-0803-274 ↗ |
| Jun 16, 2026 | Iowa DOT | 8.100 ACRE | $3,150 | contract 77-C077-249 ↗ |
| Mar 17, 2026 | Iowa DOT | 0.600 ACRE | $3,200 | contract 77-1945-859 ↗ |
| Jan 21, 2026 | Iowa DOT | 5.000 ACRE | $2,750 | contract 77-0187-653 ↗ |
| Dec 16, 2025 | Iowa DOT | 16.000 ACRE | $3,200 | contract 77-0694-137 ↗ |
See every awarded price for this item on the Mulching, Bonded Fiber Matrix item page.
Related items in Polk County
- Portable Dynamic Message Sign (Pdms): $125.00 per day
- Painted Pavement Markings, Waterborne or Solvent-based: $56.00 per station
- Grooves Cut for Pavement Markings: $65.00 per station
- Type A Signs, Sheet Aluminum: $25.00 per square foot
- Detectable Warnings: $55.00 per square foot