Cost by county
Construction unit costs in Williamson County, TN
Median awarded unit prices for 6 items on public projects in Williamson County, from winning bids in agency bid tabulations. Each item page lists its source documents.
Cost by state › Tennessee › Williamson County
| Item | Per | Median | Middle half | Winning bids | Latest source document |
|---|---|---|---|---|---|
| Asphalt material for tack coat (tc) | ton | $890.00 | $455.00 – $928.51 | 14 | Jun 26, 2026, contract CN263054 ↗ |
| Sign (construction) | square foot | $7.06 | $6.89 – $7.57 | 14 | Jun 26, 2026, contract CN263054 ↗ |
| Cold milling asphalt pavement | ton | $23.85 | $21.00 – $28.75 | 13 | Jun 26, 2026, contract CN263054 ↗ |
| Remove of snowplowable reflective marker | each | $12.00 | $10.00 – $12.70 | 13 | Jun 26, 2026, contract CN263054 ↗ |
| Mineral Aggregate, Type A Base, Grading D | ton | $35.00 | $30.00 – $47.00 | 13 | Jun 26, 2026, contract CN263054 ↗ |
| Plastic Pavement Marking (Turn Lane Arrow) | each | $240.38 | $225.00 – $250.00 | 13 | Jun 26, 2026, contract CN263054 ↗ |