4-inch HDPE water main cost per linear foot
Updated · BuildGets Team
Public bids put the 4-inch HDPE water main at a median of $50.00 per linear foot, with the middle half of bids between $28.00 and $82.75. Based on 12 bidder prices from 3 public bid tabulations.
| Median bid | $50.00 / LF |
| Middle 50 % of bids | $28.00 – $82.75 |
| Bidder prices | 12 |
| Bid tabulations | 3 |
By project
| Owner | State | Bid opening | Low bid | Median of bids | Bids |
|---|---|---|---|---|---|
| CITY OF AUSTIN | TX | Apr 2026 | $112 | 2 | |
| ALABAMA DEPARTMENT OF CONSERVATION AND NATURAL RESOURCES | AL | Mar 2025 | $80.00 | $220 | 3 |
| Wellshire Golf Course Irrigation Renovation | $28.00 | 9 |
Related unit prices
- 6-inch HDPE water main: $78.91 / LF
- 8-inch HDPE water main: $157 / LF
- 10-inch HDPE water main: $166 / LF
- 12-inch HDPE water main: $105 / LF
Prices are what contractors bid on public jobs, not installed costs from a price book. What each item includes varies by owner: read the item description before comparing. Methodology and all items: water and sewer unit price index.
Questions
How much does a 4-inch HDPE water main cost?
Public bids put the 4-inch HDPE water main at a median of $50.00 per linear foot, with the middle half of bids between $28.00 and $82.75. Based on 12 bidder prices from 3 public bid tabulations.
Does the price include excavation and restoration?
It depends on each bid form: some owners include excavation, bedding, backfill or restoration in this item and others pay them as separate items. Check the item description of each source.