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Water Main Line Replacement Cost in Pennsylvania
Read what 3 homeowners actually wroteBased on 3 community reports across Pennsylvania, NeighborPrices shows a typical water main line replacement range from $8000.00 to $18000.00, with a median of $10000.00.
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Shaded band: middle 50% of reports (25th–75th percentile). Median tick in teal.
Most jobs land between $8,200.00 and $17,200.00 (5th–95th percentile). Ignoring 1 outlier below and 1 above.
Based on reports from Apr 2026 (first entries this month).
Data last updated Apr 6, 2026.
Size context is still being collected (0 of 3 reports include home size or system size). Numbers above may not reflect what your specific home would pay. Add a report to sharpen this →
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The underlying prices behind this page.
Quoted about $800 for two valve replacements but ended up needing a new main water line for $8k.
Used Neffsville Plumbing for water main line replacement, including tree removal, and it cost about $10k.
Real homeowner write-ups, locked.
"Had to replace a lead water line into a house and it cost over."
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