2 reports. Useful first pass, but one outlier can still shift the range.

Water Main Line Replacement Cost in Baltimore, MD

Water main line replacement in Baltimore, MD typically costs between $4,000 and $7,900, with most homeowners paying around $5,950. Half of the projects fall between $4,975 and $6,925.

Early data · 2 reports so far. compare with the broader service overview before making a decision. More reports make this guide stronger.

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Price distribution

Median $5,950.00 · typical $4,975.00–$6,925.00

$5,950.00

$4,000.00

$7,900.00

Shaded band: middle 50% of reports (25th–75th percentile). Median tick in teal.

Most jobs land between $4,195.00 and $7,705.00 (5th–95th percentile). Ignoring 1 outlier below and 1 above.

Based on reports from Apr 2026 (first entries this month).

Data freshness: 2 reports in the last 90 days. Help keep this current →

Data last updated Apr 6, 2026.

Size context is still being collected (0 of 2 reports include home size or system size). Numbers above may not reflect what your specific home would pay. Add a report to sharpen this →