Cost to Main Water Shut-Off Valve Replacement in Tucson, AZ (2026)

If you’re budgeting a main water shut-off valve replacement in Tucson, most projects run $150-$516, 14% below the $375 national average. What moves that number most is usually one thing: Valve Type Being Replaced. On its own it can swing the cost by $50 - $300, so that’s the decision to slow down on before you sweat the smaller stuff.

Easiest place to save: Replace all seized secondary shutoff valves (water heater, toilets, sinks) while the main shutoff is off. The marginal cost per valve is $50-$100 and saves multiple future service calls.

$150-$516 in Tucson

14% below the national average · 0.86x cost multiplier

Expect to pay $150-$516 for a main water shut-off valve replacement in Tucson, about 14% below the national benchmark. The Southwest region's contractor market and material costs account for most of this difference. The detailed breakdown below shows how budget, mid-range, and premium projects compare at Tucson prices.

Cost Breakdown in Tucson

Line ItemLowMidHigh
Cost per per valve replaced$150$322$516
Materials$39$77$145
Labor$97$202$405
Permits$0$48$97
Total$136-15% vs. national avg$327-14% vs. national avg$647-14% vs. national avg

Budget

Simple ball valve replacement on accessible copper or PEX supply, no complications, requires utility shutoff at meter.

Mid-Range

Gate to ball valve upgrade on typical installation, some access difficulty, utility coordination for meter shutoff, standard restoration.

Premium

Complex installation with difficult access, lead or galvanized pipe requiring section replacement, multiple valve upgrades, drywall or floor access.

Material Options

Material prices below are national averages; availability in Tucson may shift costs slightly.

MaterialCost/UnitBest For
Full-Port Ball Valve (Brass)$15-$50 eachMain water shutoff - the gold standard for new residential shutoff valve installationsMost reliable, quarter-turn operation, durable brass body, full-port allows unrestricted flow
Ball Valve with Integral Pressure Regulator$80-$200 eachHomes with high municipal water pressure (above 80 PSI) where a pressure reducing valve is needed anywayCombines shutoff and pressure regulation in one unit, simplifies installation, protects downstream fixtures
Ball Valve with Flow Meter$60-$150 eachTech-savvy homeowners who want leak detection and consumption monitoringMonitors water consumption, can detect leak events via connected app, shutoff capability
Automated Smart Water Shutoff Valve$200-$600 equipment plus laborVacation properties, second homes, or homeowners with a history of plumbing leaks or high-value finishes to protectAutomatically shuts off water when leak sensor detects water, can be controlled remotely, insurance premium discounts possible

Other Projects in Tucson

Tucson Estimate

Typical Range

$150-$516

vs. National Average

14% below national

Cost Multiplier

0.86x

Cost Per per valve replaced

$150-$516

This 0.86x estimate prices Tucson labor from BLS Occupational Employment and Wage Statistics (May 2025) and applies a lighter regional adjustment to materials and permits, which vary less by metro than labor does. Actual bids vary by contractor, project scope, and timing.

See national average costs →