Tankless Water Heater Installation Cost in San Rafael, CA
Based on 99 tankless water heater installation building permits filed in San Rafael between 2015 and 2026, the typical declared project value is $4,710, with most landing between $3,150 and $6,472. These are real records from San Rafael's public building-permit data, declared job values, not contractor estimates or AI guesses.
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Tankless Water Heater Installation values over time in San Rafael
Median declared value moved from $3,250 in 2019 to $5,100 in 2025, up 57% over that span. Each year below is computed from the filings that actually cleared in San Rafael.
Recent tankless water heater installation permits in San Rafael
Actual filings from San Rafael's public permit records. Declared job values, not final paid prices.
| Filed | Declared value | Work described |
|---|---|---|
| 2026-01-20 | $3,995 | Replacement of like for like tankless natural gas water heater |
| 2026-01-05 | $13,778 | Replace Tank Water Heater with Tankless Water Heater, same location. |
| 2025-11-24 | $4,518 | Remove(E)NG WH located inside the mechanical room. Install(N)TANKLESS NG WH mounted on th |
| 2025-11-17 | $5,200 | Replacement of failed tankless, hot water heater |
| 2025-11-06 | $1,345 | Install NEW TANKLESS NG water heater |
| 2025-10-16 | $4,467 | Replace existing 75 Gallon tank with recirc pump in exterior closet at left rear of home w |
| 2025-10-01 | $7,500 | Removal of old Water Heater Install installation of tankless water heater |
| 2025-09-17 | $3,800 | Tankless hot water heater installation |
| 2025-08-08 | $4,790 | Remove (E) NG Tanked Wat6er Heater located in the laundry room. Install (N) Tankless WH ap |
| 2025-06-11 | $13,405 | Replace Tank Water Heater with 199k btu Navien Tankless Water Heater, same location |
| 2025-05-15 | $2,900 | Replace tankless water heater, in existing location, using existing connections |
| 2025-05-02 | $5,280 | REPLACE EXISTING 40 GAL GAS WATER HEATER WITH GAS OPERATED TANKLESS UNIT |
| 2025-04-11 | $9,531 | Replace tankless WH in garage same location - install 199k BTU tankless |
| 2025-04-07 | $11,000 | Replace 40 gallon natural gas tank water heater with tankless water heater |
| 2025-04-04 | $10,000 | Install new Furnaceand Ac unit Install new tankless water heater |
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Add your price →How to read these numbers
A permit's declared value is the job cost the owner or contractor stated when they pulled the permit. It tracks the real cost of the work but can run a bit under what was actually paid, since it often leaves out some labor and finish costs. Treat the range as a grounded starting point. What tankless water heater installation actually costs in San Rafael comes down to home size, materials, and scope.
Where this comes from
Every figure is pulled from San Rafael's public building-permit records and classified by the work described. Nothing is estimated or AI-generated. How the data works. The moment a San Rafael homeowner adds a real receipt, this page upgrades to show what neighbors actually paid next to these permit values.
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