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General ConstructionSan RafaelPermit issued

Home Addition and Patio Trellis at 3 Sandstone Ct, San Rafael

3 SANDSTONE CT, San Rafael, 94903

Winston

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Reported project cost

$188,536

As declared on the permit filing. Structural Residential Remodels and Additions.

Issued
September 2, 2026
Expires
—
License
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What was permitted

Residents in San Rafael can gain insight into the cost of expanding their living space and enhancing outdoor areas. This project at 3 Sandstone Ct included the addition of a new bedroom, bathroom, and office, along with a trellis over an existing concrete patio.

The permit for this structural residential remodel and addition was issued on September 2, 2026, with an estimated project cost of $188,536. NORTHBAY HOME CONSTRUCTION SOLUTIONS INC is the contractor for this undertaking.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number93838
Work permit #—
Job filing number—
Work typeStructural Residential Remodels and Additions
StatusIssued
Job descriptionAdd Bedroom, Bath, Office; Trellis Over Concrete Patio
Floor / unit—
Estimated cost$188,536
ApprovedDecember 19, 2025
IssuedSeptember 2, 2026
Expires—
BBL—
BIN—

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home additionbedroom additionoffice additionpatio trellisSan RafaelMarin Countyresidential remodel$150k-$200k