Santa Clara County Values Top $750B

Assessed values surpassed $750B, and countywide growth averaged ~5%, slower than most of the past decade but slightly faster than the prior year.
Residential ownership changes remained the strongest growth driver, contributing ~50% of added value and outpacing commercial properties, new construction, and inflation adjustments.
Residential transaction counts stayed steady, while median sale prices ticked up slightly, reinforcing the county tax base through reassessments tied to property sales.
Within the county, Sunnyvale posted ~7% blended growth, while Los Altos led residential markets near ~6%; Los Altos Hills, Monte Sereno, and Morgan Hill followed.
San Jose grew ~5% and contributed >1/3 of the county tax base at $280B; the assessor also highlighted data centers' direct and indirect revenue effects.