Serrano at Watson Ranch

New homes by KB Home in American Canyon, California · Napa County · From $711,990 to $797,990

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Serrano at Watson Ranch is a new-home community in American Canyon, California, built by KB Home. Homes are listed from $711,990 to $797,990, as last verified. Below you'll find the community facts, what living in American Canyon costs, other new-home communities nearby, and how to get in touch.

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Community facts

BuilderKB Home
LocationAmerican Canyon, California
CountyNapa County
PriceFrom $711,990 to $797,990 (last verified; confirm with the builder)
Community typeAll ages

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Living in American Canyon

  • 21,698 residents
  • Median home value $660,100
  • Median listing price $1,397,000 (2026-06-01)
  • Median rent $2,399/month
  • Median household income $123,935
  • Home prices in the Napa, CA metro changed 8.36% over the past year (FHFA)

Sources: U.S. Census Bureau ACS 2023; FHFA House Price Index; FRED (Realtor.com county data).

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