Home Addition Cost in the Bay Area: Real Numbers for 2026

If you are trying to figure out home addition cost in the Bay Area, the numbers are higher than most people expect. Home addition cost in the Bay Area typically runs between $500 and $650 per square foot in 2026. That is the reality of building in one of the most expensive construction markets in […]

How Much Does an ADU Cost in Sacramento vs. the Bay Area? (2026 Guide)

I get this question almost every week. Someone calls, tells me they want to build a backyard cottage or convert their garage, and the first thing they ask is: “How much is this going to cost me?” Honest answer? It depends — but I can give you real numbers, not the vague ranges you find […]