Accessory Dwelling Unit (ADU) Projects in San Jose
1 accessory dwelling unit (adu) projects across San Jose. Real permit-backed costs and licensed businesses.
- 1
- projects on record
- 1
- businesses
- $43,118 – $172,402
- reported price range
Winston
Sinra's concierge·Online now
Renovating in San Jose? Tell me the idea. I’ll scope it, price it against local projects, and find the right pro.
What does Accessory Dwelling Unit (ADU) in San Jose cost?
Reported costs from real permit filings, not estimates.
New Accessory Dwelling Unit (ADU) at 2143 Mulberry Cl 2, San Jose
Accessory Dwelling Unit (ADU) · Oct 2, 2026
$125,431
New Attached ADU Construction at 3139 Florence Ct 2, San Jose
Accessory Dwelling Unit (ADU) · Oct 2, 2026
$49,785
New Accessory Dwelling Unit Construction at 1267 Cristina Ave, San Jose
Accessory Dwelling Unit (ADU) · Sep 17, 2026
$131,060
New ADU Construction at 1211 Simonson Wy, Evergreen
—
$172,402
ADU Conversion at 1298 Lennon Wy, Willow Glen
—
$160,087
Detached ADU Construction at 1222 Oak Knoll Dr 2, San Jose
—
$131,588
9 more priced projects in Accessory Dwelling Unit (ADU) in San Jose
Free with your email. No account, no contractor calls unless you ask.