Converted · legalization · Hayes Valley
814 Grove St
In progress+1 unit on this lot · now 24 permits
Partial foundation replacement; legalizing an unauthorized dwelling unit (udu) on the g/f into ADU (1 bed/1 bath) using the state ADU program; replace existing unpermitted rear yard deck and stair with new conforming structures; widen driveway and garage door; rebuilding the existing dry-rotted exterior wood entry.
filed Jul 2025issued Nov 2025 · permit wait 4 months1 year since issue
waiting for permitconstructionrelated building permitelectrical permitplumbing permit
Declared value
$690,033 + other work
the permit also covers work unrelated to the ADU, so this is not an ADU price
Permit wait
4 months
filed → issued
Build time
in progress
issued → completed
Permits in this project
| Permit | What | When | Declared | |
|---|---|---|---|---|
| ADU permit | Partial foundation replacement; legalizing an unauthorized dwelling unit (udu) on the g/f into ADU (1 bed/1 bath) using the state ADU program; replace existing unpermitted rear yard deck and stair with new conforming structures; widen driveway and garage door; rebuilding the existing dry-rotted exterior wood entry. 202507100529 · Custom Construction Enterprises | filed Jul 2025 · issued Nov 2025 | $690k | city record |
| Plumbing | Work category: 1m; radiant heating system with air to water heat pump. PMW20251215271 | Dec 15, 2025 | — | |
| Plumbing | Work category: 1m; install 4 direct vent gas fireplaces per the manual specs. Gas line by others. PMW20260309196 | Mar 9, 2026 → Jun 16, 2026 | — | |
| Plumbing | 2 shower pans. PP20260708064 | Jul 8, 2026 → Jul 16, 2026 | — |
Trade permits show what work was done and when; the city does not record who pulled them.
- Lot
- block 0797, lot 012
- Why we call it an ADU
- Two independent model reviewers agreed the permit creates an ADU: “legalizing an unauthorized dwelling unit (udu) on the g/f into adu (1 bed/1 bath) using the state adu program”