Converted · ground-floor conversion · Noe Valley
351 Hill St
In progress+1 unit on this lot · now 25 permits
Single family residence remodel + addition of ADU unit at ground level. Vertical addition to add 3rd level. New roof, improvements: floor reconfiguration, new windows, new facade, new rear decks.
filed Sep 2025issued Feb 2026 · permit wait 5 months8 months since issue
waiting for permitconstructionrelated building permitelectrical permitplumbing permit
Declared value
$1,082,860 + other work
the permit also covers work unrelated to the ADU, so this is not an ADU price
Permit wait
5 months
filed → issued
Build time
in progress
issued → completed
Permits in this project
| Permit | What | When | Declared | |
|---|---|---|---|---|
| ADU permit | Single family residence remodel + addition of ADU unit at ground level. Vertical addition to add 3rd level. New roof, improvements: floor reconfiguration, new windows, new facade, new rear decks. 202508193334 · Maguire Construction | filed Sep 2025 · issued Feb 2026 | $1.1M | city record |
| Electrical | Ufer wire for foundation. EW202607306835 | Jul 30, 2026 | — | |
| Plumbing | Plumbing for three and half bathroom. Kitchen and laundry with underground work. PP20260811781 | Aug 11, 2026 | — | |
| Plumbing | Install new underground drainage piping for ground water in the catch basin. PP20260828177 | Aug 28, 2026 | — | |
| Plumbing | Work category: 2pa; install new radiant heating system install boiler install storage tank install flue to roof. PW20260903790 | Sep 3, 2026 | — |
Trade permits show what work was done and when; the city does not record who pulled them.
- Lot
- block 3620, lot 031
- Why we call it an ADU
- Two independent model reviewers agreed the permit creates an ADU: “"addition of adu unit at ground level"; units 1 → 2; use 1 family dwelling → 2 family dwelling”