Converted · garage conversion · Castro/Upper Market
4431 20th St
Completed May 2023+1 unit on this lot · now 49 permits
New first floor ADU at existing garage.
filed Apr 2021issued Feb 2022 · permit wait 10 monthscompleted May 2023 · built in 1 year 2 months
waiting for permitconstructionrelated building permitelectrical permitplumbing permit
Declared value
$99,496
declared across 2 permits: the ADU permit plus its sub-permits
Permit wait
10 months
filed → issued
Build time
1 year 2 months
issued → completed
Permits in this project
| Permit | What | When | Declared | |
|---|---|---|---|---|
| ADU permit | New first floor ADU at existing garage. 202104279444 · Lee Darren | filed Apr 2021 · issued Feb 2022 · done May 2023 | $80k | city record |
| Address | Per pa #202104279444, 1st floor ADU, and pa #202001272850, 2fl uda, add address to apn 2750/039 as; 4431a, 4431b 20th street. M1227287 · cites 202104279444 | filed Mar 2022 · issued Mar 2022 | — | city record |
| Sprinklers | Installation of a new automatic fire alarm system. New facu, wireless comm, 2 pulls, 1 smoke, 9 lf sounders and 1 module. Partially sprinklered building. 202303033012 · Crime Watch Security Sys Llc | filed Mar 2023 · issued Mar 2023 · done May 2023 | $20k | city record |
| Electrical | New first floor ADU in existing garage. Kitchen bathroom and laundry. E202207271581 | Jul 27, 2022 → Jan 25, 2023 | — | |
| Electrical | Installation of a sprinkler monitoring system. EW202212298059 | Dec 29, 2022 → May 3, 2023 | — | |
| Plumbing | Renewal for pp20210121871: for final inspection: same wor kscope: remodel two kitchens and two bathroom, two shower pans and two washer/dryer. PP20220302401 | Mar 2, 2022 → Mar 31, 2022 | — | |
| Plumbing | Renew permit pp20210513761. PP20220526088 | May 26, 2022 → Jan 25, 2023 | — | |
| Plumbing | New first floor ADU- garage, kitchen, bathroom and laundry. New shower pan. PP20220727174 | Jul 27, 2022 → Jan 25, 2023 | — | |
| Plumbing | Work category: 4pa; fire sprinkler for building. PW20230108783 | Jan 8, 2023 → Jan 10, 2023 | — |
These permits also cite 202001272850, which the city filed before our records begin.
Trade permits show what work was done and when; the city does not record who pulled them.
- Lot
- block 2750, lot 039
- Why we call it an ADU
- SF DBI flagged the permit as an ADU.