4345–4347 20th Street

1. May 13, 1908

   Tholke & Wolford contracted for all work except mantels and gas grates on a two-storey frame building, at $3,000.

   The San Francisco Call, 13 May 1908, p. 12
2. 1910

   Built.

3. Jul 1984

   Permit 8407407 $$$ $9,000

   Remodel kitchen.

4. Jul 1993

   Permit 9311887 $$$ $7,500

   Horizontal.

5. Oct 2003

   Permit 200310288777 $$$ $38,000

   See attached termite report#031144, items#1, 2, 3, 4, 5, 6, 7.

6. Apr 2004

   Permit 200404201717 $$$ $3,500

   Remove old tile & replace wth new shower pan in hower rm, relocate whtch for fan lite, install **.

7. Sep 2013

   Permit 201309247549 $$$ $1

   To obtain final inspection for work approved under permit application 2004-0114-3957. all work is complete.

8. May 2024

   Permit 202405232836 $$$ $94,114

   Replace (3) windows with retrofit vinyl windows. not street visible. u-factor <0.30.

9. Apr 2026

   Permit 202604280247 $$$ $3,500

   To comply with nov# 202653232: repair deck and stairs, <50%, not street visible.

10. Jun 2026

    Triage Permit 202606102904 $$$ $220,000

    Legalization udu on 1/f and addition of state adu at basement lvl. excavate existing slab and add new, convert into habitable space. modify front & side elevations, access stairs & add landscaping. new laundry.

1 nominal $1 street-space permit and 2 expired permits are omitted.