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21 18th Av

San Francisco permit 202603117353 · Seacliff

Revision or supplementOver-the-counter, with plansIssued

This permit revises or supplements an earlier permit, so it is not counted in permit totals or timing.

Street view · Apr 2022
Google Street View of 21 18th Av, Apr 2022
Scope of work
As written on the permit application.

Rev to pa# 2025-0728-1723: convert (e) storage rooms to (n) den, gym, bathroom, mudroom, laundry & mech room. on 1st fl. rebuild interior stair from fl. 1-2. remove full bath & expand (e) kitchen, add (n) powder rm & pantry on fl. 2. remodel & relocate (e) bathrooms, convert one bedroom to two (n)

Timeline
Key dates from the city record.
Filed
Mar 11, 2026
Issued
Mar 11, 2026 (within 1 month of filing)
Completed
Not completed yet
City plan review
Each review stop the plans went through, from the city's routing record.
Review stops
8 stops across 4 departments
Comments issued
None
Review stopFinishedResult

Intake

Building Inspection · INTAKE

Mar 11, 2026Administrative

Zoning review

Planning · CP-ZOC

Mar 11, 2026Approved

Building plan review

Building Inspection · BLDG

Mar 11, 2026Approved

Structural plan approval

Building Inspection · PAD-STR

Mar 11, 2026Approved

Mechanical and energy plan review

Building Inspection · MECH

Mar 11, 2026Approved

Public Utilities Commission review

Public Utilities · SFPUC

Mar 11, 2026Approved

Fire prevention review

Fire Department · SFFD

Mar 11, 2026Approved

Central Permit Bureau

Building Inspection · CPB

Mar 11, 2026Administrative

Source: DataSF 87xy-gk8d (Building Permit Addenda with Routing), retrieved Nov 6, 2026. Reviewer names and notes are left out.

Permit details
Permit type
OTC alterations permit
Status
Issued
Estimated cost
$220,000
People named on this permit
Only people we matched to a California license are listed.
NameRoleLicense on permit
Julia Yung-Ling ChenEngineerS-4498
Sources
Everything on this page comes from public records. Check them yourself.
Permit 202603117353 on the city's permit tracking site

San Francisco Department of Building Inspection, the official record