421 Duncan St San Francisco, CA 94131 / 1924

(UPDATED: 09/17/2025)
Property Report

Information about property on 421 Duncan St, San Francisco CA, 94131-1924. Find out owner contacts, building history, price, neighborhood at Homemetry Address Directory.

Property Details

The single-family property stands at the end of the street at 421 Duncan Street, San Francisco, CA.

Facts

  • Built in 1916
  • Lot size 3,406 sqft
  • Construction Wood
  • Rooms 4
  • Bathrooms 1
  • Stories 1 story

Householders and Tenants for 421 Duncan St, San Francisco CA

Possible residents contact details

Person Name Phone Number Additional Info
Deborah Wuliger Age: 64
415-427-****
Edward A Tenthoff Age: 53
415-821-****
Gregory Sugar
Joanne K Mcdonagh Age: 53
415-282-****
Residential status:
Homeowner
Job:
Craftsman/Blue Collar
Jonathan D Katz Age: 53 Apt # B
Kathleen N Mcdonagh Age: 93
415-282-****
Kelly Grove Age: 67
415-601-****
Mathew Barden
Matthew J Barden Age: 58
Michael B Voie
Peter J Mcdonagh Age: 85
415-282-****
Residential status:
Homeowner
Job:
Service Occupations
Scott L Koenigsberg Age: 54
415-821-****
Tom R Koenigsberg
510-619-****
Residential status:
Renter
Job:
Executive, Administrative, and Managerial Occupations
White M Devere
415-821-****

Units - Who lives at 421 Duncan St, San Francisco CA

#BJonathan D Katz 94131-1924

Cost estimate history

YearTaxAssessmentMarket
2014 $999 $48,766 N/A

Where is 421 Duncan St, San Francisco CA located on map?

Duncan St Fire Incident History

To date, we have no information about fire incidents in 2025
20 May 2014 Brush, or brush and grass mixture fire
Property Use —
1 or 2 family dwelling
First Ignition —
Light vegetation - not crop, including grass
07 Feb 2014 Cooking fire, confined to container
Property Use —
1 or 2 family dwelling
Area of Origin —
Cooking area, kitchen
First Ignition —
Cooking materials, including edible materials
Heat Source —
Radiated, conducted heat from operating equipment
02 Feb 2013 Cooking fire, confined to container
Property Use —
Multifamily dwellings
Area of Origin —
Cooking area, kitchen
First Ignition —
Cooking materials, including edible materials
Heat Source —
Heat from direct flame, convection currents
26 Dec 2011 Cooking fire, confined to container
Property Use —
Residential, other
Area of Origin —
Cooking area, kitchen
First Ignition —
Cooking materials, including edible materials
Heat Source —
Radiated, conducted heat from operating equipment

View more

Duncan St Incidents registered in FEMA
(Federal Emergency Management Agency)

To date, we have no information about incidents registered in FEMA in 2025
08 Sep 2015 Cooking fire, confined to container
Property Use —
1 or 2 family dwelling
20 Jun 2015 Power line down
04 Jan 2015 Outside rubbish fire, other
Property Use —
1 or 2 family dwelling
16 Aug 2013 Hazardous condition, other
Property Use —
Street, other

View more

Properties Nearby

Street AddressResidens/Landlords
399 Duncan St, San Francisco, CA 94131-2021
Condominium (Residential)
  • 3 baths
  • Lot: 2,040 sqft
  • Built in 2001
Findecor LLC, THE ORIGINAL CORNER STORE
 

FAQ about the house at 421 Duncan St, San Francisco, CA


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