You need to enable JavaScript to use this site.1231 11th Ave, San Francisco Report | Augrented SF Apartment Ratings & Reviews
Building and Landlord Data Analysis Report

1231 11th Ave, San Francisco, CA 94122

4
Complaints
0
Fire Incidents
8
311 Calls
0
Permits

Risk Assessment

59
Moderate Risk

This building shows some maintenance concerns that warrant attention.

Our AI predicts there is a 59% chance of no major maintenance issues.
Augrented Insights Report

The 4-unit, 2-story multi-family residential building at 1231 11th Avenue in the Inner Sunset was built in 1906 and has experienced several significant maintenance and safety issues over its history. Most recently, in 2020, the building faced serious problems with rodent infestation, with complaints filed in February and November of that year. There were also concerns about a malfunctioning front door lock reported in November 2020, though this complaint was eventually resolved.

In 2017-2018, the property underwent stair repairs following a complaint about maintenance issues, including work on back door landings, fire proofing, smoke enclosure doors, and addressing combustible storage concerns. The building has a history of stair and structural maintenance, with earlier repairs documented in the 1980s and 1990s, including foundation work, dry rot repairs, and stair reinforcement. The property has undergone multiple routine inspections and faced various building code violations, most notably a comprehensive violation in 2001 that required remediation of multiple safety issues, including fire proofing, emergency exit stairs, and sanitation concerns.

While many of these historical violations appear to have been resolved, there are ongoing maintenance and safety considerations, particularly regarding building security and pest control. Recent plumbing improvements were completed in 2017, addressing kitchen sink and piping issues in all four units. The building's maintenance history shows a pattern of addressing structural and safety concerns, though with some recurring issues related to building systems and security.

Last updated: January 17, 2025
This report is created with AI and based on the most recent 10 data items in each category. Full reports with 50+ data points are available to subscribers.

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Building Overview

Renter Risk Rating

This building is in the riskiest 10% of buildings in Inner Sunset.

Building Characteristics

Total units 4
Year built 1906
Total area 3870 sq ft
Floors 2
Tax Abatements None
Building Class A - Apartment 4 units or less
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Key Building Statistics

4
Building Complaints
Number of complaints filed with the Department of Building Inspection in the last 7 years.
22
Code Violations
Building code violations issued by DBI in the last 7 years.
0
Fire Incidents
Total number of fire incidents reported at this building.
0
DBI Director Hearings
Number of Director's Hearings held by DBI in the last 7 years.
8
311 Calls
Number of 311 calls for this building.
0
Fire Injuries
Number of fire injuries reported by SFFD.
0
Building Permits
Number of building permits issued by DBI.

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1231 11th Ave Landlord Information

Ownership Data

Ownership data from the Secured Roll (property tax) provided by the SF Assessor-Recorder.

NameAddress
Vo Tuan Duc Revoc TrTuan Duc Vo Trustee 1112 Masonic Ave San Francisco CA 94117

Landlord Portfolio

We cross-reference landlords' property tax registrations to find the other buildings they own or manage.

AddressUnitsCode ViolationsRisk Rating
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Landlord Court Records

From CA Court Service & DocketAlarm. Note: name matching only, verify parties are actually the owners by reviewing the case files!

Date FiledCase TitleCourtLink
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1231 11th Ave Rent Control Status

Year Built
Built before 1979
Units
More than 1 unit
Rent Board Registration
Not applicable
Additional Info
N/A
Year BuiltUnitsRent Board RegistrationAdditional Info
Before 1979 >1 unit N/A N/A

Full Building Data for 1231 11th Ave

311 Housing Complaints

The table below shows the 311 housing complaints received regarding the conditions at 1231 11th Ave, as well as requests for service nearby.

OpenedCategoryResponsible AgencyRequest TypeRequest DetailsStatus
2025-06-27 11:41:39+00:00 Residential Building DBI - Housing Inspectioninadequately_maintained_building_exteriorNone Closed
2025-05-21 14:16:12+00:00 Residential Building DBI - Housing Inspectiondoors_windows_broken_defectiveNone Closed
2020-11-24 09:07:00+00:00 Residential Building Request DBI Housing Inspection QueueBuilding - Doors_Windows_Broken_DefectiveDoors_Windows_Broken_Defective Closed
2020-11-17 13:05:00+00:00 Residential Building Request DPH - Environmental Health - GBuilding - Infestation_Rodent_InsectInfestation_Rodent_Insect Closed
2020-06-17 15:06:00+00:00 Parking Enforcement Parking Enforcement Dispatch QueueBlocking_Driveway_Cite_TowWHITE - - 3JVR839 Closed
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DBI Complaints

Complaints received by the Department of Building Inspection.

Date FiledDate AbatedAssigned DivisionComplaint DescriptionStatusLink
2025-06-30 00:00:00+00:00NoneHousing Inspection ServicesExterior windows are broken and tenant has been telling landlord for years without issue being resolved. Active View on DBI
2025-05-22 00:00:00+00:00NoneHousing Inspection ServicesEntrance door to building is broken. this has been ongoing for over 12 years. does not lock properly Active View on DBI
2020-11-25 00:00:00+00:00NoneHousing Inspection ServicesCaller states the front door to this apartment building that leads to the street does not lock properly. caller states i have notified the property owner several times and it has not been resolved. Not Active View on DBI
2020-02-14 00:00:00+00:00NoneBuilding Inspection DivisionDate last observed: 13-feb-20; time last observed: today; identity of person performing the work: none; floor: all floors; unit: 4; exact location: main bldg; building type: residence/dwelling insects/rodents; ; additional information: rat infestation. we contacted owner in writing repeatedly beginning 2/7/20 and he emailed back indicating that he was not going to do anything. ; Not Active View on DBI
2017-09-05 00:00:00+00:00NoneHousing Inspection ServicesBuilding code violations Active View on DBI
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DBI Violations

Building code violations records.

Date FiledDate AbatedItemViolation DescriptionStatus
2025-06-30T00:00:00.000Z inspector comments it is the property owner's responsibility to be present or direct his/her representative to attend the reinspection as scheduled on this notice of violation for the purpose of providing entry to the inspector of those areas not accessed during the initial inspection as specified, and/or to provide access to all areas cited within this notice. if the property owner cannot attend the scheduled reinspection (as specified on this notice) it is his/her responsibility to secure a different inspection time/date with the inspector, and provide all tenants with notification as required by california civil code section 1954 (san francisco housing code section 303(b)), if any dwellings, apartment units or guest rooms are to be accessed during the reinspection. other sectionactive
2025-06-30T00:00:00.000Z this notice includes violations for the areas noted. 1231 11th av, apt 4 building sectionactive
2025-06-30T00:00:00.000Z repair windows (1001(h),708 hc) in the living room, all three windows have operational problems. the south window does not stay up, the middle window and north window are jambed. have a professional, using approved methods and materials, repair all three windows (vinyl double hung replacements)so that the sashes operate (move up and down) with one hand, and the latches work as designed. entire window replacement requires completed permits. building sectionactive
2025-06-30T00:00:00.000Z repair window (1001(h),708 hc) in the kitchen, the lower sash of the aluminum window is jambed, and it does not open. have a professional, using approved methods and materials, repair (or replace) the unit so that the sashes operate freely (with one hand) and the latches work as designed. completed permits required for replacement of unit. building sectionactive
2025-06-30T00:00:00.000Z repair window (1001(h),(j),& 708 hc) at the dining room window (vinyl double hung), the lower sash does not stay open when it is partially open. have a professional, using approved methods and materials, repair the sash so that the window stays in the position that the person using the window leaves it in. building sectionactive
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Fire Violations

Fire code violations recorded by the San Francisco Fire Department.

Violation DateDisposition DateAddressViolation DescriptionStatus
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Fire Incidents

Historical fire incident records for the property.

Incident DatePrimary SituationIgnition CauseCivilian Injuries
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Building Permits

Permit records for 1231 11th Ave.

Permit Creation DateEstimated CostDescriptionStatusPermit Number
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Electrical Permits

Electrical system permits for the building.

Application DateDescriptionStatusPermit Number
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Plumbing Permits

Plumbing system permits for the building.

Application DateDescriptionStatusPermit Number
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Planning Records

Planning records for the property.

DateProject AddressDescriptionApplicant
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Tenant Buyouts

Tenant buyout records for the property.

BlocklotAddressAgreement DateAmountTenants
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How 1231 11th Ave Compares

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