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Building and Landlord Data Analysis Report

4227-4229 Lincoln Way, San Francisco, CA 94122

0
Complaints
0
Fire Incidents
47
311 Calls
0
Permits

Risk Assessment

44
Moderate Risk

This building shows some maintenance concerns that warrant attention.

Our AI predicts there is a 44% chance of no major maintenance issues.
Augrented Insights Report

The property at 4227-4229 Lincoln Way, a two-unit residential building located in San Francisco's Outer Sunset neighborhood, has undergone significant changes since its construction in 1942. Most notably, there was a substantial illegal unit conversion incident in 2001-2003, where the ground floor and garage were converted into habitable space with a full kitchen, bathroom, and bedroom, plus a secondary structure built in the backyard. This resulted in multiple building violations including lack of proper egress, inadequate fire safety features, unapproved electrical/plumbing work, and life safety concerns.

All violations were eventually abated by May 2003, when the illegal units were removed. The building has seen several improvements in recent years, including a major electrical upgrade in 2022 that increased the panel capacity from 30 to 125 amps and added modern features like GFCI protection and appliance circuits. Two solar PV systems were installed in 2014, contributing to the building's sustainability.

The property has required various street space permits and underwent multiple address verification processes between 2007-2008, suggesting some administrative adjustments to unit identification. Recent municipal service requests (2024-2025) have primarily involved street maintenance issues, with multiple reports of abandoned furniture and debris, as well as tree maintenance concerns. Two open cases from late 2024 involve a potentially damaged tree and noise complaints, while another case about buffer request service remains open.

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 Outer Sunset.

Building Characteristics

Total units 2
Year built 1942
Total area 2506 sq ft
Floors 2
Tax Abatements None
Building Class F - Flats & Duplex
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Key Building Statistics

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Building Complaints
Number of complaints filed with the Department of Building Inspection in the last 7 years.
0
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.
47
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.

Included Addresses

  • 4227 Lincoln Way, San Francisco CA 94122
  • 4229 Lincoln Way, San Francisco CA 94122

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Reviews of 4227-4229 Lincoln Way

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4227-4229 Lincoln Way Landlord Information

Ownership Data

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

NameAddress
Moisa Dan & Zhao Xiaonan74 Eagle St San Francisco CA 94114

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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4227-4229 Lincoln Way 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 4227-4229 Lincoln Way

311 Housing Complaints

The table below shows the 311 housing complaints received regarding the conditions at 4227-4229 Lincoln Way, as well as requests for service nearby.

OpenedCategoryResponsible AgencyRequest TypeRequest DetailsStatus
2025-07-20 19:53:35+00:00 Parking Enforcement MTA - Parking Enforcement Dispatchother_illegal_parkingNone Closed
2025-07-07 09:22:38+00:00 Parking Enforcement MTA - Parking Enforcement Dispatchblocking_driveway_cite_onlyNone Closed
2025-01-07 16:09:13+00:00 Street and Sidewalk Cleaning PW - Street and Environmental Servicesgarbage_and_debrisother_loose_garbage_debris_yard_waste Closed
2024-11-25 08:57:19+00:00 Street and Sidewalk Cleaning Recology - Abandonedgarbage_and_debrisfurniture Closed
2024-10-20 02:33:50+00:00 Noise Noise Reportother_excessive_noiseNone Closed
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DBI Complaints

Complaints received by the Department of Building Inspection.

Date FiledDate AbatedAssigned DivisionComplaint DescriptionStatusLink
2002-05-07 00:00:00+00:002003-01-17 00:00:00+00:00Building Inspection DivisionBuilt an illegal unit at the back of the house. someone is renting it right now. Not Active View on DBI
2002-04-18 00:00:00+00:002002-04-29 00:00:00+00:00Building Inspection DivisionIllegal unit in garage w/out permit, small room in the back yard. Not Active View on DBI
2001-08-22 00:00:00+00:002003-05-13 00:00:00+00:00Housing Inspection ServicesCockroaches, insect infestatioin; dirty water left in jaccouzi in backyard;illegal unit in garage-no ventilation, cooking smells & smokes goes upstairs; shower leaks. Not Active View on DBI
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DBI Violations

Building code violations records.

Date FiledDate AbatedItemViolation DescriptionStatus
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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 4227-4229 Lincoln Way.

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
17070471201 43rd AvenueNoneNoneNone
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How 4227-4229 Lincoln Way Compares

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Compare with buildings in Outer Sunset:
Showing buildings that are: within 0.5 miles , of similar age (±15 years), of similar size (±50% units)

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