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1378 47Th Ave

Outer Sunset, SF 94122 1801025 3 units · 3 fl · 1913

This building has significantly more problems than most nearby buildings. A handful of unresolved issues. Worth a careful walk-through and pointed questions.

NOVs (7y) vs. neighborhood
Compared to a typical building in Outer Sunset
Above average
avg 1.8
28
FewerMore

This building has 28 novs (7y), above the Outer Sunset average of 1.8.

Rent & eviction protection

Is 1378 47Th Ave rent-controlled?

San Francisco's Rent Ordinance caps rent increases and provides eviction protection for most residential units built before 1979 with 2+ units. Here's how this building scores.

Built before 1979
Built 1913
2 or more units
3 units
Property type
Multi-Family Residential
Zoning
RH2
Likely rent-controlled. Building age and unit count suggest this property falls under San Francisco's Rent Ordinance.

Based on SF Assessor records. Not legal advice — confirm with the SF Rent Board.

Building characteristics
Units3
Floors3
Year built1913
Total area1,800 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1801025
Ownership

Registered owner per SF Assessor-Recorder (secured roll).

Owner name
Debra J Tyler Living Trust
Mailing address
Debra J Tyler Trustee 150 Harbor Dr #271 Sausalito CA 94966
Last sale
071603

Landlord portfolio

Other SF properties this owner holds, with risk grades for each.

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Augrented Insights
Initial analysis

The three-unit, three-story apartment building at 1378 47th Avenue in the Outer Sunset, owned by the Debra J Tyler Living Trust, has experienced several significant maintenance issues and ongoing concerns in recent years. Most notably, there are multiple active building violations filed in December 2024 that require attention, including problems with roof weatherproofing, drainage pipes, door hardware, and the need for fire extinguishers. Recent complaints from December 2024 document water intrusion, possible mold, and structural concerns, particularly affecting the third-floor unit C, along with electrical inoperability and ceiling leaks. The building has a history of water-related issues, including a major flooding incident in 2015 that affected both the upper and lower units, requiring substantial interior repairs and electrical examination. Earlier maintenance records show various repairs, including a 2007 electrical service upgrade, plumbing work in 2014 for sewer repairs, and several permits in 1992 addressing rotting stairs and dry rot issues. While there have been historical violations related to safety equipment and infrastructure (such as stairs and decks) in 2002, most were promptly addressed. The most recent building permit, issued in January 2025, indicates forthcoming reroofing work with specific safety precautions regarding open flames or torches.

AI-generated · may contain errors · check the source data tables below

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Risk rating

How 1378 47Th Ave's risk score is calculated

We trained a model on 7 years of SF DBI inspection data — notice of violation filings, complaint history, and owner track records. It estimates the probability that DBI inspectors will issue a Notice of Violation at this address in the next 12 months. Lower % = safer.

What the score means for you

Grade A–B — Low risk

DBI rarely finds violations here. Strong maintenance history and a clean complaint record.

Grade C — Moderate risk

Some past violations or complaints on record. Worth asking the landlord about any open issues before signing.

Grade D–F — High risk

Elevated violation and complaint history. DBI has found issues here before and is statistically likely to again.

Neighborhood percentile
13th percentile

Out of 632 buildings in this neighborhood, 550 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
44%
No DBI
violation
56%
DBI violation
likely
Model explanation

What's driving this score

The three data points that most influenced this building's risk rating — ranked by the weight the model placed on each one.

Neighborhood location

Precise location is a proxy for neighborhood-level risk — some SF blocks have systematically higher DBI activity.

Building age

Older buildings tend to have more maintenance challenges; SF's pre-1906 earthquake housing stock carries distinct risk.

Estimated permit spend (past 7 years)

Dollar value of permits pulled at this address — large recent spend can signal deferred-maintenance catch-up.

12-Month severity forecast
No violation 40.2%
Moderate concern 44.0%
Severe concern 15.8%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

1378 47Th Ave apartment reviews

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The story over time

1378 47Th Ave event timeline

Violations, complaints, fire incidents, permits, and buyouts — most recent records in order.

2025
DBI Complaint Dec 11
Date last observed: 09-dec-25; time last observed: 9am; unit: b; exact location: main bldg; building type: residence/dwelling plumbing leak; ; additional information: mold on bathroom floor;
Housing Inspection Services
DBI ComplaintDec 11
Date last observed: 09-dec-25; time last observed: 9am; unit: b; exact location: main bldg; building type: residence/dwelling plumbing leak; ; additional information: mold on bathroom floor;

See all 14 events

Full history back to 2023 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 1378 47Th Ave apartments

13 SF public datasets for this parcel — permits, violations, complaints, fire records, 311 calls, planning records, and buyouts.

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Cancel anytime · Data sourced from SF Open Data, DBI, SFFD, SF Rent Board & Planning

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