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1351 46Th Ave

Outer Sunset, SF 94122 1801008 2 units · 2 fl · 1907

This building has a substantial enforcement record over the last seven years, and our model sees a moderate chance of more in the next 12 months. Read the records below before you sign. Ask which issues were resolved, get repair commitments in writing, and inspect the unit yourself.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Outer Sunset — not a forecast
Above average
avg 1.8
16
FewerMore

This building has 16 novs (7y), above the Outer Sunset average of 1.8.

Rent & eviction protection

Is 1351 46Th 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 1907
2 or more units
2 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.

Statewide backstop · AB 1482

California Tenant Protection Act of 2019

Even when a building isn't covered by local rent stabilization, the statewide Tenant Protection Act (AB 1482) may still apply. It caps annual rent increases and requires the landlord to state a legal reason to end most tenancies.

15+ years since occupancy
Built 1907
Annual rent increase cap
5% + CPI, max 10%
Just-cause eviction
After 12 months
Local rent control likely takes priority. This building appears to fall under the local ordinance above, which is stronger than AB 1482. Where a local just-cause ordinance applies, its rules govern instead of the state cap.

AB 1482 does not apply to single-family homes and condos unless owned by a corporation, REIT, or an LLC with a corporate member; to owner-occupied duplexes; or to deed-restricted affordable housing. The Act is in effect until January 1, 2030. Not legal advice — see the California landlord–tenant guide.

Building characteristics
Units2
Floors2
Year built1907
Total area1,444 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1801008
Ownership

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

Mailing address
1353 46th Ave San Francisco CA 94122
Last sale

Landlord portfolio

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

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Augrented Insights
Initial analysis

The property at 1351 46th Avenue is a two-unit, two-story multi-family residential building located in San Francisco's Outer Sunset neighborhood. Built in 1907 and owned by Simon N. Porshnikoff, this duplex has experienced several notable issues and maintenance events in recent years. Most significantly, in January 2023, there were serious plumbing issues reported by a tenant involving sewage backup through the kitchen sink, allegedly related to tree roots in the sewer pipe, which prompted multiple complaints and communications issues with management. The property faced multiple building violations filed in September 2022, including problems with weatherproofing, rodent infestation, inadequate lighting, damaged ceilings, and fire safety concerns, all of which were marked as abated by November 2024. More recent work includes a complete reroofing project undertaken in March 2024 costing $17,500, and repairs to the west face of the building completed in the same month for $6,500, aimed at addressing various weatherproofing issues.

The building had several significant complaints documented in 2022-2023, including concerns about holes in the roof/attic, water leaks, deteriorated siding, and rodent problems. A plumbing permit for a fresh air vent installation was completed in 2013. Recent activity includes an active building complaint filed in February 2024 regarding a structure demolition without a permit. The property has also experienced recurring parking enforcement issues in the vicinity, with multiple citations issued for sidewalk parking violations between October 2022 and January 2024, though these are external to the building itself. The history of the property shows a pattern of maintenance issues and repairs, with the most recent work focusing on addressing weatherproofing and roofing concerns, though some historical violations and complaints indicate past challenges with building upkeep and resident communication.

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

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Risk rating

How 1351 46Th 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

Lower risk — safer than most nearby

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

Typical — about average for the neighborhood

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

Higher risk — riskier than most nearby

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

Neighborhood percentile
25thpercentile

Out of 632 buildings in this neighborhood, 474 are predicted to be safer. The band is relative to this neighborhood, so a share of every neighborhood falls in each colour.

RiskiestSafest
Predicted 12-month outcome
57%
No DBI
violation
43%
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.

NOV rate, owner's portfolio

Per-building NOV rate across everything this owner manages — high rates signal pattern neglect.

Notices of Violation (past 7 years)

DBI issued Notices of Violation at this address over the last 7 years — a direct record of code enforcement activity.

DBI tenant complaints (past 7 years)

Formal complaints tenants filed with DBI about this building over 7 years.

12-Month risk forecast
Moderate failure risk 43%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

1351 46Th Ave apartment reviews

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The story over time

1351 46Th Ave event timeline

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

2025
Building Permit Sep 17
To comply with nov # 202420156, demolition of a type 5 detached garage structure at front of property
$3,000 · Complete
Planning ProjectJul 24
Legalize demolition of detached garage in the front setback and remove front fence. Scope to comply to DBI Complaint 202420156 facade alteration.

See all 15 events

Full history back to 2022 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 1351 46Th Ave apartments

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

Side by side

How 1351 46Th Ave compares to the neighborhood

This building against comparable properties in Outer Sunset. Toggle filters to narrow the peer group.

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

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