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227 27Th Ave

Sea Cliff, SF 94121 1387004 4 units · 2 fl · 1923

This building has a higher-than-average number of open problems nearby. Few open issues; problems get fixed quickly. A reasonable bet for a smooth tenancy.

NOVs (7y) vs. neighborhood
Compared to a typical building in Sea Cliff
At or below average
avg 0.8
0
FewerMore

This building has 0 novs (7y), at or below the Sea Cliff average of 0.8.

Rent & eviction protection

Is 227 27Th 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 1923
2 or more units
4 units
Property type
Multi-Family Residential
Zoning
RM1
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
Units4
Floors2
Year built1923
Total area3,720 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1387004
Ownership

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

Owner name
Seiki Fmly Survivor'S Tr
Mailing address
Seiki Jonathan P Trustee 82 Baldwin Ave Daly City CA 94015
Last sale
000000

Landlord portfolio

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

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Augrented Insights
Initial analysis

227 27th Avenue is a two-story, four-unit multi-family residential building located in the Sea Cliff neighborhood, owned by the Seiki Family Survivor's Trust and constructed in 1923. The building's maintenance history shows several significant events, with the most recent major work being a reroofing project in 2012 costing $8,000. The property faced multiple fire safety violations in late 2002, including issues with garbage receptacle sprinklers and combustible storage, as well as the need for smoke detectors in the lobby; however, all these violations were abated by January 2003. A building complaint from March 2009 reported problems with leaks, water puddles, mold and mildew, and a hole in the ceiling in the entryway, though this issue was resolved within a month.

The building's permit history includes three permits from the 1980s (for lock replacement on three apartments and electrical work on a sink) and a street space permit from 2006, though the 1980s permits are now listed as expired. Recent history shows primarily external issues such as three reports of abandoned vehicles (most recently in July 2024), street cleaning matters, and a sewage incident in 2009, which were outside the building but on nearby streets. A minor electrical wiring/equipment issue was recorded but did not result in civilian injuries. The building's overall record suggests reasonable attention to safety issues when they arise, with all documented violations being corrected within the stipulated time frames.

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

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Risk rating

How 227 27Th 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
30th percentile

Out of 20 buildings in this neighborhood, 14 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
72%
No DBI
violation
28%
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.

Number of units

The number of units affects how the model reads complaint and violation totals — more units means more potential sources.

Permit rate, owner's portfolio

Per-building permit rate across the owner's portfolio.

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 53.7%
Moderate concern 24.7%
Severe concern 21.5%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

227 27Th Ave apartment reviews

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The story over time

227 27Th Ave event timeline

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

No dated public records on file yet.
Every record we have

Full data for 227 27Th 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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