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553 27Th Ave

Central Richmond, SF 94121 1517006A 10 units · 3 fl · 1968

This building has far more open problems than almost any other in the neighborhood. A handful of unresolved issues. Worth a careful walk-through and pointed questions.

NOVs (7y) vs. neighborhood
Compared to a typical building in Central Richmond
At or below average
avg 0.5
0
FewerMore

This building has 0 novs (7y), at or below the Central Richmond average of 0.5.

Rent & eviction protection

Is 553 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 1968
2 or more units
10 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
Units10
Floors3
Year built1968
Total area9,454 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1517006A
Ownership

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

Owner name
Healy John Patrick & Sarah
Mailing address
P O Box 320412 San Francisco CA 94132
Last sale
051821

Landlord portfolio

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

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Augrented Insights
Initial analysis

The 10-unit, 3-story apartment building at 553 27th Avenue, owned by John Patrick and Sarah Healy, was constructed in 1968 and has undergone several significant improvements and maintenance activities over the years. Most notably, the building completed its mandatory seismic retrofit in 2016, demonstrating compliance with updated safety requirements. Recent maintenance includes the installation of a Williams wall heater in 2020, and in 2023, there was work completed on sprinkler system servicing that had been previously cited as a violation in October 2024.

The building has a history of periodic upgrades and repairs, including bathroom renovations in units #201 and #202, addressing water damage and modernization needs. However, there were multiple fire safety violations documented in 2002, including issues with fire escapes, smoke enclosure doors, and fire proofing materials, though all these violations were abated by February 2003. More recent fire safety inspections show occasional discrepancies with sprinkler systems and fire extinguishers, though these issues have generally been corrected promptly.

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

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Risk rating

How 553 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
6th percentile

Out of 2250 buildings in this neighborhood, 2115 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
46%
No DBI
violation
54%
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.

Building size

Total floor area — a proxy for building scale and the number of systems (plumbing, electrical, HVAC) that can fail.

Number of units

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

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 27.1%
Moderate concern 57.8%
Severe concern 15.1%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

553 27Th Ave apartment reviews

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The story over time

553 27Th Ave event timeline

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

2026
Fire Complaint Apr 13
Alarm Systems
Electrical PermitApr 06
Ref: witness test fee for e202511137106

See all 6 events

Full history back to 2020 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 553 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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