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28 Clarion Aly

Inner Mission, SF 94110 3576087A 2 units · 2 fl · 1908

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 Inner Mission
At or below average
avg 2.6
0
FewerMore

This building has 0 novs (7y), at or below the Inner Mission average of 2.6.

Rent & eviction protection

Is 28 Clarion Aly 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 1908
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
NC3
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
Units2
Floors2
Year built1908
Total area1,854 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot3576087A
Ownership

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

Owner name
Remberto Sainez Lvg Tr
Mailing address
Sainez Remberto Trustee Po Box 410742 San Francisco CA 94141
Last sale
050500

Landlord portfolio

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

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Augrented Insights
Initial analysis

The property at 28 Clarion Alley is a two-story, duplex-style multi-family residential building constructed in 1908, currently owned by the Remberto Sainez Living Trust. The building has a documented history of maintenance issues and safety concerns, with the most recent fire safety violation recorded in December 2023 related to sleeping area requirements, and an open violation regarding fire extinguishers from January 2018. There have been multiple fire safety concerns over the years, including problems with alarm systems, sprinklers, and extinguishers, though most were resolved through corrective actions. The building experienced significant habitability issues in 2015, including mold, plumbing problems, pest infestations, and security concerns, which were addressed through various repairs including landing replacement and water heater updates. A complaint about an illegal ground floor unit was filed in October 2022. Recent 311 calls from 2024 primarily relate to exterior maintenance issues, including graffiti removal and garbage disposal, with an open case regarding property damagement by a tree. The building has experienced several emergency incidents, including elevator rescues and a carbon monoxide incident, though no civilian injuries were reported in any incidents or fire-related events.

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

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Risk rating

How 28 Clarion Aly'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
56th percentile

Out of 2380 buildings in this neighborhood, 1047 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
66%
No DBI
violation
34%
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.

DBI complaint rate, owner's portfolio

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

DBI tenant complaints (past 7 years)

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

DBI complaints, owner's portfolio

Complaints across all of this owner's buildings over 7 years.

12-Month severity forecast
No violation 63.5%
Moderate concern 22.1%
Severe concern 14.4%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

28 Clarion Aly apartment reviews

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The story over time

28 Clarion Aly event timeline

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

2026
311 Request Jun 06
Garbage and debris
human waste or urine
311 RequestMay 21
Encampment

See all 6 events

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

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Every record we have

Full data for 28 Clarion Aly 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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