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2631-2635 23Rd St

Inner Mission, SF 94110 4212013 11 units · 3 fl · 1926

This building has far more open problems than almost any other in the neighborhood. Renters here report frequent, slow-to-fix problems. Get repair promises in writing and check the unit before signing.

NOVs (7y) vs. neighborhood
Compared to a typical building in Inner Mission
At or below average
avg 2.6
2
FewerMore

This building has 2 novs (7y), at or below the Inner Mission average of 2.6.

Rent & eviction protection

Is 2631-2635 23Rd St 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 1926
2 or more units
11 units
Property type
Multi-Family Residential
Zoning
RH3
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
Units11
Floors3
Year built1926
Total area5,769 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot4212013
Ownership

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

Owner name
Inzerillo Fmly Tr
Mailing address
Inzerillo Anthony Succ-ttee 2639 Fox Cir Walnut Creek CA 94596
Last sale
000000

Landlord portfolio

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

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Multiple entrances & addresses

Included addresses

All street addresses sharing this blocklot that are covered by this report.

2633 23rd St, San Francisco, CA 94110
2631 23rd St, San Francisco, CA 94110
2635 23rd St, San Francisco, CA 94110
Augrented Insights
Initial analysis

The property at 2631-2635 23rd Street is a three-story multi-family residential building constructed in 1926, containing 11 units and classified as Apartment 5 to 14 Units. The Inzerillo Family Trust currently owns the building, which is located in the Inner Mission neighborhood. The building has been identified as a Tier 3 soft-story structure and remains non-compliant, with multiple related permit applications since 2017 showing as cancelled or expired, most recently a cancelled 2019 permit for seismic retrofit work. The property has experienced several significant maintenance and safety issues, including a 2022 complaint regarding unauthorized exhaust duct installation, multiple fire safety violations in 2023 including issues with blocked exits, street numbering, extinguishers, and sprinkler systems, all of which have been marked as corrected.

The building's maintenance history shows various repair and retrofit attempts, including a 2016 completion of weatherproofing repairs and multiple roofing projects dating back to 1988 and 1998. There have been several building code violations over the years, with a cluster of citations in 2015-2016 related to fire safety concerns including handrails, smoke enclosure doors, and egress obstructions, all of which were eventually abated. Recent activity at the property includes multiple 2025 reports of garbage overflow issues and graffiti, though these are street-level conditions rather than building-specific problems. The commercial space on the property has undergone various transitions, with the most recent use being Luna's Coffee House, which was approved as a continuation of previous uses in 2015, though there have been recent unauthorized modifications to its ventilation system.

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

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Risk rating

How 2631-2635 23Rd St'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
3th percentile

Out of 2380 buildings in this neighborhood, 2309 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
15%
No DBI
violation
85%
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.

DBI tenant complaints (past 7 years)

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

Neighborhood location

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

12-Month severity forecast
No violation 11.7%
Moderate concern 62.2%
Severe concern 26.0%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

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The story over time

2631-2635 23Rd St event timeline

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

2026
DBI Complaint Jun 10
Vacant building, windows boarded up
Code Enforcement Section
311 RequestJun 08
Public works

See all 18 events

Full history back to 2019 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 2631-2635 23Rd St 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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