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418 23Rd Ave

Central Richmond, SF 94121 1522034A 4 units · 2 fl · 1923

A handful of records on file over the last seven years, and our model puts this building at a low risk of further maintenance problems in the next 12 months. A few records worth reading before you sign. Check whether they were closed out, and ask what was actually fixed.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Central Richmond — not a forecast
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.

The bar and the rating point different ways because they measure different things: the bar counts DBI violations already on file, the rating forecasts the next 12 months.

Rent & eviction protection

Is 418 23Rd 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.

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 1923
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
Units4
Floors2
Year built1923
Total area3,730 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1522034A
Ownership

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

Mailing address
Sisneros Louie Trustee 1250 40Th Ave San Francisco CA 94122
Last sale
March 25, 2003

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 418 23rd Avenue in the Central Richmond neighborhood is a two-story, multi-family residential building constructed in 1923, currently containing 4 apartment units and owned by Consuelo Raquel Sisneros Ex. The building's maintenance and upgrade history shows several significant improvements, with the most recent being the replacement of four gas water heaters in April 2022. Prior upgrades include a major electrical service improvement in June 2004 that involved installing five meters and upgrading the system with extensive new components. The building has undergone various maintenance work over the years, including a 2005 street space and sidewalk repair, a reroofing project from 1996 (though the permit has since expired), and a code compliance improvement in 1984.

The property's inspection history shows one routine housing inspection in 2002, which was conducted and subsequently abated within three months, with no active violations noted. While the building has not had any major complaints or violations recorded in recent years, it's worth noting that several of the permits in the building's history, including the roofing and water heater replacement permits, have expired rather than being marked as completed, though this is not uncommon in historical records. The regular pattern of maintenance and upgrades suggests ongoing attention to the building's infrastructure, particularly in the areas of plumbing and electrical systems.

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

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Risk rating

How 418 23Rd 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
27thpercentile

Out of 2250 buildings in this neighborhood, 1642 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
77%
No DBI
violation
23%
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.

Estimated permit spend (past 7 years)

Dollar value of permits pulled at this address — large recent spend can signal deferred-maintenance catch-up.

Owner's portfolio size

Number of SF parcels this owner is registered on — larger portfolios have distinct risk patterns.

12-Month risk forecast
Low failure risk 23%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

418 23Rd Ave apartment reviews

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On the map

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The story over time

418 23Rd Ave event timeline

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

2026
DBI Complaint Mar 09
Caller reports landlord refuses to clean out storage on 1st floor that is a fire hazard. caller says there is stuff piling up and buckets of paint that have been sitting for decades. callback resident of apt. 3 to schedule inspection.
Housing Inspection Services

See all 2 events

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

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Every record we have

Full data for 418 23Rd Ave apartments

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

Side by side

How 418 23Rd Ave compares to the neighborhood

This building against comparable properties in Central Richmond. 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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