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566-568 41St Ave

Outer Richmond, SF 94121 1504017 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 Outer Richmond
At or below average
avg 0.7
0
FewerMore

This building has 0 novs (7y), at or below the Outer Richmond average of 0.7.

Rent & eviction protection

Is 566-568 41St 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 1908
2 or more units
2 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
Units2
Floors2
Year built1908
Total area2,750 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1504017
Ownership

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

Owner name
Tsai Jeremiah P
Mailing address
567 Bay St Unit 1037 San Francisco CA 94133
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.

566 41st Ave, San Francisco, CA 94121
568 41st Ave, San Francisco, CA 94121
Augrented Insights
Initial analysis

This two-unit residential building located at 566-568 41st Avenue in the Outer Richmond neighborhood was constructed in 1908 and is currently owned by Jeremiah P. Tsai. The property has undergone several significant renovations and faced multiple regulatory challenges over the years. Most recently, in 2018, the building underwent kitchen and bathroom remodeling work, which was completed in response to a notice of violation regarding unauthorized electrical work and cable sharing between units. The building had previously experienced safety concerns in 2007, when damaged stairs and property line issues were documented, though these were ultimately resolved by 2012. Historical permits show various improvements and repairs, including basement modifications in 1997-1998, roof work in 1996 (permit expired), and multiple repairs to stairs and walkways, indicating ongoing maintenance of the property's infrastructure.

The property has had recurring issues with parking violations in the surrounding area, with multiple citations issued for parking on sidewalks and blocking driveways between 2022 and 2024. A recent concern regarding a missing side sewer vent cover was reported in May 2024 and remains open. The building's history includes some regulatory scrutiny, such as a 2006 complaint about unpermitted use as a Chinese language school, though this issue appears to have been resolved. Two previously cancelled permits from 1987-1988 suggest there were intentions to expand the building's facilities at that time, though these plans were not carried through to completion. While most recent building improvements have been properly permitted and completed, there have been past instances of unpermitted work, particularly relating to electrical systems, though these issues were addressed through subsequent permit applications.

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

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Risk rating

How 566-568 41St 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
48th percentile

Out of 1040 buildings in this neighborhood, 541 are predicted to be safer.

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

Neighborhood location

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

Building age

Older buildings tend to have more maintenance challenges; SF's pre-1906 earthquake housing stock carries distinct risk.

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 69.8%
Moderate concern 24.0%
Severe concern 6.2%
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

566-568 41St Ave event timeline

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

2024
311 Request Jul 15
Parking on sidewalk
Parking Enforcement
311 RequestJun 02
Missing side sewer vent cover

See all 2 events

Full history back to 2024 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 566-568 41St 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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