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104-106 Corbett Ave

Corona Heights, SF 94114 2652003 2 units · 2 fl · 1961

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 Corona Heights
At or below average
avg 1.2
0
FewerMore

This building has 0 novs (7y), at or below the Corona Heights average of 1.2.

Rent & eviction protection

Is 104-106 Corbett 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 1961
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 built1961
Total area2,933 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot2652003
Ownership

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

Owner name
Leung Jasmine Yee Hing
Mailing address
649 18th Ave San Francisco CA 94121
Last sale
051106

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.

106 Corbett Ave, San Francisco, CA 94114
104 Corbett Ave, San Francisco, CA 94114
Augrented Insights
Initial analysis

The property at 104-106 Corbett Avenue is a two-unit, two-story multi-family residential building located in the Corona Heights neighborhood, owned by Jasmine Yee Hing Leung and constructed in 1961. The building's history reveals significant concerns about unauthorized unit conversions and safety compliance, particularly during the early 2000s. A major incident occurred in 2004 when an illegal basement unit was discovered, containing two bedrooms, kitchen, bathroom, and living areas, constructed without permits and lacking proper fire protection - this violation was abated in September 2004 through a series of permits that legalized the basement bedroom, including electrical work and a $3,000 building permit. The building has also undergone various infrastructure updates, including gas houseline extensions in 2007, the installation of a grounding wire in 2005, and earlier projects in the 1980s for fungus damage repairs.

More recent history shows continued concerns about unauthorized modifications, with multiple complaints in 2006-2014 regarding possible illegal units in the garage and basement, though these complaints were eventually closed. Building systems have seen improvements through several permits, including electrical upgrades and plumbing work. The property has experienced some safety issues, including two fire-related incidents in June 2010 (one involving blocked exits and another related to a contained cooking fire), though no civilian injuries were reported. Recent maintenance and environmental concerns have been documented through 311 calls, including reports of graffiti, tree-related property damage, sewer odor, and multiple instances of garbage and debris issues in 2023-2024. While many historical violations have been addressed, the pattern of unauthorized unit modifications and safety-related incidents suggests ongoing challenges with building code compliance and maintenance standards.

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

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Risk rating

How 104-106 Corbett 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
78th percentile

Out of 348 buildings in this neighborhood, 77 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
88%
No DBI
violation
12%
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 (ZIP code)

The ZIP code captures local housing market and enforcement patterns that affect all buildings in the area.

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.

12-Month severity forecast
No violation 68.2%
Moderate concern 18.6%
Severe concern 13.2%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
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The story over time

104-106 Corbett Ave event timeline

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

2025
311 Request Jul 13
Garbage and debris
furniture

See all 3 events

Full history back to 2023 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 104-106 Corbett 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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