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1170 Hollister Ave

Bayview Heights, SF 94124 4942019 2 units · 1 fl · 1928

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 Bayview Heights
At or below average
avg 2.7
0
FewerMore

This building has 0 novs (7y), at or below the Bayview Heights average of 2.7.

Rent & eviction protection

Is 1170 Hollister 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 1928
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
RH1
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
Floors1
Year built1928
Total area1,975 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot4942019
Ownership

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

Owner name
Chen Zhen Xuan & Li Alyun
Mailing address
1170 Hollister Ave San Francisco CA 94124
Last sale
050114

Landlord portfolio

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

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Augrented Insights
Initial analysis

The two-unit residential property at 1170 Hollister Avenue, located in Bayview Heights and owned by Chen Zhen Xuan & Li Alyun, has experienced several significant maintenance and infrastructure issues in recent months. Most notably, there have been two sewage back-up incidents from the side sewer vent in November and December 2024, which required attention from PUC Sewer Operations and pose potential health concerns. The building's electrical infrastructure was officially upgraded in 2007 with the installation of a new 100-amp service entrance, suggesting improvements to the property's electrical capacity. Recent environmental challenges have included multiple reports of garbage and debris on the property and surrounding areas, with incidents recorded in December 2024 and earlier, along with a collapsed sidewalk reported in November 2024.

The property has a history of infrastructure issues going back several years, including a documented building fire and various water-related problems recorded by the fire department, though thankfully none resulted in civilian injuries. In 2008 and 2009, there were complaints about weeds and grass, though these were determined to have no merit. The recent pattern of sewage discharge incidents, resulting in multiple service interventions from city agencies, appears to be the most pressing concern, particularly given the potential sanitary implications. Other recent incidents include parking violations, both on the sidewalk and blocking driveways, though these are more related to street management than building conditions.

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

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Risk rating

How 1170 Hollister 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
54th percentile

Out of 54 buildings in this neighborhood, 25 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
60%
No DBI
violation
40%
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 permits, owner's portfolio

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

Construction spend, owner's portfolio

Estimated permit value across all of this owner's buildings.

12-Month severity forecast
No violation 76.8%
Moderate concern 13.4%
Severe concern 9.7%
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

1170 Hollister Ave event timeline

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

No dated public records on file yet.
Every record we have

Full data for 1170 Hollister 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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