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1410 Lyon St

Lower Pacific Heights, SF 94115 1074020A 2 units · 2 fl · 1900

Nothing on record for this building in the last seven years, and our model puts it at a low risk of maintenance problems over the next 12 months. No public enforcement record to go on. Walk the building, ask the current tenants how repairs get handled, and get any promises in writing.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Lower Pacific Heights — not a forecast
At or below average
avg 1.6
0
FewerMore

This building has 0 novs (7y), at or below the Lower Pacific Heights average of 1.6.

Rent & eviction protection

Is 1410 Lyon 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 1900
2 or more units
2 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.

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 1900
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
Units2
Floors2
Year built1900
Total area1,698 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot1074020A
Ownership

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

Owner name
Mailing address
1410 Lyon St San Francisco CA 94115
Last sale

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 1410 Lyon Street is a two-unit, two-story multi-family residential building located in Lower Pacific Heights and constructed in 1900. The building, owned by Angelo Patruno, has experienced several significant maintenance and safety issues over its history. In April 2004, a routine housing inspection uncovered multiple concerns including problems with emergency exiting, smoke detector functionality, and structural issues with the front wood stairs. These violations, documented in complaint #200449339, were all addressed and officially abated by September 28, 2004. A more recent concern was raised in March 2009 regarding a dangerous stairway with no landing, which led to a repair permit being issued later that month for $3,500 to address the front entry stairway's handrail and treads, with less than 50% repair in-kind.

The building's maintenance history shows a pattern of addressing structural and safety issues, particularly regarding the front stairs, which have been a recurring concern. The most recent activity related to the building involved a general cleaning request on January 19, 2024, regarding loose garbage on the street, though this was not related to the building's conditions directly. There have been no recorded building violations or complaints regarding the property since the 2004-2009 period, suggesting either improved building conditions or reduced inspection activity. Outside the building's immediate maintenance history, there have been several unrelated street incidents, including parking enforcement calls in 2021 and 2012, and a 2014 report of debris, though these do not directly impact the building's condition or safety profile.

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

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Risk rating

How 1410 Lyon 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

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
82ndpercentile

Out of 670 buildings in this neighborhood, 121 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
86%
No DBI
violation
14%
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.

Building age

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

Property class: multi-family flat

2–4 unit flats (class F) are a common SF building type with their own maintenance and complaint patterns.

Building permits, owner's portfolio

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

12-Month risk forecast
Low failure risk 14%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

1410 Lyon St apartment reviews

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On the map

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The story over time

1410 Lyon St 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 1410 Lyon St apartments

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

Side by side

How 1410 Lyon St compares to the neighborhood

This building against comparable properties in Lower Pacific Heights. 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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