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1615-1617 Mason St

Russian Hill, SF 94133 0128006 2 units · 2 fl · 1907

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 Russian Hill
At or below average
avg 1.9
0
FewerMore

This building has 0 novs (7y), at or below the Russian Hill average of 1.9.

Rent & eviction protection

Is 1615-1617 Mason 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 1907
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 built1907
Total area2,158 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot0128006
Ownership

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

Owner name
Peach Revoc Tr
Mailing address
Ow Gary W & Chan Eileen Tru 2402 Larkin St San Francisco CA 94109
Last sale
051921

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.

1617 Mason St, San Francisco, CA 94133
1615 Mason St, San Francisco, CA 94133
Augrented Insights
Initial analysis

This two-unit, four-story multi-family residential building located at 1615-1617 Mason Street in Russian Hill was built in 1907 and is currently owned by Peach Revoc Tr. The property has undergone significant recent improvements focused on safety upgrades, including the installation of a comprehensive fire sprinkler system throughout the building in 2022-2023 (costing approximately $28,000), followed by a sprinkler monitoring system installation in 2023-2024. Major renovation work was performed between 2019-2020, including foundation work with retaining wall replacement and garage door widening, as well as a vertical addition of a 4th-floor master bedroom and bath with exterior roof deck. The building underwent substantial systems upgrades in 2023-2024, including new plumbing installations for multiple bathrooms, kitchen, and new utilities including a tankless water heater, furnace, and radiant heating system.

Recent complaints have raised some concerns about safety, particularly regarding lead paint management, with complaints filed in 2023 and 2011 about lead work and paint peeling. There was also a complaint in October 2023 regarding alleged trespassing onto a neighbor's property during construction work, though this complaint is currently listed as not active. The building has experienced three minor fire incidents, all of which were either cooking-related or false alarms with no civilian injuries reported. Multiple plumbing and electrical permits have been issued and completed recently, indicating ongoing infrastructure improvements. The property has maintained compliance with major building codes through significant safety system upgrades, though some plumbing permits from 2023 remain in expired status, indicating work extensions have been requested as of early 2025.

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

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Risk rating

How 1615-1617 Mason 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

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
31th percentile

Out of 1133 buildings in this neighborhood, 782 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
59%
No DBI
violation
41%
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.

DBI tenant complaints (past 7 years)

Formal complaints tenants filed with DBI about this building over 7 years.

DBI complaint rate, owner's portfolio

Per-building complaint rate across the owner's portfolio.

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 71.8%
Moderate concern 22.7%
Severe concern 5.5%
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

1615-1617 Mason St event timeline

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

2026
311 Request Mar 21
Damaged side sewer vent cover
Street Defect
Fire ComplaintFeb 25
Alarm Systems

See all 22 events

Full history back to 2019 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 1615-1617 Mason St 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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