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1831 Grant Ave

Telegraph Hill, SF 94133 0062005 8 units · 3 fl · 1965

This building has significantly more problems than most nearby buildings. Few open issues; problems get fixed quickly. A reasonable bet for a smooth tenancy.

NOVs (7y) vs. neighborhood
Compared to a typical building in Telegraph Hill
At or below average
avg 1.2
0
FewerMore

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

Rent & eviction protection

Is 1831 Grant 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 1965
2 or more units
8 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.

Building characteristics
Units8
Floors3
Year built1965
Total area7,707 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot0062005
Ownership

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

Owner name
Patterson Stephen F
Mailing address
1831 Grant Ave Apt 302 San Francisco CA 94133
Last sale
032718

Landlord portfolio

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

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Augrented Insights
Initial analysis

1831 Grant Avenue is a three-story multi-family residential building constructed in 1965, comprising 8 units and currently owned by Stephen F. Patterson. The building has undergone significant safety and modernization improvements in recent years, with particular attention to fire safety systems. In 2023-2024, major upgrades included the installation of a new fire sprinkler system in unit 103, a comprehensive fire alarm system upgrade with wireless sounders in sleeping rooms, and a like-for-like system replacement of both the fire alarm and fire sprinkler systems. The building completed its mandatory seismic retrofit (Tier 3) requirements in 2014.

The property has experienced substantial recent renovations, particularly in unit 103, including emergency water damage repairs (2020), kitchen and bath remodels (2020), and a significant 360-square-foot addition (2021). A notable fire incident occurred in August 2018, affecting unit 301 and resulting in approximately $30,000 in repairs, though there have been no subsequent fire-related incidents. The building's infrastructure has been steadily upgraded, with improvements to electrical systems, including new sub-panels and rewiring work in multiple units between 2018 and 2023, and plumbing enhancements including bathroom remodels and fixture replacements across several units.

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

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Risk rating

How 1831 Grant 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
16th percentile

Out of 684 buildings in this neighborhood, 575 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
56%
No DBI
violation
44%
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 size

Total floor area — a proxy for building scale and the number of systems (plumbing, electrical, HVAC) that can fail.

Number of units

The number of units affects how the model reads complaint and violation totals — more units means more potential sources.

Building permits (past 7 years)

Number of permits pulled at this address — construction or renovation activity over 7 years.

12-Month severity forecast
No violation 41.1%
Moderate concern 43.3%
Severe concern 15.5%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

1831 Grant Ave apartment reviews

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The story over time

1831 Grant Ave event timeline

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

2026
Electrical Permit Mar 19
Get a final on the common laundry that was previously roughed in the job card was signed lighting and power
Complete

See all 16 events

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

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Every record we have

Full data for 1831 Grant 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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