Free SF apartment background check

1600 Thomas Ave

Bayview, SF 94124 5359013 2 units · 2 fl · 1900

This building has significantly more problems than most nearby buildings. A handful of unresolved issues. Worth a careful walk-through and pointed questions.

NOVs (7y) vs. neighborhood
Compared to a typical building in Bayview
Above average
avg 4.5
13
FewerMore

This building has 13 novs (7y), above the Bayview average of 4.5.

Rent & eviction protection

Is 1600 Thomas 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 1900
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 built1900
Total area2,846 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot5359013
Ownership

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

Owner name
Madison Maverick H
Mailing address
1629 Shafter Ave San Francisco CA 94124
Last sale
000000

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 building at 1600 Thomas Avenue, located in the Bayview neighborhood, is a two-story flats and duplex structure built in 1900. The property has undergone significant recent activity, particularly in late 2022 when multiple violations were documented related to unpermitted construction work, including window replacements, stair and deck modifications, and scaffold issues. These violations were resolved by December 2022 through permits totaling $25,000 for exterior stairs and fence work, along with a $1,500 painting project. Historical records show major renovation attempts in 2007-2008, including kitchen remodeling, electrical system upgrades, and plumbing work, during which several violations were filed regarding improper work practices and unit configuration. The building has experienced recurring safety and maintenance concerns, including electrical issues, heating system failures, and plumbing problems, with violations recorded for inadequate heat and water systems in 2007.

The property has ongoing concerns as of early 2025, with three recent 311 calls documenting sidewalk collapse, garbage issues, and graffiti, though these are primarily exterior concerns. Historical records indicate past legal and regulatory challenges, including multiple complaints about unauthorized unit conversions and electrical metering issues dating back to the 1990s. The building's infrastructure has received attention over the years, with significant improvements including a complete rewiring (2004), new roofing (2005), and various plumbing upgrades. Multiple violations related to lead containment and work practices were recorded in late 2022, though these were abated through proper permitting processes. The property's recent history shows a pattern of unpermitted work followed by corrective actions and violations related to construction practices, suggesting ongoing challenges with maintaining compliance during improvement projects.

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

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Risk rating

How 1600 Thomas 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 382 buildings in this neighborhood, 321 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
38%
No DBI
violation
62%
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 complaint rate, owner's portfolio

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

Neighborhood location

Precise location is a proxy for neighborhood-level risk — some SF blocks have systematically higher DBI activity.

Neighborhood location

Precise location is a proxy for neighborhood-level risk — some SF blocks have systematically higher DBI activity.

12-Month severity forecast
No violation 15.6%
Moderate concern 36.8%
Severe concern 47.6%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

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The story over time

1600 Thomas Ave event timeline

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

2026
311 Request Apr 22
Parking on sidewalk
Parking Enforcement
311 RequestApr 15
Parking on sidewalk

See all 15 events

Full history back to 2022 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 1600 Thomas 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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