Free SF apartment background check

511 Waller St

Hayes Valley, SF 94117 0866024 6 units · 3 fl · 1900

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 Hayes Valley
At or below average
avg 2.3
0
FewerMore

This building has 0 novs (7y), at or below the Hayes Valley average of 2.3.

Rent & eviction protection

Is 511 Waller 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
6 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
Units6
Floors3
Year built1900
Total area5,445 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot0866024
Ownership

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

Owner name
Greenwood Trust
Mailing address
C/o Progressive Property Gr Po Box 720046 San Francisco CA 94172
Last sale
061698

Landlord portfolio

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

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Augrented Insights
Initial analysis

The 6-unit, 3-story multi-family residential building at 511 Waller Street in Hayes Valley, built in 1900 and currently owned by Greenwood Trust, has undergone several significant safety improvements over the past two decades. Most recently, in 2023, the building received a $26,000 reroofing upgrade with a 3-ply modified bitumen system. The property completed its mandatory soft-story retrofit in 2017, which included the installation of plywood shear walls in the basement, achieving compliance with seismic safety requirements. Fire safety systems have been progressively improved, with the installation of a fire alarm system in 2007, fire sprinkler rough piping in 2007 (following an earlier permit from 2004), and electrical upgrades including a new 1200A main switch and meter relocation in 2004. The building has had multiple fire safety-related incidents recorded by the fire department, primarily related to false alarms and detector activations, with the most concerning incident being a gas leak call that resulted in no injuries.

The property has a history of building code violations, particularly in 2002 when multiple issues were identified including combustible storage, egress obstruction, smoke enclosure door repairs, and stair repairs, all of which were abated by January 2003. Earlier maintenance work included repairs to exterior stairs in 2002, seismic improvements in 1996, and structural repairs in 1989. More recent building maintenance issues have been predominantly related to the exterior, with several 311 calls in 2024 regarding graffiti, a missing side sewer vent cover, and an encampment situation. The building's fire safety systems have been regularly tested, with multiple detector activations recorded but no fires or civilian injuries reported. Recent complaints from 2024 primarily concern exterior maintenance and public space issues rather than building safety concerns.

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

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Risk rating

How 511 Waller 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
49th percentile

Out of 1027 buildings in this neighborhood, 524 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
66%
No DBI
violation
34%
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.

Number of units

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

Building size

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

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 54.6%
Moderate concern 26.3%
Severe concern 19.1%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

511 Waller St apartment reviews

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The story over time

511 Waller St event timeline

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

2026
311 Request Jun 17
Not offensive
building residential
311 RequestJun 10
Not offensive

See all 6 events

Full history back to 2023 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 511 Waller 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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