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347-351 Hayes St

Hayes Valley, SF 94102 0816014

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 347-351 Hayes 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 1909
2 or more units
? units
Property type
Multi-Family Residential
Zoning
HAYES
Possibly exempt. Built before 1979 but single-unit — single-family homes and condos may be exempt from the SF Rent Ordinance.

Based on SF Assessor records. Not legal advice — confirm with the SF Rent Board.

Building characteristics
Units
Floors3
Year built1909
Total area4,320 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot0816014
Ownership

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

Owner name
Lee Family Trust
Mailing address
Lee Daniel J & Shirley Ann 1O61 Crosswind Ct San Jose CA 95120
Last sale
000000

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.

347 Hayes St, San Francisco, CA 94102
351 Hayes St, San Francisco, CA 94102
349 Hayes St, San Francisco, CA 94102
Augrented Insights
Initial analysis

The Lee Family Trust owns the three-story multi-family residential building at 347-351 Hayes St, which was constructed in 1909 and is classified as Flats & Duplex. The property has undergone several significant improvements over the years, with notable renovations including comprehensive window replacements in 2006 at both 351 Hayes St (21 windows) and 349 Hayes St (matching newer windows), a kitchen remodel and bathroom renovations in 2006, and a termite remediation in 2004. More recently, essential infrastructure work has been completed, including a sewer replacement in 2020 and a street space permit issued in 2013. The building's maintenance history shows attention to basic needs, with a roof replacement completed in 1994.

The property has experienced various local challenges in recent months, particularly related to street-level conditions. Between September and October 2024, there were multiple reports of garbage and debris, including three instances of street cleaning calls and various encampment reports, though many were marked as "Unable to Locate" or "No evidence of complaint during inspection." A vacant storefront complaint was filed in June 2020 and currently shows as "Not Active." While these external issues primarily affect the building's immediate surroundings rather than the property itself, they do represent ongoing neighborhood challenges. The building's most recent structural work and improvements suggest regular maintenance and upkeep, with no recorded major structural issues or safety concerns in the past decade.

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

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Risk rating

How 347-351 Hayes 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
48th percentile

Out of 1027 buildings in this neighborhood, 534 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
65%
No DBI
violation
35%
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.

Neighborhood (ZIP code)

The ZIP code captures local housing market and enforcement patterns that affect all buildings in the area.

DBI complaints, owner's portfolio

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

DBI tenant complaints (past 7 years)

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

12-Month severity forecast
No violation 72.1%
Moderate concern 14.4%
Severe concern 13.4%
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

347-351 Hayes St event timeline

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

2025
Building Permit Nov 26
Install fire sprinklers (8 heads)
$6,080 · Cancelled
Plumbing PermitNov 26
Install fire sprinkler

See all 6 events

Full history back to 2020 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 347-351 Hayes 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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