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1220 Hayes St

Alamo Square, SF 94117 1202006 8 units · 2 fl · 1960

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 Alamo Square
Above average
avg 2.3
11
FewerMore

This building has 11 novs (7y), above the Alamo Square average of 2.3.

Rent & eviction protection

Is 1220 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 1960
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
Floors2
Year built1960
Total area5,486 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1202006
Ownership

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

Owner name
Ben & Shirley L Ng 1992 Rev
Mailing address
Ng Ben Trustee 1707 15Th Ave San Francisco CA 94122
Last sale
062519

Landlord portfolio

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

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Augrented Insights
Initial analysis

The 1220 Hayes Street property is a two-story, 8-unit multi-family residential building constructed in 1960 and owned by Ben & Shirley L Ng 1992 Rev. The building has undergone significant recent improvements, including the 2024 compliance work on Unit #2's windows, substantial fire safety upgrades in late 2022 (fire alarm system and sprinklers), and the 2018 addition of two accessory dwelling units (ADUs) valued at $120,000. Major structural improvements include a completed soft-story retrofit in 2017 and a new roof installation in 2020. The building has experienced some maintenance challenges, as evidenced by a September 2024 complaint about various maintenance issues including broken bathroom vanity, kitchen problems, and general building condition concerns, though most prior violations have been resolved. Historical issues from 2014-2018 included problems with roof drainage, security lighting, and various building systems, though these appear to have been addressed through subsequent renovations and repairs.

The property has maintained an active approach to code compliance and safety upgrades, with significant investments in life safety systems including fire sprinklers, alarms, and electrical improvements between 2021-2022. The building achieved its soft-story retrofit compliance (Tier 3) status as of 2023, demonstrating adherence to seismic safety requirements. Recent plumbing work in 2023 included the installation of new furnaces and water heater flue vents, indicating continued infrastructure improvements. While there have been occasional issues with noise from construction work (noted in November 2021) and some exterior graffiti incidents, these appear to be relatively minor compared to the extensive building improvements and system upgrades that have been systematically addressed over recent years.

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

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Risk rating

How 1220 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
36th percentile

Out of 305 buildings in this neighborhood, 195 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
53%
No DBI
violation
47%
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.

DBI tenant complaints (past 7 years)

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

Building size

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

12-Month severity forecast
No violation 38.4%
Moderate concern 36.3%
Severe concern 25.3%
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

1220 Hayes St event timeline

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

2025
Building Violation (NOV) Apr 21
Building violation
Floor covering are worn, over-streched and have holes. replace with new flooring.
Building Violation (NOV)Apr 21
Building violation

See all 23 events

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

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Every record we have

Full data for 1220 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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