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661 Alvarado St

Noe Valley, SF 94114 2803028 2 units · 2 fl · 1927

A handful of records on file over the last seven years, and our model puts this building at a low risk of further maintenance problems in the next 12 months. A few records worth reading before you sign. Check whether they were closed out, and ask what was actually fixed.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Noe Valley — not a forecast
At or below average
avg 1.2
0
FewerMore

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

Rent & eviction protection

Is 661 Alvarado 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 1927
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.

Statewide backstop · AB 1482

California Tenant Protection Act of 2019

Even when a building isn't covered by local rent stabilization, the statewide Tenant Protection Act (AB 1482) may still apply. It caps annual rent increases and requires the landlord to state a legal reason to end most tenancies.

15+ years since occupancy
Built 1927
Annual rent increase cap
5% + CPI, max 10%
Just-cause eviction
After 12 months
Local rent control likely takes priority. This building appears to fall under the local ordinance above, which is stronger than AB 1482. Where a local just-cause ordinance applies, its rules govern instead of the state cap.

AB 1482 does not apply to single-family homes and condos unless owned by a corporation, REIT, or an LLC with a corporate member; to owner-occupied duplexes; or to deed-restricted affordable housing. The Act is in effect until January 1, 2030. Not legal advice — see the California landlord–tenant guide.

Building characteristics
Units2
Floors2
Year built1927
Total area1,854 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot2803028
Ownership

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

Mailing address
Yang Lii Yun & Thai Haa Che 601 Van Ness Ave Apt 529 San Francisco CA 94102
Last sale
March 01, 2017

Landlord portfolio

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

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Augrented Insights
Initial analysis

The property at 661 Alvarado Street is a two-unit, two-story multi-family residential building constructed in 1927 in Noe Valley, currently owned by the Yang Thai Family Living Trust. The building has undergone several significant renovations and maintenance work over recent years, with the most substantial improvements occurring between 2019-2020, including a comprehensive interior remodel of kitchens and bathrooms, foundation upgrades with hand-dug piers, and the addition of a new rear deck and powder room in the basement level. The building experienced some challenges in 2016-2018, including moisture issues leading to mold and mildew problems, damaged ceilings and walls, and lead paint concerns, though these violations were officially abated by April 2016. Notable safety-related improvements were made in 2019, including ventilation installation for tankless water heaters and a complete electrical system upgrade.

More recent maintenance activities have focused on exterior upkeep, with multiple reports of graffiti (most recently in November 2023) and parking enforcement issues. The building's maintenance history shows regular attention to structural and safety systems, including furnace replacements and roof work. A withdrawn permit application from 2017 had proposed substantial vertical and rear expansions, though this was not pursued. The property has experienced some minor neighborhood impacts, including a 2020 complaint regarding construction activity during shelter-in-place orders and an excavation-related settlement concern in 2018, though both issues were addressed and marked as not active. The building's most recent permits (2023-2024) suggest ongoing attention to property maintenance, with multiple service requests related to water quality and graffiti removal.

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

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Risk rating

How 661 Alvarado 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

Lower risk — safer than most nearby

DBI rarely finds violations here. Strong maintenance history and a clean complaint record.

Typical — about average for the neighborhood

Some past violations or complaints on record. Worth asking the landlord about any open issues before signing.

Higher risk — riskier than most nearby

Elevated violation and complaint history. DBI has found issues here before and is statistically likely to again.

Neighborhood percentile
91stpercentile

Out of 1879 buildings in this neighborhood, 169 are predicted to be safer. The band is relative to this neighborhood, so a share of every neighborhood falls in each colour.

RiskiestSafest
Predicted 12-month outcome
91%
No DBI
violation
9%
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 tenant complaints (past 7 years)

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

Neighborhood location

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

Building age

Older buildings tend to have more maintenance challenges; SF's pre-1906 earthquake housing stock carries distinct risk.

12-Month risk forecast
Low failure risk 9%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

661 Alvarado St apartment reviews

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On the map

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The story over time

661 Alvarado St event timeline

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

2023
311 Request Oct 22
Blocking driveway cite tow
White - Tesla - 9DZA603
311 RequestOct 08
Blocking driveway cite tow

See all 11 events

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

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Every record we have

Full data for 661 Alvarado St apartments

13 SF public datasets for this parcel — permits, violations, complaints, fire records, 311 calls, planning records, and buyouts.

Side by side

How 661 Alvarado St compares to the neighborhood

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Cancel anytime · Data sourced from SF Open Data, DBI, SFFD, SF Rent Board & Planning

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