Free SF apartment background check

559 27Th St

Noe Valley, SF 94131 6590038 4 units · 3 fl · 1974

This building has more problems than most buildings in this neighborhood. Few open issues; problems get fixed quickly. A reasonable bet for a smooth tenancy.

NOVs (7y) vs. neighborhood
Compared to a typical building in Noe Valley
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 559 27Th 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 1974
2 or more units
4 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
Units4
Floors3
Year built1974
Total area3,705 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot6590038
Ownership

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

Owner name
Ramirez Lvg Tr
Mailing address
Villavicencio Hugo Ttee 460 1/2 Day St San Francisco CA 94131
Last sale
090120

Landlord portfolio

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

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Augrented Insights
Initial analysis

The property at 559 27th Street is a 4-unit, 2-story multi-family residential building located in Noe Valley, built in 1974 and currently owned by the Ramirez Living Trust. The building underwent significant renovations in 2018-2019, including comprehensive remodeling of kitchens and bathrooms in all four units, installation of new furnaces throughout, electrical updates, and the addition of a new roof deck with interior stair access, representing a substantial investment of approximately $180,000. Prior to these improvements, the building faced several compliance issues in 2004 regarding unauthorized construction of a storage area in the garage mezzanine, which were ultimately resolved through proper permitting and removal of the illegal construction.

The building's maintenance history shows regular upkeep and modernization efforts, with the most recent major work completed in 2019 including electrical system upgrades with new circuits, lighting, and safety improvements such as smoke detectors and fire alarm systems. There have been two primary periods of concern regarding habitability issues: a 2017 incident involving mold/mildew and fire safety violations, and a 2019 complaint about construction hours and paint debris. All violations have been resolved, with the most recent fire alarm system complaint from 2019 marked as "Condition Corrected." The building has experienced recurring issues with parking enforcement in the vicinity, as evidenced by multiple citations for blocked driveways in recent years (2021-2024), though these are external to the building's condition. Recent services requests have primarily involved routine city services such as street cleaning and parking enforcement.

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

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Risk rating

How 559 27Th 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
21th percentile

Out of 1879 buildings in this neighborhood, 1484 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
59%
No DBI
violation
41%
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.

Estimated permit spend (past 7 years)

Dollar value of permits pulled at this address — large recent spend can signal deferred-maintenance catch-up.

Owner's portfolio size

Number of SF parcels this owner is registered on — larger portfolios have distinct risk patterns.

12-Month severity forecast
No violation 53.4%
Moderate concern 22.1%
Severe concern 24.5%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

559 27Th St apartment reviews

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The story over time

559 27Th St event timeline

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

2019
Electrical Permit Nov 18
Amend to e201905081138 c/n: apt 3 - new plugs, lights, switches for 2 bedrooms, ktichen ,bathroom and living room.
Complete
Electrical PermitNov 18
Amend to e201905081138 c/n: apt 4 - new plugs, lights, switches for 2 bedrooms, ktichen ,bathroom and living room.

See all 4 events

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

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Every record we have

Full data for 559 27Th 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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