Free SF apartment background check

4397 17Th St

Corona Heights, SF 94114 2652024 3 units · 2 fl · 1931

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 Corona Heights
At or below average
avg 1.2
0
FewerMore

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

Rent & eviction protection

Is 4397 17Th 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 1931
2 or more units
3 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.

Building characteristics
Units3
Floors2
Year built1931
Total area2,500 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot2652024
Ownership

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

Owner name
Karsant-Mourelatos Fmly Tr
Mailing address
Mourelatos Asimina A/karsan Po Box 77 Tahoe Vista CA 96148
Last sale
121603

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.

4397 17th St, San Francisco, CA 94114
192 Corbett Ave, San Francisco, CA 94114
194 Corbett Ave, San Francisco, CA 94114
Augrented Insights
Initial analysis

The three-unit residential building at 192-194 Corbett Avenue in Corona Heights, owned by the Karsant-Mourelatos Family Trust, is a two-story flats and duplex structure built in 1931. The property has undergone several significant improvements in recent years, with the most recent work including window replacements and molding updates in 2024, and a complete reroofing project in 2021 costing $14,500. The building has a documented history of maintenance and repairs, including the replacement of a wooden fire escape ladder with a metal one in 2010 to comply with housing inspection requirements. Major interior updates were completed in 2003, including kitchen and bathroom renovations with the installation of copper plumbing fixtures.

The property experienced a notable cluster of violations in 2002 that were not fully resolved until February 2009, involving multiple issues including fire safety concerns, lead paint hazards, handrail repairs, plumbing problems, electrical repairs, and interior surface maintenance. These violations were primarily related to building safety and maintenance standards, and the property underwent necessary corrections over time. A carbon monoxide incident was recorded (with no civilian injuries) under fire incidents, though no specific date is provided. Recent activity at the property has been limited to regular maintenance and improvements, with no new violations or serious incidents reported since the 2002-2009 period. The building's recent permits and improvements suggest ongoing maintenance and upgrades by the current ownership, with particular attention paid to exterior features and window efficiency.

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

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Risk rating

How 4397 17Th 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
38th percentile

Out of 348 buildings in this neighborhood, 216 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
76%
No DBI
violation
24%
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.

Building size

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

Neighborhood (ZIP code)

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

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 71.6%
Moderate concern 16.4%
Severe concern 12.1%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

4397 17Th St apartment reviews

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The story over time

4397 17Th St event timeline

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

2026
311 Request Apr 10
Not offensive
signal box
311 RequestApr 10
Not offensive

See all 14 events

Full history back to 2021 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 4397 17Th 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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