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1370 48Th Ave

Outer Sunset, SF 94122 1802047 4 units · 2 fl · 1971

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 Outer Sunset
At or below average
avg 1.8
0
FewerMore

This building has 0 novs (7y), at or below the Outer Sunset average of 1.8.

Rent & eviction protection

Is 1370 48Th Ave 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 1971
2 or more units
4 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
Units4
Floors2
Year built1971
Total area3,510 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1802047
Ownership

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

Owner name
Dante And Mary Giosso Famil
Mailing address
P O Box 7041 San Carlos CA 94070
Last sale
040711

Landlord portfolio

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

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Augrented Insights
Initial analysis

This two-story, four-unit multi-family residential building located at 1370 48th Avenue in the Outer Sunset neighborhood was built in 1971 and is currently owned by the Dante And Mary Giosso Family. The building has undergone two significant reroofing projects - one in 1994 (which expired) and a completed project in 2015 costing $8,500. The property has maintained regular housing inspections in 2000 and 2002, both of which were completed without noted follow-up issues. A single alarm system activation incident occurred (date not specified), which was determined to be unintentional with no civilian injuries or actual fire.

Recent conditions in the vicinity of the building show recurring concerns with parking violations and street cleanliness. Between 2019 and 2024, there were multiple documented instances of vehicles blocking driveways or parking on sidewalks, with at least three vehicles towed as a result. The area has experienced ongoing issues with loose garbage and street cleaning needs, as evidenced by multiple 311 calls regarding general cleaning requirements. The most recent incident reported in December 2024 involved human waste or urine on the street, though this was resolved. In terms of building-specific activities, there is a historical planning record (now closed) relating to a proposed construction project for an 8-unit building with parking spaces, though this appears to be unrelated to the current property.

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

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Risk rating

How 1370 48Th Ave'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
20th percentile

Out of 632 buildings in this neighborhood, 506 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.

Neighborhood location

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

NOV rate, owner's portfolio

Per-building NOV rate across everything this owner manages — high rates signal pattern neglect.

12-Month severity forecast
No violation 47.5%
Moderate concern 16.7%
Severe concern 35.7%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

1370 48Th Ave apartment reviews

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The story over time

1370 48Th Ave event timeline

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

No dated public records on file yet.
Every record we have

Full data for 1370 48Th Ave 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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