Free SF apartment background check

89 Belle Ave

Ingleside Heights, SF 94132 7179021 3 units · 2 fl · 1947

This building has far more open problems than almost any other in the neighborhood. Renters here report frequent, slow-to-fix problems. Get repair promises in writing and check the unit before signing.

NOVs (7y) vs. neighborhood
Compared to a typical building in Ingleside Heights
Above average
avg 1.4
5
FewerMore

This building has 5 novs (7y), above the Ingleside Heights average of 1.4.

Rent & eviction protection

Is 89 Belle 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 1947
2 or more units
3 units
Property type
Multi-Family Residential
Zoning
RH1
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 built1947
Total area4,533 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot7179021
Ownership

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

Owner name
Ku Irwin Ir-Bin
Mailing address
2326 Estrella Ct Pinole CA 94564
Last sale
042518

Landlord portfolio

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

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Augrented Insights
Initial analysis

89 Belle Avenue is a 3-unit, 2-story multi-family residential building constructed in 1947 in the Ingleside Heights neighborhood, currently owned by Irwin Ku. The property has experienced significant maintenance and occupancy challenges over the past decade, with multiple periods of vacancy and code violations. Most notably, between 2015-2019, the building faced several violations including fire hazards, structural issues, improper occupancy, and sanitation problems, resulting in multiple Notices of Violation. In 2018, the building underwent repairs for fire damage, and since 2020, several renovation projects have been attempted, including bathroom remodels and window replacements in different units, though many of these permits have expired without final inspection. Two recent active complaints from 2024 concern unauthorized stucco repairs and multiple expired permits, while earlier complaints in 2023-2024 indicated issues with vacant building security and unauthorized construction work.

The building has a history of fire-related incidents, primarily consisting of smoke detector activations and false alarms, though no civilian injuries were reported. Previous fire code violations from 2016 included concerns with exits, storage, and electrical systems, all of which were subsequently abated. Recent permits show attempts to bring the building into compliance with earlier NOVs through various improvements, including electrical upgrades to 400 amp service and plumbing work, though some permits remain in "Expired" status. A current project under review aims to remodel Unit A, add new windows, and address multiple violation corrections. The property has undergone various maintenance efforts over the years, including window replacements, bathroom renovations, and attempts to address historical issues related to vacancy and security, though many of these efforts have encountered permit compliance challenges.

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

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Risk rating

How 89 Belle 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
7th percentile

Out of 45 buildings in this neighborhood, 42 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
28%
No DBI
violation
72%
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.

DBI complaints, owner's portfolio

Complaints across all of this owner's buildings over 7 years.

12-Month severity forecast
No violation 52.9%
Moderate concern 30.7%
Severe concern 16.4%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

89 Belle Ave apartment reviews

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The story over time

89 Belle Ave event timeline

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

2026
DBI Complaint Jun 16
Vacant storefront
Code Enforcement Section

See all 21 events

Full history back to 2020 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 89 Belle 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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