Free SF apartment background check

77-83 9Th St

South of Market, SF 94103 3701023 62 units · 6 fl · 1912

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 South of Market
Above average
avg 3.3
29
FewerMore

This building has 29 novs (7y), above the South of Market average of 3.3.

Rent & eviction protection

Is 77-83 9Th 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 1912
2 or more units
62 units
Property type
Multi-Family Residential
Zoning
C3G
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
Units62
Floors6
Year built1912
Total area22,670 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot3701023
Ownership

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

Owner name
Lem/Ray Properties Llc
Mailing address
49 Square Realty Group Inc 933 Geary St San Francisco CA 94109
Last sale
092316

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.

79 09th St, San Francisco, CA 94103
83 09th St, San Francisco, CA 94103
77 09th St, San Francisco, CA 94103
81 09th St, San Francisco, CA 94103
Augrented Insights
Initial analysis

The six-story, 62-unit apartment building at 77-83 9th Street, owned by Lem/ray Properties LLC, was constructed in 1912 and has undergone numerous modifications over the years, with significant recent activity in 2024 including T-Mobile antenna upgrades on the rooftop ($115,000) and electrical system improvements. The property has had recurring maintenance and safety issues in recent years, particularly in 2023-2024, with multiple fire safety violations including problems with sprinklers, standpipe systems, and alarm systems. There have been two open violations from late 2023 regarding sleeping area requirements at the building. Between 2020-2021, residents reported several concerning maintenance issues including lack of hot water, heating problems, and water damage near electrical outlets. A series of electrical and plumbing upgrades have been completed over the years, including water heater replacements and kitchen renovations, though some infrastructure challenges persist, as evidenced by recent work to replace breakers and improve battery systems.

The building's history includes a notable transitional period from 2017-2018 when a medical cannabis dispensary was established on-site, which has since been converted to retail use with no significant structural changes. Multiple roof modifications have been performed for telecommunications equipment, first by Sprint in 2014 and more recently by T-Mobile in 2023. Historical complaints filed against the building in 2016 documented issues with mold, electrical systems, and interior surfaces, which were subsequently addressed. The property has also undergone various infrastructure improvements including fire suppression system upgrades and elevator maintenance, though some recent fire safety violations suggest ongoing compliance challenges.

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

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Risk rating

How 77-83 9Th 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
0th percentile

Out of 430 buildings in this neighborhood, 430 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
6%
No DBI
violation
94%
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.

Notices of Violation (past 7 years)

DBI issued Notices of Violation at this address over the last 7 years — a direct record of code enforcement activity.

Building size

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

12-Month severity forecast
No violation 4.6%
Moderate concern 24.6%
Severe concern 70.8%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

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The story over time

77-83 9Th St event timeline

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

2026
Building Violation (NOV) Mar 02
Building violation
Make repairs to the door of unit 206 as needed. at the time of inspection it was noted that neither the latch nor the deadbolt worked to se…
Building Violation (NOV)Mar 02
Building violation

See all 22 events

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

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Every record we have

Full data for 77-83 9Th 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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