Free SF apartment background check

172-180 6Th St

South of Market, SF 94103 3726010 76 units · 6 fl · 1913

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
55
FewerMore

This building has 55 novs (7y), above the South of Market average of 3.3.

Rent & eviction protection

Is 172-180 6Th 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 1913
2 or more units
76 units
Property type
Multi-Family Residential
Zoning
RSD
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
Units76
Floors6
Year built1913
Total area38,850 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot3726010
Ownership

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

Owner name
Mercy Housing Calif Xxii
Mailing address
Asset Management 1600 Broadway Ste 2000 Denver CO 80202
Last sale
062421

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.

180 06th St, San Francisco, CA 94103
174 06th St, San Francisco, CA 94103
172 06th St, San Francisco, CA 94103
Augrented Insights
Initial analysis

The 76-unit, 6-story apartment building at 172-180 6th Street, built in 1913 and currently owned by Mercy Housing California XXII, has experienced several significant maintenance and safety issues in recent years. Most concerning are three recent complaints from 2024 regarding window safety, indicating hazardous conditions with falling window components, and reported issues with mold in showers and restrooms. The building has a documented history of water damage, with repairs needed in multiple units and common areas in 2022, and ongoing concerns about elevator functionality, security systems, and maintenance of common areas. A pattern of fire safety system violations is evident, with multiple citations for alarm system maintenance issues between 2020 and 2024, though these were generally corrected promptly. The property has undergone various repairs and improvements, including a comprehensive fire alarm system installation in 2019 (valued at $148,200) and recent permits issued in 2024 for security improvements, community room modernization, and laundry room maintenance totaling over $680,000. Historical violations from 2016-2017 involving lead paint, mold, and interior surface issues were ultimately abated by March 2019.

Recent maintenance work has focused on addressing water damage, window retrofitting, and general repairs, with multiple permits issued in 2023-2024 for various improvements including drywall repairs, electrical upgrades, and common area maintenance. The building's documented fire incidents have primarily been false alarms or unintentional activations, with no reported civilian injuries. However, the recent pattern of complaints regarding window safety, mold, and common area maintenance suggests ongoing challenges with building upkeep and resident safety. The property management has generally addressed violations and maintenance issues once they are formally documented, though there are periodic recurring problems with basic building systems that affect resident comfort and safety.

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

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Risk rating

How 172-180 6Th 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
5%
No DBI
violation
95%
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.

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 3.9%
Moderate concern 10.9%
Severe concern 85.2%
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

172-180 6Th St event timeline

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

2026
Building Permit Jun 02
Unit 213, 313 and 413: install insulation, drywall, doors, flooring, trim where missing prime & painted affected area
$50,000 · Issued
Building Violation (NOV)Apr 22
Building violation

See all 32 events

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

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Every record we have

Full data for 172-180 6Th 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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