Free SF apartment background check

20-28 Rosemont Pl

Mission Dolores, SF 94103 3534022 4 units · 3 fl · 1906

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 Mission Dolores
Above average
avg 2.9
31
FewerMore

This building has 31 novs (7y), above the Mission Dolores average of 2.9.

Rent & eviction protection

Is 20-28 Rosemont Pl 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 1906
2 or more units
4 units
Property type
Multi-Family Residential
Zoning
RM1
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
Floors3
Year built1906
Total area4,168 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot3534022
Ownership

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

Owner name
Morris Dianne Rev Liv Trust
Mailing address
4789 Hillsborough Dr Petaluma CA 94954
Last sale
020299

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.

28 Rosemont Pl, San Francisco, CA 94103
22 Rosemont Pl, San Francisco, CA 94103
26 Rosemont Pl, San Francisco, CA 94103
20 Rosemont Pl, San Francisco, CA 94103
24 Rosemont Pl, San Francisco, CA 94103
Augrented Insights
Initial analysis

The three-story, four-unit multi-family residential building at 20-28 Rosemont Place in Mission Dolores, constructed in 1906, has experienced notable maintenance and safety issues in recent years, particularly between 2023-2024. Most concerning are the documented water damage and mold problems, with multiple complaints in early 2023 about leaks affecting bedrooms, hallways, and the garage, along with reports of toxic black mold. The building has also faced challenges with stairway maintenance, requiring repairs in both 2005 and 2018, and there have been three separate instances of roof-related work between 2015-2018. Recent building violations in 2023 included issues with work practices, access restrictions, ventilation, and interior cleanup standards, while the most recent complaints from 2024-2025 involve unpermitted construction work and safety concerns during ongoing repairs.

The property has undergone several permitted improvement projects, including window replacements in 2018 and electrical upgrades in 2005-2009. However, the numerous building complaints and violations suggest recurring maintenance challenges. A blocked exit issue was reported and corrected in September 2023, and there have been multiple instances of water-related problems, including repeated complaints about leaks and water damage. The building's current ownership, the Morris Dianne Rev Liv Trust, has maintained the property through various repairs and improvements, but the frequency and nature of recent complaints indicate ongoing maintenance and safety concerns. The property has also experienced periodic issues with parking enforcement and street cleaning, as evidenced by multiple 311 calls in 2024-2025.

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

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Risk rating

How 20-28 Rosemont Pl'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
3th percentile

Out of 799 buildings in this neighborhood, 775 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
14%
No DBI
violation
86%
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.

NOV rate, owner's portfolio

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

Number of units

The number of units affects how the model reads complaint and violation totals — more units means more potential sources.

12-Month severity forecast
No violation 8.0%
Moderate concern 45.0%
Severe concern 47.0%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

20-28 Rosemont Pl apartment reviews

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The story over time

20-28 Rosemont Pl event timeline

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

2026
Building Violation (NOV) Mar 11
Building violation
Located at rear exterior, behind the wall of 20 rosemont. paint all pipes to seal old paint that potentially contains lead. young kids pres…
Building Violation (NOV)Mar 11
Building violation

See all 15 events

Full history back to 2023 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 20-28 Rosemont Pl 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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