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3471-3475 Mission St

Bernal Heights, SF 94110 5673020 3 units · 3 fl · 1907

This building has far more open problems than almost any other in the neighborhood. A handful of unresolved issues. Worth a careful walk-through and pointed questions.

NOVs (7y) vs. neighborhood
Compared to a typical building in Bernal Heights
At or below average
avg 1.2
0
FewerMore

This building has 0 novs (7y), at or below the Bernal Heights average of 1.2.

Rent & eviction protection

Is 3471-3475 Mission 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 1907
2 or more units
3 units
Property type
Multi-Family Residential
Zoning
NC3
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
Floors3
Year built1907
Total area4,125 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot5673020
Ownership

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

Owner name
Celia Umberto
Mailing address
495 Lowell St Daly City CA 94014
Last sale
102000

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.

3471 Mission St, San Francisco, CA 94110
3473 Mission St, San Francisco, CA 94110
3475 Mission St, San Francisco, CA 94110
Augrented Insights
Initial analysis

The three-unit multi-family residential building at 3471-3475 Mission Street in Bernal Heights, owned by Celia Umberto and built in 1907, has undergone several significant maintenance and repair projects over the past three decades. Recent major work includes a torch-on roof replacement completed in 2019 (cost: $4,500) and multiple sidewalk repairs. The building has a documented history of maintenance issues, particularly in the late 1990s and early 2000s, including substantial problems with the rear stairs, windows, and water systems. Between 2000-2002, the property faced multiple housing code violations requiring repairs to windows, ceilings, plumbing, and heating systems, with most violations being abated by November 2001. These earlier issues included water damage, mold, plumbing problems, and inadequate heating, suggesting significant maintenance challenges during that period.

The property has experienced various safety and maintenance incidents, including multiple fire alarm system malfunctions, one gas leak incident (with no civilian injuries), and several 311 service calls regarding building cleanliness and street conditions. Recent building complaints from 2019-2020 have raised concerns about bathroom leaks, mold, electrical issues, and a vacant storefront, though these complaints are no longer active. Between 2022-2024, there have been several reports of street cleaning needs, graffiti, and pavement defects in the surrounding area, which have been addressed by city services. The building's earlier years (1985-1990) show records of routine maintenance work such as kitchen hood installations and multiple roof repairs, indicating ongoing building system maintenance over time.

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

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Risk rating

How 3471-3475 Mission 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
7th percentile

Out of 1276 buildings in this neighborhood, 1187 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
43%
No DBI
violation
57%
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 complaint rate, owner's portfolio

Per-building complaint rate across the owner's portfolio.

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.

12-Month severity forecast
No violation 34.6%
Moderate concern 41.0%
Severe concern 24.3%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

3471-3475 Mission St apartment reviews

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The story over time

3471-3475 Mission St event timeline

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

2020
DBI Complaint Jun 18
Vacant store front
Code Enforcement Section

See all 2 events

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

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Every record we have

Full data for 3471-3475 Mission 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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