Free SF apartment background check

3832 21St St

Eureka Valley/Dolores Heights, SF 94114 3603013 2 units · 2 fl · 1905

This building has a higher-than-average number of open problems nearby. Few open issues; problems get fixed quickly. A reasonable bet for a smooth tenancy.

NOVs (7y) vs. neighborhood
Compared to a typical building in Eureka Valley/Dolores Heights
At or below average
avg 1.3
0
FewerMore

This building has 0 novs (7y), at or below the Eureka Valley/Dolores Heights average of 1.3.

Rent & eviction protection

Is 3832 21St 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 1905
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
RH2
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
Units2
Floors2
Year built1905
Total area1,770 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot3603013
Ownership

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

Owner name
Severson Matthew William
Mailing address
3832 21st St San Francisco CA 94114
Last sale
070816

Landlord portfolio

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

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Augrented Insights
Initial analysis

The two-unit residential building at 3832 21st Street, owned by Matthew William Severson, is a two-story flats and duplex structure built in 1905 in the Eureka Valley/Dolores Heights neighborhood. The property has undergone significant renovations in recent years, with the most substantial work occurring in 2015, including the removal of an unpermitted deck enclosure and comprehensive updates to the kitchen and bathrooms, including the addition of a second bathroom to the upper-level master bedroom and a laundry closet, with associated plumbing and electrical work totaling approximately $60,000. Earlier renovation history from the 1980s shows previous foundation and structural work, including stair repairs and joist replacement, though these permits are now expired. The building has demonstrated sustainability upgrades, including the installation of a 4kW solar PV system in 2009, with 20 roof-mounted modules and associated electrical infrastructure.

Recent activity at the property has primarily involved maintenance and compliance matters, with multiple 311 calls between July and October 2024 regarding waste management issues, particularly concerning toter placement and debris on the property. These waste management concerns appear to have generated several enforcement actions and inspections by city services, indicating an ongoing challenge with garbage receptacle handling at the property. There have also been two reports of abandoned vehicles near the property in late 2023 and mid-2024, though in both cases the vehicles were gone when authorities arrived. The most recent building-related service was a street cleaning call in November 2024, which was resolved with no work needed. A recent planning record from 2023 suggests discussions regarding a proposed rear addition to the residence, though this appears to have been in the preliminary review stage for code compliance.

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

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Risk rating

How 3832 21St 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
71th percentile

Out of 1278 buildings in this neighborhood, 371 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
83%
No DBI
violation
17%
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.

Neighborhood location

Precise location is a proxy for neighborhood-level risk — some SF blocks have systematically higher DBI activity.

Building permits, owner's portfolio

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

Estimated permit spend (past 7 years)

Dollar value of permits pulled at this address — large recent spend can signal deferred-maintenance catch-up.

12-Month severity forecast
No violation 83.1%
Moderate concern 11.5%
Severe concern 5.5%
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

3832 21St St event timeline

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

No dated public records on file yet.
Every record we have

Full data for 3832 21St 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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