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237 San Carlos St

Inner Mission, SF 94110 3596031 2 units · 2 fl · 1906

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 Inner Mission
At or below average
avg 2.6
0
FewerMore

This building has 0 novs (7y), at or below the Inner Mission average of 2.6.

Rent & eviction protection

Is 237 San Carlos 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 1906
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 built1906
Total area2,236 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot3596031
Ownership

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

Owner name
Regalia Lori L & Donald G
Mailing address
1399 Ygnacio Valley Road Walnut Creek CA 94596
Last sale
041796

Landlord portfolio

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

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Augrented Insights
Initial analysis

The property at 237 San Carlos Street is a two-unit, two-story residential building located in San Francisco's Inner Mission neighborhood. Built in 1906, this flats and duplex structure is currently owned by Lori L. Regalia and Donald G. Regalia. The building's maintenance record shows limited internal modifications, with only one documented plumbing change - a completed gas houseline extension permit from 2008.

The surrounding infrastructure and public areas have experienced several maintenance issues in recent months. Between July and October 2023, there were multiple reports of loose garbage requiring general cleaning in the street area, with the most recent occurrences documented on October 28 and December 16, 2023. There were also significant concerns about the sidewalk and curb conditions in July 2023, with multiple reports of defects including collapsed sections, though most of these cases were resolved promptly. One sidewalk defect case remained open as of July 2023. Earlier in the summer, on June 23, 2023, there was a report of non-offensive graffiti, though this case was administratively closed due to technical issues with service delivery. The limited internal modification history and the building's age suggest that maintenance and safety requirements should be monitored closely, particularly given the recent patterns of sidewalk infrastructure issues in the immediate vicinity.

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

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Risk rating

How 237 San Carlos 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
81th percentile

Out of 2380 buildings in this neighborhood, 452 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
81%
No DBI
violation
19%
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.

Building age

Older buildings tend to have more maintenance challenges; SF's pre-1906 earthquake housing stock carries distinct risk.

Neighborhood (ZIP code)

The ZIP code captures local housing market and enforcement patterns that affect all buildings in the area.

Building permits, owner's portfolio

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

12-Month severity forecast
No violation 77.0%
Moderate concern 14.0%
Severe concern 9.0%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

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The story over time

237 San Carlos St event timeline

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

2023
311 Request Jul 06
Curb or curb ramp defect
Curb or Curb Ramp Defect
311 RequestJul 06
Sidewalk defect

See all 3 events

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

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Every record we have

Full data for 237 San Carlos 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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