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648 Capp St

Inner Mission, SF 94110 3615037 2 units · 2 fl · 1885

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 648 Capp 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 1885
2 or more units
2 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
Units2
Floors2
Year built1885
Total area2,280 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot3615037
Ownership

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

Owner name
Collins Kenneth H
Mailing address
650 Capp St San Francisco CA 94110
Last sale
050898

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 648 Capp Street in San Francisco's Inner Mission, owned by Kenneth H. Collins, is a 2-story flats and duplex structure dating back to 1885. The property has experienced a notable number of incidents over the past year, with the most pressing current concern being an open hazardous materials case from May 2024 involving unknown liquid substances (potentially oil, paint, or other materials) on the street or sidewalk area. The building and its immediate surroundings have faced recurring issues with graffiti, both on the building itself and public infrastructure such as parking meters, though most of these cases have been resolved or transferred to other departments for handling.

The property has been subject to multiple parking-related incidents, with several reports of vehicles blocking driveways, resulting in at least one citation being issued in August 2024. Street cleanliness appears to be an ongoing concern, with multiple reports of garbage, debris, and even human waste recorded throughout 2024. While some of these issues have been resolved, their frequency suggests a pattern that may affect resident quality of life. The building has maintained its dual-unit configuration and historical character over the past year, though the significant number of reported incidents and open cases related to street conditions and maintenance in the vicinity warrants attention.

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

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Risk rating

How 648 Capp 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
98th percentile

Out of 2380 buildings in this neighborhood, 48 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
92%
No DBI
violation
8%
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.

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 90.5%
Moderate concern 7.4%
Severe concern 2.0%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
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The story over time

648 Capp 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 648 Capp 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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