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401 Clayton St

Haight Ashbury, SF 94117 1225001

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 Haight Ashbury
At or below average
avg 1.8
0
FewerMore

This building has 0 novs (7y), at or below the Haight Ashbury average of 1.8.

Rent & eviction protection

Is 401 Clayton 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 unknown
2 or more units
? units
Property type
Multi-Family Residential
Zoning
RM2
Not rent-controlled. Buildings constructed after 1978 are generally exempt from SF rent increase limits under the Costa-Hawkins Act.

Based on SF Assessor records. Not legal advice — confirm with the SF Rent Board.

Building characteristics
Units
Floors
Year built
Total area
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot1225001
Ownership

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

Owner name
Mischel David
Mailing address
401 Clayton St San Francisco CA 94117
Last sale
062519

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.

401 A Clayton St, San Francisco, CA 94117
401 Clayton St, San Francisco, CA 94117
Augrented Insights
Initial analysis

The three-story multi-family residential building at 401 Clayton Street in the Haight-Ashbury neighborhood, owned by David Mischel, is a two-unit structure built in 1900 that has undergone several significant renovations and maintenance works over the years. Most recently, in 2016, the property underwent substantial improvements including a complete reroofing project with 30-year shingles costing $11,000, along with major interior renovations to Unit 401A that included kitchen and bathroom remodeling ($25,000) and the addition of a half bath ($4,000). These improvements were accompanied by corresponding electrical and plumbing upgrades. Earlier renovations included various kitchen and bathroom updates in 2005 ($20,000) and 1987 (expired permit), installation of aluminum windows in 1988, and replacement of stairs and porch components.

The building's recent history shows increased activity in late 2024 and early 2025, with multiple 311 calls regarding street maintenance issues including graffiti on public infrastructure (January 2025) and several reports of abandoned furniture and debris on the sidewalk, though these were generally resolved promptly by city services. A benign fire incident involving outside rubbish was recorded, with no civilian injuries reported. The property appears to be well-maintained from a structural perspective, with no major building code violations or safety concerns on record, though the recent concentration of street cleaning issues in the vicinity may reflect broader neighborhood challenges.

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

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Risk rating

How 401 Clayton 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 581 buildings in this neighborhood, 12 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
93%
No DBI
violation
7%
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 location

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

Construction spend, owner's portfolio

Estimated permit value across all of this owner's buildings.

12-Month severity forecast
No violation 84.3%
Moderate concern 10.4%
Severe concern 5.3%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

401 Clayton St apartment reviews

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The story over time

401 Clayton St event timeline

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

2026
311 Request May 06
Garbage and debris
other loose garbage debris yard waste
311 RequestMay 06
Garbage and debris

See all 6 events

Full history back to 2025 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 401 Clayton 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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