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705 20Th Ave

Central Richmond, SF 94121 1663001A 2 units · 2 fl · 1919

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 Central Richmond
At or below average
avg 0.5
0
FewerMore

This building has 0 novs (7y), at or below the Central Richmond average of 0.5.

Rent & eviction protection

Is 705 20Th Ave 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 1919
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 built1919
Total area2,005 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1663001A
Ownership

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

Owner name
Raymond K & Mary P Chan Rev
Mailing address
Chan Mary P & Raymond K--tr 195 Victory Circle San Ramon CA 94583
Last sale
000000

Landlord portfolio

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

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Augrented Insights
Initial analysis

The two-unit multi-family residential building at 705 20th Avenue in Central Richmond is a two-story structure built in 1919 and currently owned by Raymond K & Mary P Chan Rev. The property has undergone several significant infrastructure upgrades in recent years, with the most substantial work occurring in late 2020 when major improvements were completed including plumbing code upgrades, electrical system updates, installation of new fixtures, and laundry connections, with a total investment of approximately $12,700. These improvements were complemented by separate plumbing and electrical permits completed in December 2020, which included the installation of GFI outlets, exhaust fan, recessed lights, and new gas lines.

The building's maintenance history shows attention to structural safety, with a documented repair to the rear staircase in 2018 to address dry rot, completed at a cost of $5,000. Earlier improvements include a complete reroofing in 2014 (costing $21,484) and a previous expired roofing permit from 1996. The property's external environment has experienced numerous parking-related issues in 2024, with multiple reports of abandoned vehicles and illegal parking that required MTA enforcement, though most cases were resolved when officers arrived. There were also two instances of garbage and debris complaints in mid-2024, which were addressed by city services. A single false fire alarm incident was recorded, with no civilian injuries reported. The building's permit and inspection history indicates regular maintenance and upgrading of essential systems, particularly focusing on safety code compliance and modernization of existing infrastructure.

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

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Risk rating

How 705 20Th Ave'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
77th percentile

Out of 2250 buildings in this neighborhood, 518 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
88%
No DBI
violation
12%
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.

Estimated permit spend (past 7 years)

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

Building permits, owner's portfolio

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

Owner's portfolio size

Number of SF parcels this owner is registered on — larger portfolios have distinct risk patterns.

12-Month severity forecast
No violation 83.2%
Moderate concern 12.8%
Severe concern 4.0%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

705 20Th Ave apartment reviews

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The story over time

705 20Th Ave event timeline

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

2026
311 Request Mar 26
Abandoned vehicle
Parking Enforcement
311 RequestMar 10
Abandoned vehicle

See all 8 events

Full history back to 2020 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 705 20Th Ave 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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