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54-56 Sycamore St

Inner Mission, SF 94110 3576071 2 units · 3 fl · 1909

Nothing on record for this building in the last seven years, and our model puts it at a low risk of maintenance problems over the next 12 months. No public enforcement record to go on. Walk the building, ask the current tenants how repairs get handled, and get any promises in writing.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Inner Mission — not a forecast
At or below average
avg 2.7
0
FewerMore

This building has 0 novs (7y), at or below the Inner Mission average of 2.7.

Rent & eviction protection

Is 54-56 Sycamore 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 1909
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
RH3
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.

Statewide backstop · AB 1482

California Tenant Protection Act of 2019

Even when a building isn't covered by local rent stabilization, the statewide Tenant Protection Act (AB 1482) may still apply. It caps annual rent increases and requires the landlord to state a legal reason to end most tenancies.

15+ years since occupancy
Built 1909
Annual rent increase cap
5% + CPI, max 10%
Just-cause eviction
After 12 months
Local rent control likely takes priority. This building appears to fall under the local ordinance above, which is stronger than AB 1482. Where a local just-cause ordinance applies, its rules govern instead of the state cap.

AB 1482 does not apply to single-family homes and condos unless owned by a corporation, REIT, or an LLC with a corporate member; to owner-occupied duplexes; or to deed-restricted affordable housing. The Act is in effect until January 1, 2030. Not legal advice — see the California landlord–tenant guide.

Building characteristics
Units2
Floors3
Year built1909
Total area3,372 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot3576071
Ownership

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

Mailing address
Yuen Sang & So Hang Tam 1266 Regency Dr San Jose CA 95129
Last sale

Landlord portfolio

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

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Multiple entrances & addresses

Included addresses

All street addresses sharing this blocklot that are covered by this report.

56 Sycamore St, San Francisco, CA 94110
54 Sycamore St, San Francisco, CA 94110
Augrented Insights
Initial analysis

The three-story multi-family residential building at 54-56 Sycamore Street in the Inner Mission, owned by Tam Yuen Sang & So Hang Rev, has undergone significant renovations since its construction in 1909. The most substantial work occurred in 2009, when major improvements were made to the lower unit, including a foundation replacement, lowering of the first-floor slab, and the addition of new bedrooms, bathrooms, and living spaces, totaling approximately $160,000. The building received comprehensive upgrades in 2009-2011, including window replacements, staircase reconstruction, and a new 200-amp electrical service with updated wiring throughout both units. Building violations in 2010 related to interior surfaces, windows, heating, and security were all resolved by August 2010, and complaints about heating, window, and floor issues were addressed during this period.

More recently, the property has experienced some maintenance challenges, including multiple instances of graffiti removal in 2024 and recurring issues with garbage and debris management documented through 311 calls. While there have been two fire alarm incidents recorded (both non-fire related), there have been no reported civilian injuries. Recent building activity has primarily involved addressing exterior maintenance issues, as evidenced by multiple street space permits issued in 2018. The building's major systems receive regular attention, with multiple permits issued for plumbing and electrical work between 2009 and 2011, including heating system upgrades and new bathroom and kitchen installations. The property's history shows a pattern of substantial initial improvements followed by ongoing maintenance and repair work, with all major building violations from 2010 resolved and no active violations as of the latest records.

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

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Risk rating

How 54-56 Sycamore 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

Lower risk — safer than most nearby

DBI rarely finds violations here. Strong maintenance history and a clean complaint record.

Typical — about average for the neighborhood

Some past violations or complaints on record. Worth asking the landlord about any open issues before signing.

Higher risk — riskier than most nearby

Elevated violation and complaint history. DBI has found issues here before and is statistically likely to again.

Neighborhood percentile
77thpercentile

Out of 2380 buildings in this neighborhood, 547 are predicted to be safer. The band is relative to this neighborhood, so a share of every neighborhood falls in each colour.

RiskiestSafest
Predicted 12-month outcome
79%
No DBI
violation
21%
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 (ZIP code)

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

Construction spend, owner's portfolio

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

Neighborhood location

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

12-Month risk forecast
Low failure risk 21%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

54-56 Sycamore St apartment reviews

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The story over time

54-56 Sycamore St event timeline

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

2023
311 Request Apr 26
General cleaning
Other Loose Garbage

See all 1 events

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

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Every record we have

Full data for 54-56 Sycamore St apartments

13 SF public datasets for this parcel — permits, violations, complaints, fire records, 311 calls, planning records, and buyouts.

Side by side

How 54-56 Sycamore St compares to the neighborhood

This building against comparable properties in Inner Mission. Toggle filters to narrow the peer group.

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Cancel anytime · Data sourced from SF Open Data, DBI, SFFD, SF Rent Board & Planning

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