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278-280 18Th Ave

Central Richmond, SF 94121 1416025 2 units · 2 fl · 1905

A handful of records on file over the last seven years, and our model puts this building at a low risk of further maintenance problems in the next 12 months. A few records worth reading before you sign. Check whether they were closed out, and ask what was actually fixed.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Central Richmond — not a forecast
Above average
avg 0.5
1
FewerMore

This building has 1 novs (7y), above the Central Richmond average of 0.5.

Rent & eviction protection

Is 278-280 18Th 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 1905
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.

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 1905
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
Floors2
Year built1905
Total area2,578 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1416025
Ownership

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

Mailing address
480 Mitchell Ave San Leandro CA 94577
Last sale
October 28, 2021

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.

278 18th Ave, San Francisco, CA 94121
280 18th Ave, San Francisco, CA 94121
Augrented Insights
Initial analysis

The property at 278-280 18th Avenue in the Central Richmond neighborhood is a 2-unit, 2-story multi-family residential building constructed in 1905, currently owned by Henry V. and Marian Schock. The building has undergone several significant renovation attempts over recent years, with the most substantial being an approved $1.245 million project in April 2023 that includes a horizontal addition at the rear and comprehensive remodeling of both units. This current project involves updating bedrooms, bathrooms, and living spaces in both the ground floor and upper units. Prior to this, various renovation attempts were made, including a withdrawn 2022 permit for first floor modifications and a completed electrical upgrade in 2020 involving new lighting and receptacles.

The building has faced multiple compliance issues since 2019, with active violations related to stair repairs, occupancy issues, and unauthorized construction, all of which are scheduled for director hearing in December 2024. A specific complaint from June 2020 regarding persistent loud banging noises from one of the units has also been documented, potentially related to construction work. Earlier construction-related concerns include an expired permit from 2019 requiring the installation of a new deck and exterior stairs to address code violations. The building's systems have seen some upgrading, including a 2010 electrical panel upgrade to two 100-amp panels, though ongoing maintenance and compliance issues suggest attention may still be needed in certain areas.

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

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Risk rating

How 278-280 18Th 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

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
35thpercentile

Out of 2250 buildings in this neighborhood, 1462 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
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.

DBI tenant complaints (past 7 years)

Formal complaints tenants filed with DBI about this building over 7 years.

Director's hearing rate, owner's portfolio

Per-building rate of director's hearings across the owner's portfolio.

Director's hearings (past 7 years)

Director's hearings are escalated enforcement actions for buildings that haven't resolved violations — a serious signal.

12-Month risk forecast
Low failure risk 19%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

278-280 18Th Ave apartment reviews

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The story over time

278-280 18Th Ave event timeline

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

2023
Planning Project Jul 24
Two unit remodel with horizontal addition at rear. Remodeled ground floor unit consist of bedrooms, 1 full bath, & 1 half bath, & an open living/dining/kitchen. Second unit on second floor & third floor consist of an open living/dining/kitchen & a guest bath with access to balcony deck at second floor. Third floor master bedroom, bath, 2 bedroom, 1 full bath.
Closed
Building PermitApr 19
2-unit remodel w/horizontal addition at rear. remodeled g/f unit consist of bedrms, 1 full bath, & 1 half bath, & an open living/dining/kitchen. 2nd unit on 2/f & 3/f consist of an open living/dining/kitchen & a guest bath w/access to balcony deck @2/f. 3/f: master bedrm, bath, 2 bedrm, 1 full bath.

See all 10 events

Full history back to 2019 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 278-280 18Th Ave apartments

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

Side by side

How 278-280 18Th Ave compares to the neighborhood

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

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