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670 Lombard St

North Beach, SF 94133 0064015 8 units · 3 fl · 1929

Nothing on record for this building in the last seven years, but our model still flags a rising risk of maintenance problems in the next 12 months. That forecast comes from the owner's wider portfolio and the surrounding area, not from this building's own record — treat it as a reason to ask questions, not as evidence of a problem. 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 North Beach — not a forecast
At or below average
avg 2.2
0
FewerMore

This building has 0 novs (7y), at or below the North Beach average of 2.2.

The bar and the rating point different ways because they measure different things: the bar counts DBI violations already on file, the rating forecasts the next 12 months.

Rent & eviction protection

Is 670 Lombard 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 1929
2 or more units
8 units
Property type
Multi-Family Residential
Zoning
RM2
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 1929
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
Units8
Floors3
Year built1929
Total area10,250 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot0064015
Ownership

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

Owner name
Mailing address
870 Market St Ste 500 San Francisco CA 94102
Last sale
May 26, 2017

Landlord portfolio

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

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Augrented Insights
Initial analysis

The 8-unit, 3-story apartment building at 670 Lombard Street in North Beach, constructed in 1929, has undergone significant modernization and safety improvements over recent years. Most notably, the building added two new dwelling units in 2017, converting the basement space, which was followed by comprehensive fire safety upgrades including new NFPA 13 fire sprinklers and a modern fire alarm system completed in 2019. The property has successfully completed its mandatory soft-story retrofit program as a Tier 4 building, ensuring improved seismic safety. Recent improvements include a major renovation of Unit #4 in late 2022 to convert it from a one-bedroom to a two-bedroom unit, featuring new bathrooms and kitchen modifications, along with corresponding electrical and plumbing upgrades.

The building has maintained regular housing inspections, with no active violations recorded since 2006. Recent 311 calls primarily relate to exterior street cleaning issues, with the most recent cases occurring in 2024. The property's comprehensive upgrade history demonstrates attention to both resident comfort and safety, with recent improvements totaling over $250,000 in value. The building currently meets all required housing codes and safety standards, with no recorded fire incidents beyond routine alarm system checks and maintenance. The property owner, 670 Lombard St LLC, has overseen systematic improvements to the building's infrastructure, including roofing, plumbing, and electrical systems, ensuring the property remains compliant with current safety requirements.

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

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Risk rating

How 670 Lombard 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
17thpercentile

Out of 362 buildings in this neighborhood, 300 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
41%
No DBI
violation
59%
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 size

Total floor area — a proxy for building scale and the number of systems (plumbing, electrical, HVAC) that can fail.

Number of units

The number of units affects how the model reads complaint and violation totals — more units means more potential sources.

Neighborhood location

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

12-Month risk forecast
High failure risk 59%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

670 Lombard St apartment reviews

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On the map

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The story over time

670 Lombard St event timeline

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

2025
311 Request Feb 05
Garbage and debris
furniture

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 670 Lombard St apartments

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

Side by side

How 670 Lombard St 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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