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498 Hoffman Ave

Noe Valley, SF 94114 6502032 3 units · 2 fl · 1900

Nothing on record for this building in the last seven years. Our model still sees a moderate chance of maintenance problems in the next 12 months, from the owner's wider portfolio and the surrounding area rather than from anything recorded here. 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 Noe Valley — not a forecast
At or below average
avg 1.2
0
FewerMore

This building has 0 novs (7y), at or below the Noe Valley average of 1.2.

Rent & eviction protection

Is 498 Hoffman 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 1900
2 or more units
3 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 1900
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
Units3
Floors2
Year built1900
Total area3,956 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot6502032
Ownership

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

Mailing address
Mcdermott James Christopher 498A Hoffman Ave San Francisco CA 94114
Last sale
July 11, 2022

Landlord portfolio

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

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Augrented Insights
Initial analysis

The three-unit multi-family residential building at 498 Hoffman Avenue in Noe Valley, owned by James Christopher Mcdermott, has experienced several significant events and renovations over its history. Most recently, in 2014, the first-floor unit received a new forced air heater, and plumbing improvements were made including a drainage pump replacement and gas furnace installation. A notable incident occurred in 2013 when foundation work was conducted, rendering one unit temporarily uninhabitable, which resulted in building violations that were subsequently resolved. In 2012, a substantial renovation was carried out to remove an un-permitted lower/basement floor rental unit, requiring extensive work on the foundation, floors, and walls at a cost of $48,000. The building has undergone various other improvements including reroofing (1999), window and roof reinforcement work (1998), and comprehensive repairs to walls, plumbing, and electrical systems (1986).

The property has been the subject of several planning and permit applications, most notably a recent proposal to flatten the existing roof to improve livable height standards and potentially add a roof deck. This proposal includes addressing current window height issues and improving the building's visual appearance and structural integrity. The building's history shows consistent maintenance and upgrades over the years, though the removal of the un-permitted rental unit in 2012 was a significant event in its renovation history. Additionally, there was one documented tenant buyout in 2022 for $36,000, involving one tenant, though the circumstances and context of this buyout are not detailed in the records.

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

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Risk rating

How 498 Hoffman 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
38thpercentile

Out of 1879 buildings in this neighborhood, 1165 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
69%
No DBI
violation
31%
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 location

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

Estimated permit spend (past 7 years)

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

Owner's portfolio size

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

12-Month risk forecast
Moderate failure risk 31%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

498 Hoffman Ave apartment reviews

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On the map

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The story over time

498 Hoffman Ave event timeline

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

2026
Planning Record Jun 08
The project proposes converting an unconditioned portion of the rear ground‑floor into a 795 sq ft studio‑apartment ADU per California State ADU Program.
Under Review
Building PermitJun 03
Utilize existing unconditioned attached studio/workshop space on the ground floor as a 795 sq ft adu. add a full kitchen to one of the rooms in order to convert this space to an adu.

See all 6 events

Full history back to 2022 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 498 Hoffman Ave apartments

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

Side by side

How 498 Hoffman Ave compares to the neighborhood

This building against comparable properties in Noe Valley. 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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