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1486-1488 18Th Ave

Inner Sunset, SF 94122 1836009B 2 units · 2 fl · 1926

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 Inner Sunset
At or below average
avg 1.1
0
FewerMore

This building has 0 novs (7y), at or below the Inner Sunset average of 1.1.

Rent & eviction protection

Is 1486-1488 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 1926
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 built1926
Total area2,868 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1836009B
Ownership

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

Owner name
Westhoff Norman P
Mailing address
1218 Delaware St Apt 5 Lawrence KS 66044
Last sale
000000

Landlord portfolio

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

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Multiple entrances & addresses

Included addresses

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

1488 18th Ave, San Francisco, CA 94122
1486 18th Ave, San Francisco, CA 94122
Augrented Insights
Initial analysis

The two-unit residential building at 1486-1488 18th Avenue in the Inner Sunset, owned by Norman P. Westhoff, is a two-story flats and duplex structure built in 1926. The building has undergone several maintenance and safety-related updates in recent years, including a complete roof replacement in June 2024 costing $10,000, and two water heater replacements in 2017 (one successful and one that expired). A notable incident involving combustible/flammable gas/liquid conditions was recorded in the fire incident database, though no civilian injuries were reported and no date was specified.

The property has experienced recurring issues with street cleaning and debris management, with three garbage and debris complaints filed between June and August 2024, including reports of loose garbage, yard waste, and furniture. The building has also faced significant parking enforcement challenges, particularly in late 2024, with multiple complaints about blocked driveways between September and December 2024. These incidents resulted in several citations being issued, with at least one call being invalidated due to incomplete reporting information. Additionally, there were two other illegal parking incidents recorded, one of which involved a specific vehicle and was addressed by responding officers. The most recent building-related communication occurred in December 2024 with the Rent Board regarding fee and housing inventory matters, though this case was resolved with a voicemail.

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

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Risk rating

How 1486-1488 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

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
51th percentile

Out of 1493 buildings in this neighborhood, 732 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
83%
No DBI
violation
17%
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.

Construction spend, owner's portfolio

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

Building permits, owner's portfolio

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

12-Month severity forecast
No violation 79.7%
Moderate concern 14.0%
Severe concern 6.3%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

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The story over time

1486-1488 18Th Ave event timeline

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

2024
Building Permit Jun 20
Reroofing - full tear off old 3-ply and torch down (15sf)
$10,000 · Complete

See all 6 events

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

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Every record we have

Full data for 1486-1488 18Th 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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