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1387 31St Ave

Central Sunset, SF 94122 1786012A 2 units · 2 fl · 1947

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 Central Sunset
At or below average
avg 0.7
0
FewerMore

This building has 0 novs (7y), at or below the Central Sunset average of 0.7.

Rent & eviction protection

Is 1387 31St 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 1947
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
NC2
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 built1947
Total area2,475 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1786012A
Ownership

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

Owner name
Rockport & 31St Avenue Llc
Mailing address
1605 Nobu Drive San Jose CA 95131
Last sale
071703

Landlord portfolio

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

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Augrented Insights
Initial analysis

The two-unit residential building at 1387 31st Avenue in San Francisco's Central Sunset neighborhood is a two-story flats and duplex structure built in 1947, currently owned by Rockport & 31st Avenue LLC. The property's maintenance history includes a complete reroofing project completed in 1999, though there is an expired permit from the same year that proposed significant interior modifications including the addition of a playroom, bedroom, half bath, and replacement of furnaces and water heaters. A minor street space permit was issued in 2012 with a nominal cost.

The building has experienced a notable pattern of driveway access issues in recent months, with eight documented cases of driveway blocking between May and November 2024. Most of these incidents have resulted in citations being issued, particularly in September and October when identifiable vehicles were involved. The regularity of these incidents suggests an ongoing challenge with parking enforcement in the vicinity, though it's worth noting that these incidents do not directly reflect on the building's internal conditions or management. The most recent building-related activity on record is from August 2012, with no major building modifications or improvements documented in the past decade.

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

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Risk rating

How 1387 31St 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
78th percentile

Out of 814 buildings in this neighborhood, 179 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
88%
No DBI
violation
12%
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.

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.

Estimated permit spend (past 7 years)

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

12-Month severity forecast
No violation 81.9%
Moderate concern 12.6%
Severe concern 5.4%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

1387 31St Ave apartment reviews

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The story over time

1387 31St Ave event timeline

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

2026
311 Request Jun 16
Blocking driveway cite only
Parking Enforcement
311 RequestJun 14
Blocking driveway cite only

See all 5 events

Full history back to 2026 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 1387 31St 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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