Free SF apartment background check

1329-1331 Bay St

Marina, SF 94123 0472038 2 units · 2 fl · 1928

This building has significantly more problems than most nearby buildings. A handful of unresolved issues. Worth a careful walk-through and pointed questions.

NOVs (7y) vs. neighborhood

Compared to a typical building in Marina

Above average

avg 1.1

31

FewerMore

This building has 31 novs (7y), above the Marina average of 1.1.

12-Month Maintenance Forecast

54%

(risk — lower is better)

Some concerns

Estimated probability of a DBI violation or complaint in the next 12 months.

7-YEAR TREND Violations + complaints / yr

'20

'21

'22

'23

'24

'25

'26

'27*

*Next year, projected from recent activity and predicted risk.

7-Year Historical Counts

31

NOVs (7y)

8

DBI Complaints (7y)

8

311 Calls (7y)

0

Fire Incidents

0

2nd NOVs

1

Dir. Hearings

0

City Atty

8

Permits (7y)

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Rent & eviction protection

Is 1329-1331 Bay 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 1928

2 or more units

2 units

Property type

Multi-Family Residential

Zoning

RM1

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

Units	2
Floors	2
Year built	1928
Total area	3,350 sq ft
Property type	Multi-Family Residential
Tax status	Home Owners
Blocklot	0472038

Ownership

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

Owner name

Orest R Demaria 2016 Revoc

Mailing address

Michelle Demaria, Tte 2230 Mason St Apt 302 San Francisco CA 94133

Last sale

120606

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.

1329 Bay St, San Francisco, CA 94123

1331 Bay St, San Francisco, CA 94123

Augrented Insights

Initial analysis

The property at 1329-1331 Bay Street is a two-unit, two-story multi-family residential building constructed in 1928, currently owned by Orest R Demaria 2016 Revoc. The building has undergone significant recent improvements, with substantial work completed in 2023 including voluntary seismic strengthening (completed May 2023 with wood shear walls and Simpson moment frame), comprehensive bathroom and kitchen remodeling (completed February 2023), and electrical upgrades including new sub-panels and wiring (completed February 2023). The building has also received important safety improvements, including a new roof deck permit filed in July 2022, and recent plumbing upgrades including furnace and ductwork replacement (February 2024) along with various bathroom fixture installations (February 2023).

The property has experienced several maintenance and safety issues in the past, most notably during 2020-2022, including water damage, electrical problems, plumbing issues, and interior surface concerns that resulted in multiple violations. These violations were addressed and abated by April 2021. A significant recent complaint about a painted billboard on the building was filed in March 2024. The building's permits and improvements suggest active maintenance and upgrading of the property, with particular attention to seismic safety, plumbing systems, and general modernization. A permit for additional work to expand the fourth floor bedroom and bath, including light well infill and stair redesign, is currently under review as of April 2024. The property has also undergone recent window improvements, with the replacement of 11 existing wood windows on the front facade completed in July 2024.

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

Risk rating

How 1329-1331 Bay 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

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

17th percentile

Out of 988 buildings in this neighborhood, 820 are predicted to be safer.

RiskiestSafest

Predicted 12-month outcome

46%

No DBI
violation

54%

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.

NOV rate, owner's portfolio

Per-building NOV rate across everything this owner manages — high rates signal pattern neglect.

Notices of Violation (past 7 years)

DBI issued Notices of Violation at this address over the last 7 years — a direct record of code enforcement activity.

DBI tenant complaints (past 7 years)

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

12-Month severity forecast

No violation 32.4%

Moderate concern 32.9%

Severe concern 34.7%

Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.

Apartment reviews

1329-1331 Bay St apartment reviews

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The story over time

1329-1331 Bay St event timeline

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

2025

DBI Complaint Jun 25

Date last observed: 25-jun-25; exact location: main bldg; building type: residence/dwelling ; additional information: address identification is too small, can¿t read clearly from the road fronting the property ;

Building Inspection Division

DBI ComplaintJun 25

Date last observed: 25-jun-25; exact location: main bldg; building type: residence/dwelling ; additional information: unable to see or view address from the road fronting the property ;

See all 31 events

Full history back to 2020 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 1329-1331 Bay St apartments

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

What this is

Permits issued by the SF Department of Building Inspection for new construction, alterations, and repairs. Includes estimated cost and current permit status.

Permit #	Description	Cost	Filed	Status
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What this is

Plumbing permit applications filed with the SF Department of Building Inspection. Covers plumbing installation, repair, and replacement work.

Permit #	Description	Filed	Status
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What this is

Electrical permit applications filed with the SF Department of Building Inspection. Covers electrical wiring, panel upgrades, and related work.

Permit #	Description	Filed	Status
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What this is

Notices of Violation issued by the SF Department of Building Inspection for code violations. Unresolved notices can escalate to legal action.

Date Filed	Complaint #	Description	Item	Category	Status
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What this is

Complaints filed with the SF Department of Building Inspection about code violations. Tracks the complaint lifecycle from filing through abatement or referral.

Complaint #	Date Filed	Date Abated	Division	Status	Description
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What this is

Planning Department project entitlements — discretionary review, conditional use, variances, and environmental review for this parcel.

Address	Opened	Closed	Status	Description	Applicant
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What this is

Planning Department administrative and compliance records that are not full project entitlements — pre-application meetings, code violations, and referrals.

Address	Opened	Closed	Status	Description	Applicant
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What this is

SFFD fire incidents geo-joined to this parcel. Covers structure fires, alarms, and emergency responses with injury and fatality counts.

Date	Situation	Civilian Injuries	Civilian Fatalities
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What this is

Fire code violations issued by the SFFD. Tracks corrective actions required and resolution status for fire safety code enforcement.

Violation Date	Description	Corrective Action	Status	Close Date
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What this is

Fire code complaints received by the SF Fire Department geo-joined to this parcel. Includes complaint type, disposition, and outcome.

Received	Description	Disposition Date	Disposition
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What this is

SF 311 service requests geo-joined to this parcel. Includes maintenance complaints, street/sidewalk issues, and quality-of-life requests.

Opened	Type	Agency	Category	Details	Status
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What this is

Buildings subject to SF's mandatory soft-story seismic retrofit program. Unreinforced multi-story wood-frame buildings must meet compliance tiers.

Tier	Status
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What this is

Tenant buyout (Ellis Act pre-cursor) agreements recorded with the SF Rent Board. Tracks amounts paid to tenants to vacate rent-controlled units.

Disclosure Date	Buyout Date	Amount	Tenants
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Cancel anytime · Data sourced from SF Open Data, DBI, SFFD, SF Rent Board & Planning