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349-357 Pierce St

Hayes Valley, SF 94117 0845001 5 units · 3 fl · 1885

This building has a substantial enforcement record over the last seven years, and our model predicts continuing maintenance failures over the next 12 months. Read the records below before you sign. Ask which issues were resolved, get repair commitments in writing, and inspect the unit yourself.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Hayes Valley — not a forecast
Above average
avg 2.2
10
FewerMore

This building has 10 novs (7y), above the Hayes Valley average of 2.2.

Rent & eviction protection

Is 349-357 Pierce 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 1885
2 or more units
5 units
Property type
Multi-Family Residential
Zoning
RH3
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 1885
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
Units5
Floors3
Year built1885
Total area12,150 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot0845001
Ownership

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

Owner name
Mailing address
530-c Alameda D Prado #113 Novato CA 94949
Last sale

Landlord portfolio

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

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Multiple entrances & addresses

Included addresses

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

353 Pierce St, San Francisco, CA 94117
349 Pierce St, San Francisco, CA 94117
355 Pierce St, San Francisco, CA 94117
351 Pierce St, San Francisco, CA 94117
357 Pierce St, San Francisco, CA 94117
Augrented Insights
Initial analysis

The property at 349-357 Pierce Street is a three-story, five-unit multi-family residential building with commercial space, constructed in 1885 and currently owned by Suzanne Mabardy. The building has undergone several significant improvements in recent years, most notably completing its mandatory soft-story retrofit in 2022-2023 (with a commercial portion costing $20,000 and residential portion $45,000), which included structural upgrades to improve seismic safety with moment frame and shear wall modifications. Recent maintenance work has focused on essential infrastructure updates, including the replacement of the building's water main line (2022), electrical system improvements (2022), and plumbing upgrades such as kitchen drain stack replacement and new sewage ejector installation (2020). The building's heating and ventilation systems were also modernized in 2011-2012, including furnace and flue replacements, and earthquake valves were installed for all units in 2011.

The property has experienced various maintenance and repair issues over its history, with more recent concerns primarily relating to water damage and ceiling leaks (2023), and an uncontained work complaint regarding exterior walls and windows (2024). Historical building violations from 2011 included multiple interior maintenance issues such as inadequate heating, lighting problems, and concerns about stairs, doors, windows, and floors, though these were all addressed and abated by January 2012. The commercial portion of the building has experienced periodic vacancy, with recent complaints about an empty storefront (2023). Recent 311 calls (2024-2025) have primarily involved external issues such as parking enforcement requests and sidewalk cleaning matters. The building is currently in compliance with the Soft Story program requirements as a Tier 4 property with Certificate of Final Completion issued.

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

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Risk rating

How 349-357 Pierce 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
12thpercentile

Out of 1027 buildings in this neighborhood, 904 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
32%
No DBI
violation
68%
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.

DBI tenant complaints (past 7 years)

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

Number of units

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

12-Month risk forecast
High failure risk 68%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

349-357 Pierce St apartment reviews

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The story over time

349-357 Pierce St event timeline

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

2026
Building Violation (NOV) Jun 23
Building violation
Located in living room. replace electrical plate.
Building Violation (NOV)Jun 23
Building violation

See all 18 events

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

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Every record we have

Full data for 349-357 Pierce St apartments

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

Side by side

How 349-357 Pierce 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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