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827-829 Fillmore St

Alamo Square, SF 94117 0798005 4 units · 2 fl · 1900

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 Alamo Square
At or below average
avg 2.3
0
FewerMore

This building has 0 novs (7y), at or below the Alamo Square average of 2.3.

Rent & eviction protection

Is 827-829 Fillmore 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 1900
2 or more units
4 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.

Building characteristics
Units4
Floors2
Year built1900
Total area5,437 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot0798005
Ownership

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

Owner name
Potente Family Revocable Tr
Mailing address
Eugene J & Theresa C Potent 827 Fillmore St San Francisco CA 94117
Last sale
110413

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.

829 Fillmore St, San Francisco, CA 94117
827 Fillmore St, San Francisco, CA 94117
Augrented Insights
Initial analysis

The 4-unit, 2-story multi-family residential building at 827-829 Fillmore Street in Alamo Square, owned by the Potente Family Revocable Trust, has undergone several significant modifications since its construction in 1900. Most recently, the property faced scrutiny for unauthorized short-term rentals, with the owner receiving violations for illegally operating units on Airbnb in 2019, which were ultimately resolved. A notable renovation occurred in 2012-2014, when substantial remodeling work was completed including the removal of bearing walls, bathroom relocations, and various updates to the units at a cost of approximately $45,000, along with a $19,850 reroofing project. The building's history includes multiple permits for roofing work (1998, 2014), and significant alterations dating back to the 1993-1995 period when a conversion from illegal apartment to storage was executed, along with modifications to basement fire sprinklers.

The property has faced several regulatory challenges, including a 2011 complaint regarding unpermitted construction and a 2015 investigation of a possible illegal unit. A series of building violations were recorded in 2007, primarily related to security and fire safety requirements, though these were abated within two months. The building underwent routine safety inspections in 2000, 2007, 2010, and most recently in 2018, with the 2007 inspection revealing multiple safety concerns that were subsequently addressed. Recent maintenance issues have included sidewalk defects due to tree roots (2019) and various sanitation matters, though these are primarily street-related issues rather than building-specific problems. The property has also experienced some unauthorized use issues, as evidenced by tenant buyouts in 2015 totaling $32,500 for two tenants, suggesting potential tenant displacement or unit conversion activities.

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

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Risk rating

How 827-829 Fillmore 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
64th percentile

Out of 305 buildings in this neighborhood, 110 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
73%
No DBI
violation
27%
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.

Number of units

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

Estimated permit spend (past 7 years)

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

Building age

Older buildings tend to have more maintenance challenges; SF's pre-1906 earthquake housing stock carries distinct risk.

12-Month severity forecast
No violation 59.2%
Moderate concern 21.5%
Severe concern 19.3%
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

827-829 Fillmore St event timeline

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

2025
Electrical Permit Nov 07
Ran 22v for electrical to tankless water heater, heat pump, and air handler
Issued
Plumbing PermitAug 18
Work category: 1m; replace (1) furnace with (1) new air handler in laundry room + install (1) new heat pump in right side yard.

See all 3 events

Full history back to 2025 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 827-829 Fillmore St 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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