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219-221 Chattanooga St

Noe Valley, SF 94114 3649027 2 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 Noe Valley
At or below average
avg 1.2
0
FewerMore

This building has 0 novs (7y), at or below the Noe Valley average of 1.2.

Rent & eviction protection

Is 219-221 Chattanooga 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
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 built1900
Total area1,900 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot3649027
Ownership

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

Owner name
Polansky Jonathan F
Mailing address
221 Chattanooga St San Francisco CA 94114
Last sale
052518

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.

221 Chattanooga St, San Francisco, CA 94114
219 Chattanooga St, San Francisco, CA 94114
Augrented Insights
Initial analysis

The property at 219-221 Chattanooga Street is a two-story, multi-family residential building located in Noe Valley, consisting of two units and constructed in 1900. The building has undergone several significant improvements over the past few decades, with the most substantial recent renovation occurring in 2016, when the second floor received a comprehensive $150,000 upgrade including kitchen/dining room remodeling, new cabinets, plumbing, electrical work, and replacement of aluminum windows with wood windows in the front facade, along with painting and finish work in the living room and bedrooms. This renovation included both electrical (rewiring of kitchen and breakfast area) and plumbing work (kitchen and laundry room remodel), all of which were completed successfully.

Prior to the 2016 upgrades, the building underwent important maintenance work in 2012, addressing items identified in a structural and termite report from November 2011, and previously in 1988, when the foundation walls received reinforcement. The property's historical records also show planning approval for window replacement in the upper unit, specifically for wood double-hung sash windows on the street-facing facade, with other materials approved for areas not visible from the street. The most recent owner on record is Jonathan F. Polansky, and all listed permits have been completed, with no outstanding violations or pending work noted in the current records.

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

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Risk rating

How 219-221 Chattanooga 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
69th percentile

Out of 1879 buildings in this neighborhood, 582 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
85%
No DBI
violation
15%
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.

Building age

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

Building permits, owner's portfolio

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

12-Month severity forecast
No violation 85.5%
Moderate concern 9.8%
Severe concern 4.7%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

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The story over time

219-221 Chattanooga St event timeline

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

2026
311 Request Apr 25
Not offensive
other

See all 1 events

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

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Every record we have

Full data for 219-221 Chattanooga 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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