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6901 N Ridge Chicago

Rogers Park, Chicago IL 60645 11312190350000 17 units · 1960

A handful of records on file over the last seven years, and our model predicts a high risk of further maintenance problems in the next 12 months. A few records worth reading before you sign. Check whether they were closed out, and ask what was actually fixed.

Building Violations (7y) vs. neighborhood
Records already on file, against a typical building in Rogers Park — not a forecast
At or below average
avg 2.3
1
FewerMore

This building has 1 building violations (7y), at or below the Rogers Park average of 2.3.

The bar and the rating point different ways because they measure different things: the bar counts building violations already on file, the rating forecasts the next 12 months.

Building characteristics
Units17
Year built1960
Stories
Building area9,514 sq ft
Property class315
PIN (Cook County parcel)11312190350000
Ownership

Registered owner per Cook County Assessor records.

Mailing address
3201 N Clark St

Landlord portfolio

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

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Augrented Insights
Initial analysis

The 17-unit residential building at 6901 N Ridge in Chicago's Rogers Park neighborhood, owned by Gabor Zsolnay and constructed in 1960, has experienced several noteworthy issues in recent years. Most significantly, there has been a cluster of plumbing-related concerns, with four plumbing violation reports filed between February and May 2026, three of which have been resolved while one remains open as of June 2026. A building code violation was recorded in January 2022, which also remains unresolved. The building has a relatively small number of documented service requests, with 19 directly related to the building itself and 44 associated with the owner across various properties, though it's worth noting that the majority of these (all but one) have been resolved. A single building permit has been recorded in the past seven years, which appears to be limited in scope compared to the multiple plumbing issues reported. Historically, there was an air pollution complaint logged in October 1995, though this is now quite dated and unrelated to current conditions.

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

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Risk rating

How 6901 N Ridge Chicago's risk score is calculated

We trained a model on 7 years of Chicago code enforcement data — building violations, 311 complaint history, environmental enforcement, and owner track records. It estimates the probability that the City of Chicago will find a code violation at this address in the next 12 months. Lower % = safer.

What the score means for you

Lower risk — safer than most nearby

City inspectors rarely find 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. City inspectors have found issues here before and are statistically likely to again.

Neighborhood percentile
12thpercentile

Out of 1541 buildings in this neighborhood, 1356 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
15%
No code
violation
85%
Code violation
likely
Model explanation

What's driving this score

The data points that most influenced this building's risk rating — ranked by the weight the model placed on each one.

Lot size

Total lot square footage is a proxy for property scale.

Number of units

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

Code violations, owner's portfolio

Building violations across all properties this owner is registered on — a signal of systemic maintenance issues.

12-Month risk forecast
High failure risk 85%
Estimated probability of a code violation in the next 12 months.
Apartment reviews

6901 N Ridge Chicago apartment reviews

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On the map

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This building and nearby alternatives in Rogers Park, color-coded by risk level. Click any marker to explore.

The story over time

6901 N Ridge Chicago event timeline

Building violations, environmental complaints and enforcement, permits, scofflaw listings, and 311 calls — most recent records in order.

2026
311 Request Jul 24
Buildings - Plumbing Violation
311 City Services
311 RequestMay 12
Buildings - Plumbing Violation

See all 7 events

Full history back to 1995 — violations, complaints, permits, and 311 calls.

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Every record we have

Full data for 6901 N Ridge Chicago apartments

Chicago public datasets for this parcel — building violations, permits, 311 calls, environmental complaints and enforcement, scofflaw listings, and vacant building registrations.

Side by side

How 6901 N Ridge Chicago compares to the neighborhood

This building against comparable properties in Rogers Park. Toggle filters to narrow the peer group.

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Cancel anytime · Data sourced from the City of Chicago Department of Buildings, Chicago 311, Cook County Assessor & the Chicago Data Portal

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