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4256 N Bernard Chicago

Irving Park, Chicago IL 60618 13144100220000 10 units · 1923

Nothing on record for this building in the last seven years. Our model still sees a moderate chance of maintenance problems in the next 12 months, from the owner's wider portfolio and the surrounding area rather than from anything recorded here. No public enforcement record to go on. Walk the building, ask the current tenants how repairs get handled, and get any promises in writing.

Building Violations (7y) vs. neighborhood
Records already on file, against a typical building in Irving Park — not a forecast
At or below average
avg 0.8
0
FewerMore

This building has 0 building violations (7y), at or below the Irving Park average of 0.8.

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
Units10
Year built1923
Stories
Building area8,178 sq ft
Property class315
PIN (Cook County parcel)13144100220000
Ownership

Registered owner per Cook County Assessor records.

Owner name
Mailing address
7450 N Waukegan 507

Landlord portfolio

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

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Augrented Insights
Initial analysis

The three-story, 10-unit residential building at 4256 N Bernard Street in Chicago's Irving Park neighborhood, owned by John R Bronski, has been in existence since 1923. The property has generated a total of six service requests through the 311 system over the past seven years, with all but one of these requests occurring in 2026. The most recent service requests, all from 2026, include two open complaints about alley potholes (April and February) and a water lead test kit request (March), which remains unresolved. Additionally, there was a tree emergency (March) that has since been closed, and a snow-related complaint about an uncleared sidewalk (January) that was also addressed. Earlier in 2026, the city responded to a successful tree planting request made in June 2025. While the building's total number of service requests is relatively low for its size and age, the concentration of issues in 2026, particularly with multiple unresolved complaints, may warrant attention.

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

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Risk rating

How 4256 N Bernard 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 3731 buildings in this neighborhood, 3283 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
46%
No code
violation
54%
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.

Number of units

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

Building size

Total building square footage is a proxy for property scale and management complexity.

Lot size

Total lot square footage is a proxy for property scale.

12-Month risk forecast
Moderate failure risk 54%
Estimated probability of a code violation in the next 12 months.
Apartment reviews

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On the map

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The story over time

4256 N Bernard Chicago event timeline

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

2026
311 Request Mar 31
Water Lead Test Kit Request

See all 1 events

Full history back to 2026 — violations, complaints, permits, and 311 calls.

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Every record we have

Full data for 4256 N Bernard 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 4256 N Bernard Chicago compares to the neighborhood

This building against comparable properties in Irving 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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