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3121 W 42Nd Pl

Brighton Park, Chicago IL 60632 19011260200000 2 units · 1918

Nothing on record for this building in the last seven years, and our model puts it at a low risk of maintenance problems over the next 12 months. 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 Brighton Park — not a forecast
At or below average
avg 0.8
0
FewerMore

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

Building characteristics
Units2
Year built1918
Stories
Building area1,680 sq ft
Property class211
PIN (Cook County parcel)19011260200000
Ownership

Registered owner per Cook County Assessor records.

Mailing address
4104 S Richmond St

Landlord portfolio

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

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Augrented Insights
Initial analysis

The two-unit residential building at 3121 W 42nd Place in Brighton Park, owned by Maria E. Arredondo, has a relatively minimal record of service requests over the past seven years, with only two complaints logged through the 311 system. Both of these reports, submitted in late 2025 and early 2026, pertain to abandoned vehicles, with one complaint still remaining open as of February 2026. The structure, built in 1918, consists of a single parcel and has not reported any other documented issues or service requests that would typically impact resident experience or safety. The absence of building-specific complaints over this period, aside from the vehicle-related issues, suggests limited recent concerns regarding the property's condition or management.

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

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Risk rating

How 3121 W 42Nd Pl'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
73rdpercentile

Out of 3962 buildings in this neighborhood, 1070 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
76%
No code
violation
24%
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.

Location

Precise location is a proxy for area-level risk — some Chicago zip codes have systematically higher code-enforcement activity.

Number of rooms

Total room count is a proxy for property scale.

Lot size

Total lot square footage is a proxy for property scale.

12-Month risk forecast
Low failure risk 24%
Estimated probability of a code violation in the next 12 months.
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On the map

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The story over time

3121 W 42Nd Pl event timeline

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

2022
311 Request Dec 15
Rodent Baiting/Rat Complaint
Alderman
311 RequestNov 02
Rodent Baiting/Rat Complaint

See all 2 events

Full history back to 2022 — violations, complaints, permits, and 311 calls.

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Every record we have

Full data for 3121 W 42Nd Pl 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 3121 W 42Nd Pl compares to the neighborhood

This building against comparable properties in Brighton 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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