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4203 S Fairfield Ave

Brighton Park, Chicago IL 60632 19012170020000 2 units · 1920

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 built1920
Stories
Building area1,836 sq ft
Property class211
PIN (Cook County parcel)19012170020000
Ownership

Registered owner per Cook County Assessor records.

Owner name
Mailing address
4203 S Fairfield

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 4203 S Fairfield Ave in Brighton Park, owned by Salvador Martinez, has been standing since 1920. The property itself has maintained a relatively low profile over recent years, generating only one 311 service request in the past seven years, though the owner, Salvador Martinez, appears to own five total parcels and has had 23 service requests across these properties during the same period. The most recent service request, logged on August 5, 2024, was for tree trimming, though it's worth noting that this type of request is no longer being accepted. Given the minimal number of service requests associated specifically with this building, it suggests either effective property management or limited grounds for resident complaints, though this cannot be definitively interpreted without knowing the broader context of the neighborhood and building conditions.

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

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Risk rating

How 4203 S Fairfield Ave'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
65thpercentile

Out of 3962 buildings in this neighborhood, 1387 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
75%
No code
violation
25%
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.

Lot size

Total lot square footage is a proxy for property scale.

Owner's portfolio size

The number of parcels this owner is registered on — larger portfolios can mean more management complexity.

12-Month risk forecast
Low failure risk 25%
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

4203 S Fairfield Ave event timeline

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

No dated public records on file yet.
Every record we have

Full data for 4203 S Fairfield Ave 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 4203 S Fairfield Ave 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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