3720 W Leland Ave
This building has a substantial enforcement record over the last seven years, and our model predicts continuing maintenance failures over the next 12 months. Read the records below before you sign. Ask which issues were resolved, get repair commitments in writing, and inspect the unit yourself.
This building has 13 building violations (7y), above the Albany Park average of 1.1.
What's in the 3720 W Leland Ave report
| Units | 4 |
|---|---|
| Year built | 1924 |
| Stories | — |
| Building area | 5,010 sq ft |
| Property class | 211 |
| PIN (Cook County parcel) | 13141040490000 |
Registered owner per Cook County Assessor records.
Landlord portfolio
Other Chicago properties this owner holds, with a risk rating for each.
Unlock complete reportThe four-unit residential building at 3720 W Leland Ave in Albany Park, owned by Gary R Carlson and constructed in 1924, has experienced numerous regulatory and maintenance issues in recent years. The property currently has seven open building violations, all stemming from a complaint-driven inspection on April 1, 2026, marking a concerning pattern of unresolved issues. The building's records show a total of 13 building violations in the past seven years, though these numbers pale in comparison to the owner's overall portfolio, which has experienced significantly higher totals across multiple properties, including 526 violations, 596 service requests, and 79 building permits. The most recent service requests related to this property include two building violations and a plumbing violation from March 2026 (with one still open), and a garbage cart maintenance issue from December 2025 that has since been resolved.
AI-generated · may contain errors · check the source data tables below
How 3720 W Leland 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.
Out of 2742 buildings in this neighborhood, 2550 are predicted to be safer. The band is relative to this neighborhood, so a share of every neighborhood falls in each colour.
violation
likely
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.
3720 W Leland Ave apartment reviews
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3720 W Leland Ave event timeline
Building violations, environmental complaints and enforcement, permits, scofflaw listings, and 311 calls — most recent records in order.
See all 8 events
Full history back to 2022 — violations, complaints, permits, and 311 calls.
Unlock complete timelineFull data for 3720 W Leland Ave apartments
Chicago public datasets for this parcel — building violations, permits, 311 calls, environmental complaints and enforcement, scofflaw listings, and vacant building registrations.
What this is
Violations issued by the City of Chicago Department of Buildings against this parcel.
| Violation # | Date | Category | Status | Address |
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What this is
Violations issued for failure to register or maintain a vacant or abandoned building.
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What this is
Building permits issued by the City of Chicago for new construction, alterations, and repairs at this parcel.
| Permit # | Issued | Status | Description |
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What this is
Chicago 311 service requests recorded at this parcel — maintenance complaints and quality-of-life requests.
| SR # | Created | Type | Department | Status |
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What this is
Environmental complaints filed about this property with the City of Chicago.
| Complaint # | Date | Type | Inspector | Resolution | Resolved |
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What this is
Formal environmental enforcement cases brought against this property.
| Case # | Date | Type | Violation | Disposition | Status | Fine |
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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