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66 E 100Th St

Roseland, Chicago IL 60628 25103010650000

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 Roseland — not a forecast
At or below average
avg 3.1
0
FewerMore

This building has 0 building violations (7y), at or below the Roseland average of 3.1.

Building characteristics
Units
Year built1906
Stories
Building area1,656 sq ft
Property class211
PIN (Cook County parcel)25103010650000
Ownership

Registered owner per Cook County Assessor records.

Mailing address
10707 S Champlain Ave

Landlord portfolio

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

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Augrented Insights
Initial analysis

The property at 66 E 100th St, located in Chicago's Roseland neighborhood, is a 117-year-old building currently owned by LINAO STUDIOS LLC. The building's recent service record from the past 7 years shows a concerning pattern of health and safety issues, particularly in the latter half of 2025. Notably, there were multiple incidents involving rodent problems, with two rat complaints documented in June and October of 2025. The property has also faced challenges with animal-related issues, as evidenced by two separate dead animal pick-up requests in July and October of 2025. Additionally, there was a vacant/abandoned building complaint filed in June 2025, and a fly dumping incident reported in October 2025. Over the 7-year period covered by the 311 service requests, the building has had a total of nine service requests, with the majority (seven out of nine) occurring in 2025 alone. The concentration of multiple pest-related incidents and the vacant building complaint in 2025 suggests significant ongoing maintenance and habitability challenges at this address.

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

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Risk rating

How 66 E 100Th St'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
64thpercentile

Out of 1649 buildings in this neighborhood, 594 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
59%
No code
violation
41%
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.

Location

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

Number of bedrooms

Total bedroom count is a proxy for property scale.

12-Month risk forecast
Moderate failure risk 41%
Estimated probability of a code violation in the next 12 months.
Apartment reviews

66 E 100Th St apartment reviews

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On the map

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The story over time

66 E 100Th St event timeline

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

2025
311 Request Oct 23
Rodent Baiting/Rat Complaint
Alderman
311 RequestJun 08
Rodent Baiting/Rat Complaint

See all 5 events

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

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Every record we have

Full data for 66 E 100Th St 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 66 E 100Th St compares to the neighborhood

This building against comparable properties in Roseland. 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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