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9100 S Ashland Ave

Washington Heights, Chicago IL 60620 25064090190000 5 units · 1930

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.

Building Violations (7y) vs. neighborhood
Records already on file, against a typical building in Washington Heights — not a forecast
Above average
avg 3.2
7
FewerMore

This building has 7 building violations (7y), above the Washington Heights average of 3.2.

Building characteristics
Units5
Year built1930
Stories
Building area4,358 sq ft
Property class212
PIN (Cook County parcel)25064090190000
Ownership

Registered owner per Cook County Assessor records.

Mailing address
9100 S Ashland Ave

Landlord portfolio

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

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Augrented Insights
Initial analysis

The five-unit residential building at 9100 S Ashland Ave in Chicago's Washington Heights neighborhood was constructed in 1930 and is currently owned by OD Jamison. The property has experienced recurring building code violations over the past seven years, with a notable cluster of six unresolved complaint-driven inspection violations recorded in March 2026 and three similar violations from June 2020 that remain open. The building's history also includes seven total building violations and eleven 311 service requests in the past seven years, though many of these service requests relate to issues outside the building itself, such as three abandoned vehicle complaints and two traffic signal outage reports in 2025. While the service requests have all been closed, the outstanding building code violations, particularly those from 2026, warrant attention as they directly relate to the building's condition and compliance with safety standards.

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

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Risk rating

How 9100 S Ashland 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
13thpercentile

Out of 576 buildings in this neighborhood, 501 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
32%
No code
violation
68%
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.

Property class (211)

Assessor class 211 — small residential (roughly 2–6 units). The assessor's property-class code, which correlates with building type and the violation rates the model expects.

Code violations (past 7 years)

City of Chicago Department of Buildings violations issued at this address over the last 7 years — a direct record of enforcement activity.

12-Month risk forecast
High failure risk 68%
Estimated probability of a code violation in the next 12 months.
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The story over time

9100 S Ashland Ave event timeline

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

2026
Building Violation Mar 09 Serious
COMPLAINT
OPEN
Building ViolationMar 09
COMPLAINT

See all 8 events

Full history back to 2020 — violations, complaints, permits, and 311 calls.

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Every record we have

Full data for 9100 S Ashland 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 9100 S Ashland Ave compares to the neighborhood

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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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