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400 E South Water Chicago

Loop, Chicago IL 60601 17104000360000 548 units · 2003

Nothing on record for this building in the last seven years, but our model still flags a rising risk of maintenance problems in the next 12 months. That forecast comes from the owner's wider portfolio and the surrounding area, not from this building's own record — treat it as a reason to ask questions, not as evidence of a problem. 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 Loop — not a forecast
At or below average
avg 6.7
0
FewerMore

This building has 0 building violations (7y), at or below the Loop average of 6.7.

This building's 83% risk is high in absolute terms; it still rates lower-risk here because buildings in Loop generally score worse. The colour is relative to the neighborhood, the percentage is not.

Building characteristics
Units548
Year built2003
Stories
Building area788,611 sq ft
Property class391
PIN (Cook County parcel)17104000360000
Ownership

Registered owner per Cook County Assessor records.

Mailing address
1 E Pratt St Ste 5E

Landlord portfolio

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

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Augrented Insights
Initial analysis

The 548-unit residential building at 400 E South Water in Chicago's Loop neighborhood, owned by Cynthia Helms and constructed in 2003, has experienced a range of issues and incidents over the past several years. Most notably, 2025 saw a cluster of concerning incidents including two vicious animal complaints (October and December), sewer cave-in inspection request (July), and graffiti removal request (July), along with a stop sign repair request (July) and a cab feedback submission (January 2026). These recent events suggest some recurring safety and maintenance challenges within and around the property. Looking at historical data, there were also two noise complaints recorded in 2008 and 2005, though these are now quite dated relative to current conditions. The building's service request data shows a total of 46 requests by the owner over the past seven years, with 23 service requests directly related to the building itself, while building permits show a relatively low number of modifications or improvements, with only 6 permits pulled in the same period.

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

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Risk rating

How 400 E South Water Chicago'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
75thpercentile

Out of 66 buildings in this neighborhood, 16 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
17%
No code
violation
83%
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.

Lot size

Total lot square footage is a proxy for property scale.

Building size

Total building square footage is a proxy for property scale and management complexity.

Number of units

The number of units affects how the model reads complaint and violation totals — more units means more potential sources.

12-Month risk forecast
High failure risk 83%
Estimated probability of a code violation in the next 12 months.
Apartment reviews

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On the map

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The story over time

400 E South Water Chicago event timeline

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

2026
311 Request Jul 06
Building Violation

See all 5 events

Full history back to 2005 — violations, complaints, permits, and 311 calls.

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Every record we have

Full data for 400 E South Water Chicago 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 400 E South Water Chicago compares to the neighborhood

This building against comparable properties in Loop. 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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