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2836 W 21St St 1St

Little Village, Chicago IL 60623 16243080310000 2 units · 1906

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 Little Village — not a forecast
Above average
avg 1.1
5
FewerMore

This building has 5 building violations (7y), above the Little Village average of 1.1.

Building characteristics
Units2
Year built1906
Stories
Building area3,282 sq ft
Property class211
PIN (Cook County parcel)16243080310000
Ownership

Registered owner per Cook County Assessor records.

Mailing address
2836 W 21 St

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 2836 W 21st Street in Little Village, owned by Vicente Hernandez Sr, has been standing since 1906 and has recently experienced several concerning issues. Notably, there are four unresolved building code violations related to complaint-driven inspections from October 2021, which warrant attention due to their open status. While there was one building code violation from January 2020 that was resolved, the persistence of the 2021 violations is particularly significant. The property has generated a high volume of 311 service requests, with 32 documented over the past seven years, including multiple graffiti removal requests and an abandoned vehicle complaint in March 2026. The frequency of graffiti-related issues is noteworthy, with six such requests in early 2026 alone. Additionally, an environmental complaint regarding construction and demolition activities was filed in February 2025, though it was resolved within four days when no violations were found. The building's violation and service request history suggests ongoing maintenance and neighborhood safety challenges, particularly in the context of the unresolved building code violations from 2021 and the recent pattern of graffiti incidents.

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

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Risk rating

How 2836 W 21St St 1St'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
3rdpercentile

Out of 5754 buildings in this neighborhood, 5581 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
37%
No code
violation
63%
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.

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.

Location

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

Violation rate, owner's portfolio

Per-property violation rate across the owner's portfolio.

12-Month risk forecast
High failure risk 63%
Estimated probability of a code violation in the next 12 months.
Apartment reviews

2836 W 21St St 1St apartment reviews

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On the map

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The story over time

2836 W 21St St 1St event timeline

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

2025
Environmental Complaint Feb 10
Construction and Demolition
Alleged violation not found

See all 10 events

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

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Every record we have

Full data for 2836 W 21St St 1St 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 2836 W 21St St 1St compares to the neighborhood

This building against comparable properties in Little Village. 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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