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CrimeAtlas Official city crime data explorer

Map

Chicago crime map and recent incidents

Use this map to explore recent reported incidents in Chicago by crime type and time range. Points reflect approximate block-level locations from the official dataset, and the interface keeps the payload intentionally small.

Categories
34

Crime-type filters available for the map.

Time ranges
4

Recent lookback windows available for the map.

Default payload
150

Recent incidents requested on the first page load.

Last updated
March 12, 2026

Latest completed import or aggregate refresh.

Context

Map context

Additional reading notes to help interpret the statistics on this page.

Map filters are intentionally lightweight in the MVP to keep payload size predictable and avoid turning the map into a heavy client-side application.

The map should be read as a recent sample with coordinates, not as a replacement for the aggregate pages that summarize longer time windows.

Important context

Methodology and caveats

These pages summarize reported public records. Use source notes and methodology before drawing comparisons.

Reported crime data can lag the real world and may exclude the most recent days.

Case classifications can change after additional investigation or administrative review.

Map coordinates are approximate because the source data is redacted to the block level.

Counts on this site summarize reported incidents and should not be treated as a complete measure of safety.

Read the methodology page for pipeline details and the about page for source notes.

Sources

Official data sources

CrimeAtlas is built from public datasets published by city agencies. Each page links back to the underlying source and the latest import timestamp.

About the data
socrata dataset

Chicago community areas

Publisher: City of Chicago

Dataset ID: igwz-8jzy

Refresh cadence: Updated as needed

Last imported: March 12, 2026

socrata dataset

Chicago crime incidents

Publisher: Chicago Police Department

Dataset ID: ijzp-q8t2

Refresh cadence: Daily

Last imported: March 12, 2026

socrata file

Chicago neighborhood boundaries reference

Publisher: City of Chicago

Dataset ID: 9wp7-iasj

Refresh cadence: Legacy file dataset

Last imported: Not available

FAQ

Frequently asked questions

Short answers about data coverage, definitions, and how to read these pages.

Are map coordinates exact?

No. The Chicago source publishes approximate block-level locations rather than exact addresses.

Why limit the map to recent incidents?

Keeping the payload constrained makes the page faster, easier to crawl, and less expensive to operate.

Does the map replace the trend pages?

No. The map is a recent, lightweight view. Citywide, category, and community area pages remain the main place to compare longer-run totals.