Attorneys in Chicago, IL

Chicago's register footprint

Chicago, IL concentrates in Currently registered (79% of 2,246 rows; status mix index 6,376).

Among school-named rows, Northwestern University School Of Law Chicago alone is 38% (school mix index 3,365).

Mix index is HHI×10,000 on OCA status shares and on school-named rows. Distinct from the statewide rank line above.

Chicago office-book shape

Chicago spreads named employers across 1,381 firms (mix index 24); Kirkland & Ellis Llp leads at 56 of 2,155 named rows.

ZIP book runs 48 codes; 60606 holds 32% (715 rows).

Judicial dept 3 covers 47% of dept-tagged rows (1,055 of 4 departments present).

Largest admission decade is the 2010s at 38% of 2,246 dated rows - no single decade majority.

Derived from employer, ZIP, judicial-department, and admission-year fields on the same OCA extract - not a market-quality ranking.

Chicago registration renewal calendar

Next-registration months spread wide here - 12 distinct calendar months on file, no single month over 9% (Sep tops the list).

Renewal years span 2025–2028; 2027 leads at 47% (1,044 rows).

Median admission year 2011; mean tenure ~17.4 years on dated rows.

Next-registration month/year comes from the OCA extract (birthday-linked renewal window) - an administrative calendar, not a quality or discipline ranking.

Chicago law-firm-led employer book

law-firm employers lead this 2,246-row book at 46% (top named: Kirkland & Ellis Llp).

91 blank-employer rows sit beside the named book.

Also present: corporate (1,015), education (71), government (33).

Roles are heuristic labels on OCA employer strings (government, law firm, education, military, corporate, blank) - not a practice-area or quality ranking.