Local market data · Law firms · Chicago

AI for law firms in Chicago

The Chicago metro area had 5,981 law firms in 2022, the 4th most of 387 US metros and 4% of all in the country. They employed 46,053 people at an average of $149,639 a year. 86% have fewer than 10 staff, so the same few people answer the phone, book, follow up and do the paperwork. Those are the jobs AI tools take on today.

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Law firms in Chicago vs the US

Chicago metroUnited States
Businesses5,981166,972
People employed46,0531,078,148
Average staff per business7.76.5
Average yearly pay per employee$149,639$121,210
Share with fewer than 10 staff86%87%

Pay here is 23% higher than the national average for law firms, so every hour of staff time costs more to spend on admin. The average law firm here has 7.7 people on payroll, 19% higher than the US figure of 6.5.

How big law firms in Chicago are

Fewer than 5 staff4,344 (73%) US 72%
5 to 9821 (14%) US 15%
10 to 19431 (7%) US 7%
20 to 49234 (4%) US 4%
50 or more149 (2%) US 2%

Businesses with paid employees, by number of employees, March 2022.

Law firms by county in the Chicago area

Cook County has the most, with 4,014 of the metro's 5,981 (67%). Among the 10 big metros on this page, Chicago ranks 4th for average pay and 4th for the share of small firms.

CountyBusinessesEmployeesAvg pay
Cook County4,01437,741$164,383
DuPage County6623,111$88,924
Lake County3481,473$96,908
Lake County2501,092$67,557
Kane County238850$81,704
Will County180654$70,760
McHenry County122514$73,232
Porter County79319$72,282
DeKalb County29101$53,723
Kendall County2079$71,924
Grundy County1767$68,627
Jasper County1438$40,895

1 smaller counties not shown. Census withholds pay where few firms would make it identifiable.

Where AI helps a law firm first

A law firm gets the most from AI on the work around the legal work: intake calls, conflict check prep, client status updates, deadline tracking and first drafts of routine documents. A lawyer reviews everything that reaches a client or a court. Confidentiality and bar rules shape every setup.

What your team's admin hours cost in Chicago

Change any number. The starting values are the Chicago averages above; the hours and the share are yours to set.

Those hours cost you$230,400 a year

The share you would hand off$69,120 a year

Hours your team gets back960 a year

See what we would build for this

Guides for law firms, one job each

Law firms in other big metros

MetroBusinessesAvg payRank of 387
Los Angeles11,219$135,8152nd
New York12,971$162,2991st
Miami8,508$120,8663rd
Dallas3,926$139,7086th
Houston3,828$134,7167th
Atlanta4,070$116,0645th
Washington3,515$193,2398th
Philadelphia3,315$134,4379th
Boston3,048$159,17811th

Where these numbers come from

From the U.S. Census Bureau, County Business Patterns 2022 (released 2024), industry code NAICS 541110 (Offices of lawyers), for the Chicago-Naperville-Elgin, IL-IN metro area (13 counties). It counts businesses with paid employees in March 2022, so solo owners with no payroll are not in it. Average pay is total yearly payroll divided by employees. The calculator uses 50 working weeks and 2,080 hours a year. Page checked 2026-11-12.

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