Businesses in Lee County, Illinois

As of October 20, 2026, ListRiver's records show 1,673 active registered businesses in Lee County, Illinois, the 37th most among Illinois counties. 64% are LLCs. 21 were formed in September 2026.

From official Illinois registry records, updated weekly. Look up a Illinois business by name.

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Businesses on record

1,673

Formed in the last 12 months

238

Formed in September

With a phone number

15%

249 records

New Lee County businesses per month

Businesses on record by formation month, through September 2026. Monthly Illinois new-business reports · Get the list of 21 new businesses formed in September 2026

Entity types

LLCs1,064 · 64%
Corporations380 · 23%
Nonprofits222 · 13%
Other7 · 0%

Top cities

Dixon1,116 · 67%
Amboy164 · 10%
Ashton74 · 4%
Franklin Grove64 · 4%
Steward59 · 4%
Paw Paw56 · 3%
Sublette50 · 3%
Compton27 · 2%
Harmon25 · 1%
West Brooklyn25 · 1%
Belvidere2 · 0%
Rock Falls2 · 0%
Nachusa2 · 0%
Oregon2 · 0%
Eldena1 · 0%

Top ZIP codes

ZIP 610211,123 · 67%
ZIP 61310164 · 10%
ZIP 6100676 · 5%
ZIP 6103164 · 4%
ZIP 6055359 · 4%
ZIP 6135356 · 3%
ZIP 6136750 · 3%
ZIP 6131827 · 2%
ZIP 6104226 · 2%
ZIP 6137825 · 1%
ZIP 610572 · 0%
ZIP 613241 · 0%

Newest business names registered in Lee County

Get all 1,673 Lee County businesses · see price Just the 50 formed in the last 90 days · see price

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This is a small sample, not the full list. To keep automated scrapers from copying our data, we only show a handful of records on public pages. Your downloaded list includes every matching business.

Business	City	Type	Formed
Name hidden	Dixon	LLC	Oct 2026
Name hidden	Harmon	LLC	Oct 2026
Name hidden	Ashton	LLC	Oct 2026
Name hidden	Dixon	LLC	Oct 2026
Name hidden	Naperville	LLC	Oct 2026
Name hidden	West Brooklyn	LLC	Oct 2026
Name hidden	Dixon	LLC	Oct 2026
Name hidden	Compton	LLC	Oct 2026
Name hidden	Dixon	LLC	Oct 2026
Name hidden	Amboy	LLC	Oct 2026
Name hidden	Amboy	Nonprofit	Oct 2026
Name hidden	Dixon	Nonprofit	Oct 2026
Name hidden	Dixon	LLC	Sep 2026
Name hidden	Dixon	LLC	Sep 2026
Name hidden	Dixon	LLC	Sep 2026
Name hidden	Amboy	LLC	Sep 2026
Name hidden	Sublette	LLC	Sep 2026
Name hidden	Amboy	LLC	Sep 2026
Name hidden	Dixon	LLC	Sep 2026
Name hidden	Ashton	LLC	Sep 2026
Name hidden	Steward	LLC	Sep 2026
Name hidden	Dixon	LLC	Sep 2026
Name hidden	Dixon	LLC	Sep 2026
Name hidden	Dixon	LLC	Sep 2026
Name hidden	Franklin Grove	LLC	Sep 2026

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Common questions about Lee County businesses

How many businesses are registered in Lee County, Illinois?

ListRiver has 1,673 active registered businesses in Lee County, Illinois on record as of October 20, 2026, from official Illinois business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in Lee County, Illinois in September 2026?

21 businesses on record in Lee County, Illinois were formed in September 2026.

How many new businesses opened in Lee County, Illinois in the last 12 months?

238 businesses on record in Lee County, Illinois were formed in the 12 months through September 2026.

What is the most common type of business in Lee County, Illinois?

LLCs are the most common: 1,064 of 1,673 businesses on record (64%), followed by Corporations with 380 (23%).

Where does this data come from?

From Illinois's official business registry. ListRiver loads each new state file, standardizes it, removes duplicates and updates its database weekly. Email and industry details are added from SMBCredit.net where available.

How do I get a list of businesses in Lee County, Illinois?

Use ListRiver's list builder to filter Lee County, Illinois businesses by entity type, formation date, industry and contact details, see the exact count and price, and download a CSV. Every list includes monthly refresh files.

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<div style="max-width:520px"><iframe src="https://listriver.com/embed/new-businesses/illinois/lee-county" title="New businesses in Lee County, Illinois by month" width="100%" height="370" style="border:0" loading="lazy"></iframe><p style="font:13px sans-serif;margin:4px 0 0">Source: <a href="https://listriver.com/business-lists/illinois/lee-county">Businesses in Lee County, Illinois</a>, ListRiver</p></div>

About this data

Counts come from official Illinois business registry records on file with ListRiver, current as of October 20, 2026. They include businesses that are active on the state register; dissolved and defunct entities are excluded. Contact details are added from SMBCredit.net where available. Formation months reflect the registration date the state reports. See the methodology for sources, update schedules and known limits.