Businesses in Hancock County, Illinois

As of October 20, 2026, ListRiver's records show 841 active registered businesses in Hancock County, Illinois. 62% are LLCs. 15 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

841

Formed in the last 12 months

110

Formed in September

With a phone number

15%

125 records

New Hancock County businesses per month

Businesses on record by formation month, through September 2026. Monthly Illinois new-business reports · Get the list of 15 new businesses formed in September 2026

Entity types

LLCs520 · 62%
Corporations189 · 22%
Nonprofits132 · 16%

Top cities

Carthage266 · 32%
Hamilton133 · 16%
Nauvoo106 · 13%
Warsaw63 · 7%
Dallas City57 · 7%
La Harpe51 · 6%
Augusta41 · 5%
Plymouth32 · 4%
Niota24 · 3%
Bowen23 · 3%
Sutter22 · 3%
Basco16 · 2%
West Point6 · 1%
Elvaston1 · 0%

Top ZIP codes

ZIP 62321266 · 32%
ZIP 62341133 · 16%
ZIP 62354106 · 13%
ZIP 6237963 · 7%
ZIP 6233057 · 7%
ZIP 6145051 · 6%
ZIP 6231141 · 5%
ZIP 6236732 · 4%
ZIP 6235824 · 3%
ZIP 6231623 · 3%
ZIP 6237321 · 2%
ZIP 6231317 · 2%
ZIP 623806 · 1%
ZIP 623341 · 0%

Newest business names registered in Hancock County

Get all 841 Hancock County businesses · see price Just the 27 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	Nauvoo	LLC	Oct 2026
Name hidden	Dallas City	LLC	Oct 2026
Name hidden	Niota	LLC	Oct 2026
Name hidden	Augusta	LLC	Oct 2026
Name hidden	Nauvoo	LLC	Oct 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Augusta	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Nauvoo	LLC	Sep 2026
Name hidden	Dallas City	LLC	Sep 2026
Name hidden	Warsaw	LLC	Sep 2026
Name hidden	Carthage	LLC	Sep 2026
Name hidden	Carthage	LLC	Sep 2026
Name hidden	Nauvoo	LLC	Sep 2026
Name hidden	Plymouth	LLC	Sep 2026
Name hidden	Carthage	LLC	Sep 2026
Name hidden	Warsaw	Nonprofit	Sep 2026
Name hidden	Nauvoo	Nonprofit	Sep 2026
Name hidden	Warsaw	Nonprofit	Sep 2026
Name hidden	Carthage	LLC	Aug 2026
Name hidden	La Harpe	LLC	Aug 2026
Name hidden	Carthage	LLC	Aug 2026
Name hidden	Carthage	LLC	Aug 2026
Name hidden	Bowen	LLC	Aug 2026

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Common questions about Hancock County businesses

How many businesses are registered in Hancock County, Illinois?

ListRiver has 841 active registered businesses in Hancock 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 Hancock County, Illinois in September 2026?

15 businesses on record in Hancock County, Illinois were formed in September 2026.

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

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

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

LLCs are the most common: 520 of 841 businesses on record (62%), followed by Corporations with 189 (22%).

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 Hancock County, Illinois?

Use ListRiver's list builder to filter Hancock 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.

More Illinois business lists

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<div style="max-width:520px"><iframe src="https://listriver.com/embed/new-businesses/illinois/hancock-county" title="New businesses in Hancock 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/hancock-county">Businesses in Hancock 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.