Businesses in Jefferson County, Oregon

As of October 14, 2026, ListRiver's records show 1,812 active registered businesses in Jefferson County, Oregon, the 28th most among Oregon counties. 55% are LLCs. 24 were formed in September 2026.

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

Businesses on record

1,812

Formed in the last 12 months

338

Formed in September

With a registered agent

73%

1,318 records

New Jefferson County businesses per month

Businesses on record by formation month, through September 2026. Monthly Oregon new-business reports · Get the list of 24 new businesses formed in September 2026

Entity types

LLCs995 · 55%
Other490 · 27%
Corporations174 · 10%
Nonprofits153 · 8%

Top cities

Madras1,222 · 67%
Culver345 · 19%
Warm Springs92 · 5%
Camp Sherman80 · 4%
Metolius62 · 3%
Ashwood11 · 1%

Top ZIP codes

ZIP 977411,284 · 71%
ZIP 97734345 · 19%
ZIP 9776192 · 5%
ZIP 9773080 · 4%
ZIP 9771111 · 1%

Newest business names registered in Jefferson County

Get all 1,812 Jefferson County businesses · see price Just the 59 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	Culver	LLC	Oct 2026
Name hidden	Madras	LLC	Oct 2026
Name hidden	Madras	LLC	Oct 2026
Name hidden	Culver	LLC	Oct 2026
Name hidden	Madras	LLC	Oct 2026
Name hidden	Madras	LLC	Oct 2026
Name hidden	Madras	LLC	Oct 2026
Name hidden	Madras	LLC	Oct 2026
Name hidden	Culver	Other	Oct 2026
Name hidden	Madras	Other	Oct 2026
Name hidden	Madras	LLC	Oct 2026
Name hidden	Madras	LLC	Oct 2026
Name hidden	Madras	Other	Oct 2026
Name hidden	Metolius	LLC	Sep 2026
Name hidden	Madras	LLC	Sep 2026
Name hidden	Metolius	LLC	Sep 2026
Name hidden	Warm Springs	Other	Sep 2026
Name hidden	Madras	LLC	Sep 2026
Name hidden	Madras	LLC	Sep 2026
Name hidden	Madras	LLC	Sep 2026
Name hidden	Culver	LLC	Sep 2026
Name hidden	Madras	LLC	Sep 2026
Name hidden	Warm Springs	Other	Sep 2026
Name hidden	Culver	LLC	Sep 2026
Name hidden	Madras	Other	Sep 2026

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Common questions about Jefferson County businesses

How many businesses are registered in Jefferson County, Oregon?

ListRiver has 1,812 active registered businesses in Jefferson County, Oregon on record as of October 14, 2026, from official Oregon business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in Jefferson County, Oregon in September 2026?

24 businesses on record in Jefferson County, Oregon were formed in September 2026.

How many new businesses opened in Jefferson County, Oregon in the last 12 months?

338 businesses on record in Jefferson County, Oregon were formed in the 12 months through September 2026.

What is the most common type of business in Jefferson County, Oregon?

LLCs are the most common: 995 of 1,812 businesses on record (55%), followed by Corporations with 174 (10%).

Where does this data come from?

From Oregon'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 Jefferson County, Oregon?

Use ListRiver's list builder to filter Jefferson County, Oregon 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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Free to use on any site, and it updates itself every month. Copy this code and paste it into your page. Preview the chart.

<div style="max-width:520px"><iframe src="https://listriver.com/embed/new-businesses/oregon/jefferson-county" title="New businesses in Jefferson County, Oregon 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/oregon/jefferson-county">Businesses in Jefferson County, Oregon</a>, ListRiver</p></div>

About this data

Counts come from official Oregon business registry records on file with ListRiver, current as of October 14, 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.