Idaho

B2B cold email software in Idaho

Verified federal data on the Idaho business market, plus outreach guides for its largest cities and service industries. Acqro researches every company on your list and writes each email from what it finds.

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How many businesses are in Idaho?

Direct answer

Idaho had 58,100 business establishments in 2023, ranking 36th among the 50 states and DC, with 13,806 of them employing 10 to 249 people. Source: U.S. Census Bureau County Business Patterns. Acqro is AI cold email software that researches each of those companies before writing to them.

Verified data

The Idaho B2B market in numbers

Business establishments
58,100+1.6% vs 2022Census CBP 2023
Firms with 10–249 employees
13,806Census CBP 2023
Paid employees
709,721Census CBP 2023
Average annual pay
$55,254Census CBP 2023
Professional services firms
5,944Census CBP 2023, NAICS 54
Share of US establishments
0.7%Census CBP 2023

75.8% of establishments in Idaho have fewer than 10 employees, above the 73.0% share for the United States. The 13,806 establishments with 10 to 249 employees are where most B2B lists should start: large enough to have a budget and a defined buyer, small enough that an owner or department head still makes the call and reads their own email.

By employment, the largest sectors are health care and social assistance (16.1% of jobs) and retail trade (13.3% of jobs). Relative to the national mix, construction (8.7% locally against 5.5% nationally) and retail trade (13.3% locally against 11.5% nationally) stand out, which makes them natural first segments for outbound.

The number of establishments changed by +1.6% between 2022 and 2023, faster than the +0.8% change for the United States. New and growing businesses are the accounts most likely to be choosing vendors for the first time, so pair that list with research on hiring, new locations and leadership changes before writing a single email.

Largest industries in Idaho

Sectors ranked by paid employment, compared with the national mix.

Top sectors by paid employment, Idaho. Source: U.S. Census Bureau, County Business Patterns 2023. Average pay is annual payroll divided by March employment. — = not published.
SectorEstablishmentsEmployeesAvg. annual payShare of jobsUS share
Health care and social assistance6,739114,052$55,88516.1%15.8%
Retail trade6,26894,210$38,83913.3%11.5%
Accommodation and food services4,59779,037$22,35311.1%10.4%
Manufacturing2,11468,249$69,5469.6%8.8%
Construction9,89562,048$61,3598.7%5.5%
Administrative, support and waste management services3,27351,292$48,8087.2%9.6%
Professional, scientific and technical services5,94444,746$79,7986.3%7.4%
Wholesale trade2,29634,085$83,6334.8%4.5%
Transportation and warehousing2,08429,153$50,9424.1%4.7%
Finance and insurance3,16225,836$78,2893.6%5.0%

Where Idaho businesses are concentrated

Counties ranked by number of business establishments.

Source: U.S. Census Bureau, County Business Patterns 2023. — = not published.
CountyEstablishmentsShare of stateEmployees
Ada County17,02829.3%243,004
Kootenai County6,22110.7%64,571
Canyon County5,93310.2%72,117
Bonneville County4,1977.2%63,119
Twin Falls County3,0265.2%34,299
Bannock County2,3534.0%28,575
Bonner County1,8333.2%14,412
Blaine County1,6882.9%13,208
Nez Perce County1,2132.1%17,985
Madison County1,1131.9%21,463
City guides

Cold email guides for Idaho cities

Each guide covers the county that contains the city.

Source: U.S. Census Bureau, County Business Patterns 2023.
CityCountyEstablishments in county
BoiseAda County17,028
Idaho FallsBonneville County4,197
MeridianAda County17,028
NampaCanyon County5,933
Industry guides

B2B service industries in Idaho

Establishment counts in Idaho for the service industries Acqro customers work in. Each links to an outreach guide.

Source: U.S. Census Bureau, County Business Patterns 2023. Counts use the closest official NAICS industry for each type of firm.
IndustryCensus industry (NAICS)Establishments
Commercial Real Estate BrokersOffices of Real Estate Agents and Brokers1,841
Commercial Insurance BrokersInsurance Agencies and Brokerages943
Law FirmsOffices of Lawyers871
Commercial Cleaning CompaniesJanitorial Services659
CPA and Accounting FirmsOffices of Certified Public Accountants519
Management ConsultantsAdministrative Management and General Management Consulting Services516
SEO AgenciesMarketing Consulting Services359
Software Development AgenciesCustom Computer Programming Services350
Healthtech VendorsComputer Systems Design Services184
Architecture FirmsArchitectural Services173
Financial Advisory FirmsInvestment Advice160
Staffing AgenciesTemporary Help Services148
Marketing AgenciesAdvertising Agencies88
Logistics ProvidersFreight Transportation Arrangement86
SaaS CompaniesSoftware Publishers85
Cybersecurity FirmsOther Computer Related Services80
Office Design FirmsInterior Design Services80
Commercial Waste ServicesSolid Waste Collection65
Corporate CaterersCaterers55
Corporate Training ProvidersProfessional and Management Development Training46
Video Production CompaniesMotion Picture and Video Production41
Payroll ProvidersPayroll Services38
PR AgenciesPublic Relations Agencies37
HR ConsultanciesHuman Resources Consulting Services36
Managed Service ProvidersComputer Facilities Management Services34
Merchant Services ProvidersFinancial Transactions Processing, Reserve, and Clearinghouse Activities29
Executive Search FirmsExecutive Search Services28
Event Management CompaniesConvention and Trade Show Organizers26
Translation ServicesTranslation and Interpretation Services11
Business Telecom and VoIP ProvidersTelecommunications Resellers9
Questions

Cold email in Idaho, answered

How many businesses are in Idaho?

Idaho had 58,100 business establishments in 2023, employing 709,721 people. Source: U.S. Census Bureau, County Business Patterns 2023.

What are the largest industries in Idaho?

By paid employment in 2023: health care and social assistance (16.1% of jobs), retail trade (13.3% of jobs) and accommodation and food services (11.1% of jobs). Source: U.S. Census Bureau, County Business Patterns 2023.

Is cold email legal in the United States?

Yes. The federal CAN-SPAM Act permits commercial email to business contacts without prior consent, provided the message identifies the sender accurately, uses a truthful subject line, includes a valid physical postal address and a working opt-out, and honours opt-out requests promptly. CAN-SPAM applies in every state and preempts most state commercial email laws, except provisions aimed at falsity or deception. This is general information, not legal advice.

Sources and methodology

Every figure on this page comes from a federal statistical release and is shown with its source and reference year. Figures the agencies withhold or publish with high noise are left out rather than estimated. Page updated September 17, 2026.

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