Local market data · Accounting firms · Boston

AI for accounting firms in Boston

The Boston metro area had 834 accounting firms in 2022, the 11th most of 386 US metros and 1% of all in the country. They employed 16,529 people at an average of $127,141 a year. 80% 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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Accounting firms in Boston vs the US

Boston metroUnited States
Businesses83455,642
People employed16,529572,944
Average staff per business19.810.3
Average yearly pay per employee$127,141$97,895
Share with fewer than 10 staff80%84%

Pay here is 30% higher than the national average for accounting firms, so every hour of staff time costs more to spend on admin. The average accounting firm here has 19.8 people on payroll, 92% higher than the US figure of 10.3.

How big accounting firms in Boston are

Fewer than 5 staff486 (58%) US 65%
5 to 9178 (21%) US 19%
10 to 1988 (11%) US 9%
20 to 4947 (6%) US 4%
50 or more35 (4%) US 3%

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

Accounting firms by county in the Boston area

Middlesex County has the most, with 280 of the metro's 834 (34%). Among the 10 big metros on this page, Boston ranks 2nd for average pay and 10th for the share of small firms.

CountyBusinessesEmployeesAvg pay
Middlesex County2802,171$102,329
Norfolk County2061,935$112,253
Essex County122680$80,381
Suffolk County9711,085$140,484
Plymouth County72278$66,374
Rockingham County48311$81,511
Strafford County969$93,000

Census withholds pay where few firms would make it identifiable.

Where AI helps a accounting firm first

An accounting firm gets the most from AI by automating the chasing: missing documents, unsigned engagement letters, repeat client questions and deadline reminders. Technical judgment and sign-off stay with the CPA or preparer. Westward can build these pieces on the firm’s own accounts, with a person approving anything that goes out.

What your team's admin hours cost in Boston

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

Those hours cost you$488,000 a year

The share you would hand off$146,400 a year

Hours your team gets back2,400 a year

See what we would build for this

Guides for accounting firms, one job each

Accounting firms in other big metros

MetroBusinessesAvg payRank of 387
Los Angeles3,514$105,5232nd
New York4,261$125,3401st
Chicago1,818$110,5434th
Miami2,009$93,0493rd
Dallas1,197$109,3015th
Houston1,037$115,4748th
Atlanta1,179$112,1836th
Washington1,065$128,6517th
Philadelphia1,028$112,3889th

Where these numbers come from

From the U.S. Census Bureau, County Business Patterns 2022 (released 2024), industry code NAICS 541211 (Offices of certified public accountants), for the Boston-Cambridge-Newton, MA-NH metro area (7 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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