Take-home pay in Montana by business structure

At $100,000 of profit, an owner in Montana keeps $78,509 as an LLC taxed as an S corp and $73,745 as a sole proprietor, after 2026 taxes and fees. Change the profit to see your own numbers.

$78,509 a year

kept from $100,000 of profit as an LLC taxed as an S corp in Montana, after every tax and fee counted here. That is $9,464 more than as a C corporation.

Montana, 2026: $100,000 profit, single filer

Structure	Taxes and fees	You keep	Share
Sole proprietorship	$26,255	$73,745	74%
Single-member LLC	$26,255	$73,745	74%
LLC taxed as an S corp most	$21,491	$78,509	79%
S corporation	$21,491	$78,509	79%
C corporation	$30,955	$69,045	69%

What Montana takes from a business owner

Montana taxes personal income in 2 brackets, from 4.7% to 5.65% (2026, single filer).revenue.mt.gov, checked Oct 23, 2026
An LLC pays the state Annual Report, no feesosmt.gov, checked Oct 23, 2026.
An S corp in Montana can elect to pay the state's income tax itself, a pass-through entity tax of 5.65%, and the owner gets a credit for it. The company deducts it on the federal return, so it is not held to the SALT cap. The calculator uses it when it lowers the totalnews.bloombergtax.com.
An S corp owner on payroll pays Montana unemployment tax at 1.1% on the first $47,300 of salary in the first yearuid.dli.mt.gov, checked Oct 23, 2026.

What you keep at each profit

Profit	Sole prop	LLC	LLC as S corp	S corp	C corp
$50,000	$38,841	$38,841	$38,981	$38,981	$36,359
$100,000	$73,745	$73,745	$78,509	$78,509	$69,045
$150,000	$105,878	$105,878	$113,494	$113,494	$97,573
$250,000	$171,711	$171,711	$181,982	$181,982	$156,444
$500,000	$307,140	$307,140	$334,980	$334,980	$297,851

Single filer, no other income, revenue 1.5 times profit, the default salary for S and C corps. The most kept at each profit is green.

More for Montana

Other states