Connecticut
$29,282
$100k total · rank #26
- Headline rate
- 6.99%
- State tax ($100k)
- $3,536
- Quarterly
- $7,320
Progressive state income tax
2026Connecticut vs Vermont Self-Employment Tax
Vermont has the lower modeled total tax by $162 at $100,000 net profit. Compare total burden, state income tax, and quarterly estimated payments across net-profit scenarios.
By Sammy S. · Founder · AuthorUpdated for 2026
Lower total tax burden
Vermont is lower
$29,120 vs $29,282, a $162 difference. Federal SE tax is the same; the gap is mostly state income tax.
Side-by-side self-employment tax scoreboard
Vermont
$29,120
$100k total · rank #23
- Headline rate
- 8.75%
- State tax ($100k)
- $3,375
- Quarterly
- $7,280
Progressive state income tax
Scenario comparison
Single-filer total tax, state tax, and quarterly estimates. Federal SE tax is identical for the same net profit in both states.
| Scenario | Connecticut total | Vermont total | State Δ | Total Δ | Connecticut qtr | Vermont qtr |
|---|---|---|---|---|---|---|
| $50,000 net profit | $11,627 | $11,366 | $261 | $261 | $2,907 | $2,841 |
| $100,000 net profit | $29,282 | $29,120 | $161 | $162 | $7,320 | $7,280 |
| $150,000 net profit | $49,599 | $49,925 | $326 | $326 | $12,400 | $12,481 |
| $200,000 net profit | $70,583 | $71,653 | $1,070 | $1,070 | $17,646 | $17,913 |
$50,000 net profit
Connecticut total$11,627
Vermont total$11,366
Connecticut state$1,166
Vermont state$905
Connecticut quarterly$2,907
Vermont quarterly$2,841
Total difference: $261 · State difference: $261
$100,000 net profit
Connecticut total$29,282
Vermont total$29,120
Connecticut state$3,536
Vermont state$3,375
Connecticut quarterly$7,320
Vermont quarterly$7,280
Total difference: $162 · State difference: $161
$150,000 net profit
Connecticut total$49,599
Vermont total$49,925
Connecticut state$6,214
Vermont state$6,540
Connecticut quarterly$12,400
Vermont quarterly$12,481
Total difference: $326 · State difference: $326
$200,000 net profit
Connecticut total$70,583
Vermont total$71,653
Connecticut state$9,003
Vermont state$10,073
Connecticut quarterly$17,646
Vermont quarterly$17,913
Total difference: $1,070 · State difference: $1,070
Worked example: $100,000 net profit
Single filer, $0 expenses, no W-2 wages. Federal Schedule SE tax is the same; state income tax drives most of the gap.
How the comparison is built
- 1.Start with the same $100,000 Schedule C net profit in both states.
- 2.Apply federal Schedule SE and deduct half of base SE tax for AGI.
- 3.Estimate federal income tax, then each state's ordinary income-tax rules.
- 4.Divide total modeled tax by four for equal quarterly installments.
Modeled result
- Connecticut total
- $29,282
- Vermont total
- $29,120
- Connecticut state
- $3,536
- Vermont state
- $3,375
- Total difference
- $162
Expenses, QBI, local taxes, and filing status can change both the absolute bill and the gap between states.
SE tax is nationwide
Schedule SE Social Security and Medicare use the same federal formula in both states.
State tax drives the gap
Connecticut is progressive state income tax; Vermont is progressive state income tax.
Quarterlies are planning figures
Equal installments ignore safe harbor, withholding, and uneven income timing.
Connecticut vs Vermont self-employment tax FAQs
Vermont has the lower modeled total tax at $100,000 net profit ($29,120 vs $29,282). Federal self-employment tax itself is the same nationwide; the gap is mostly state income tax.
Connecticut: Progressive state income tax (headline 6.99%). Vermont: Progressive state income tax (headline 8.75%).
In the single-filer model, total tax is about $29,282 in Connecticut and $29,120 in Vermont (difference $162). State income tax alone differs by about $161.
No. Schedule SE Social Security and Medicare tax is federal. State of residence changes state income tax (and sometimes local tax), not the SE tax rate formula.
Equal quarterly installments of the modeled annual bill are about $7,320 in Connecticut and $7,280 in Vermont for the $100,000 scenario. Use the quarterly estimated tax calculator for safe-harbor and withholding adjustments.
Vermont shows the lower combined SE + income tax burden in this model, but cost of living and local taxes can still flip the practical result.
Compare another pair
Compare any two states
Total SE + income tax, state layer, and quarterly estimates at $100k net profit.
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