Key facts at a glance
£90,000 UK, net
£62,757/yr
£5,230/month, 69.7% retained
Equivalent USD gross
$120,600
£1 = $1.34 (August 3, 2026 mid-market rate)
US net (federal + FICA)
$93,672/yr
$7,806/month, 77.7% retained
Here's the answer before the mechanics: a UK salary of £90,000 nets £62,757 a year (£5,230/month), 69.7% of gross. Converted at £1 = $1.34, that's $120,600. Under US federal tax + FICA alone, no state tax, it nets $93,672 a year ($7,806/month), 77.7% retained.
That's a genuine structural gap, not a rounding error, and it holds at every salary level checked in this article. But it comes with a large asterisk: the US figure assumes a no-income-tax state like Texas or Washington. Move that same salary to San Francisco or New York and a meaningful chunk of this advantage disappears.
Run your own UK figure against the US federal calculator.
Open the US calculatorHow the comparison actually works, step by step
Start with your UK gross salary and run it through Income Tax (20%/40%/45% bands above the Personal Allowance) and National Insurance (8%/2%) to get your UK net. Convert your target US offer to GBP, or your UK salary to USD, at a current live rate; we've used £1 = $1.34, the mid-market rate on August 3, 2026, throughout this article, but check a live rate before making any real decision since GBP/USD moves with market conditions.
Then run the USD figure through the US federal system: subtract the $16,100 standard deduction to get taxable income, apply the seven federal brackets (10% to 37%), and add FICA (6.2% Social Security up to the $184,500 wage base, 1.45% Medicare uncapped, plus 0.9% Additional Medicare Tax above $200,000). That gives you the federal-only baseline shown in this article. Whatever US state you're actually moving to determines how much more comes off on top, from $0 in Texas or Washington to a meaningful chunk in California or New York.
UK take-home vs US federal-only take-home, three salary points
Converted at £1 = $1.34 (August 3, 2026 mid-market rate). US column is federal + FICA only, before any state tax.
| UK gross | USD equivalent | UK net (% retained) | US net, federal-only (% retained) |
|---|---|---|---|
| £60,000 | $80,400 | £45,357/yr (£3,780/mo)75.6% | $65,391/yr ($5,449/mo)81.3% |
| £90,000 | $120,600 | £62,757/yr (£5,230/mo)69.7% | $93,672/yr ($7,806/mo)77.7% |
| £120,000 | $160,800 | £75,914/yr (£6,326/mo)63.3% | $121,173/yr ($10,098/mo)75.4% |
UK net figures from the UK Take-Home Calculator (2026/27 HMRC rates). US net figures from the US Salary Calculator (2026 federal + FICA rates, single filer). See our no-state-tax vs high-tax states guide to see how much of this gap survives once your actual state is added.
Two things to check before you trust these numbers
This comparison is a point-in-time snapshot at £1 = $1.34 (August 3, 2026). GBP/USD moves with broader market conditions, so re-check a live rate before treating any of these USD figures as fixed, especially if you're negotiating an offer or planning a relocation transfer.
The bigger caveat is state tax: the US column above is federal + FICA only. A move to San Francisco or Seattle (Washington has no state income tax) keeps this comparison roughly intact. A move to New York City adds state tax (and NYC's own local income tax on top), and a move to California adds both state tax and State Disability Insurance, together capable of taking another 8-9% of a six-figure salary. Check our dedicated state comparison before assuming the federal-only figure above is your real US take-home.
Why the gap widens as salary rises
The UK's 40% higher rate starts at just £50,270 of taxable income, and the 45% additional rate kicks in at £125,140. The equivalent US 24% federal bracket doesn't apply until $105,700 of taxable income, and the top 37% bracket doesn't arrive until $640,600, a far higher point in the income scale. A rising salary spends more of its upper portion inside the UK's higher bands than inside the US's, which is the single biggest structural driver of the widening gap.
US FICA compounds this at the top end: Social Security's 6.2% caps out at the $184,500 wage base, so high earners stop paying it for the rest of the year, while UK National Insurance keeps taking 2% on every pound above the upper earnings limit, with no equivalent cap.
Compare your own UK and US offers
Run your UK salary and your US offer side by side, then check your actual state's tax on top.
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Frequently asked questions
Is take-home pay higher in the UK or the US?
At the federal-only US baseline, the US wins at every level checked here, and the gap widens with income. A UK £90,000 salary nets £62,757 a year (69.7% retained). Converted at £1 = $1.34, that's $120,600, which nets $93,672 (77.7% retained) under US federal tax + FICA alone. That's a real structural gap: the US federal system tops out later (37% above roughly $640,600 taxable income) than the UK's higher and additional rates (40% above £50,270, 45% above £125,140), and FICA's Social Security piece is capped, unlike UK National Insurance's uncapped upper band.
Does this comparison include US state income tax?
No, deliberately, and this is the single most important caveat in this article. The US net figures above are federal + FICA only. If you're moving to Texas, Florida, or Washington, that number is close to your real take-home. If you're moving to California or New York, expect meaningfully less: California state tax plus SDI can take another 8-9% of a six-figure salary, and New York state tax alone typically takes 5-6%. See our dedicated no-state-tax-vs-high-tax-states breakdown before treating the US column above as final.
Why does the US structurally beat the UK at these income levels?
Two mechanical reasons. First, the US federal brackets are wider before they climb: the 24% bracket runs all the way to $201,775 of taxable income, while the UK's 40% higher rate starts at just £50,270 of taxable income, a much lower point in the income scale. Second, US FICA's Social Security piece caps at a $184,500 wage base, so high earners stop paying that 6.2% partway through the year, while UK National Insurance keeps taking 2% on all earnings above the upper threshold with no cap. Together, these mean less of a six-figure US salary gets taxed at higher marginal rates.
Does the FX rate used here change the comparison much?
It shifts the absolute USD figures, but not the underlying structural story, since both currencies are converted at the same snapshot rate throughout. This comparison uses £1 = $1.34, the mid-market rate on August 3, 2026, but GBP/USD moves with market conditions (it's ranged roughly $1.29-$1.36 over recent months), so check a live rate before treating any of these USD figures as fixed, particularly if you're negotiating a relocation package or converting savings.
What about US health insurance costs the UK doesn't have?
This is a real and often-overlooked gap that this article doesn't attempt to model. The UK's NHS is funded through general taxation and National Insurance, already reflected in the UK net figures above, so a UK resident has no separate health insurance premium to budget for. In the US, employer-sponsored health insurance typically involves an employee-paid premium (often $50-$300+/month for a single person, more for a family plan) plus deductibles and copays, none of which is captured in the federal-tax-and-FICA figures above. Factor this in separately when comparing real disposable income, not just tax-adjusted salary.
Should I expect this gap to hold at every salary level, not just the three shown?
The general direction holds (US federal-only nets more than UK across a wide range), but the size of the gap changes as you move up the income scale, and it disappears or reverses once realistic state tax is added for California, New York, or similar states. At lower salaries the gap is smaller because both countries' lower brackets are relatively similar; it's the upper-middle and high end where the UK's earlier-arriving 40%/45% bands and uncapped NI create the widest structural difference. Run your own exact numbers through both calculators rather than extrapolating from these three points.
Does this comparison account for US Social Security benefits versus UK State Pension?
No. Both countries' payroll deductions (National Insurance in the UK, Social Security tax in the US) fund different retirement benefit systems with different eligibility rules, benefit formulas, and, if you move countries mid-career, different totalization agreement treatment under the UK-US Social Security agreement. This article is scoped to take-home pay only; long-term retirement benefit value is a genuinely separate calculation outside what a salary comparison can capture.