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. 2018 Nov 28;56(1):367–390. doi: 10.1007/s13524-018-0738-8

Table 6.

Average tax rates in groups defined by U.S. income quintile boundaries

Q1: <$27K Q2: $27K–$44K Q3: $44K–$65K Q4: $65K–$96K Q5: >$96K
Average Tax Rate (%)
 United States 5 10 14 19 29
 United Kingdom 3 11 18 22 23
 Australia 0 7 14 19 26
 Canada 6 17 23 26 33
Gap Relative to Q3 (percentage points)
 United States –9 –4 ref. 5 15
 United Kingdom –15 –7 ref. 4 5
 Australia –14 –7 ref. 5 12
 Canada –17 –6 ref. 3 10

Notes: Tax rates are the mean percentage of total gross household income (including transfer payments) that is paid in income tax and social insurance payments by households in each income group, calculated from the LIS data. Gaps are expressed in percentage points.