# U.S. family income distribution 1990-2017, by Gini coefficient

## U.S. family income distribution from 1990 to 2017 (by Gini coefficient)

This statistic shows the Gini coefficient, an index for measuring income distribution, for U.S. families from 1990 to 2017. A Gini coefficient of 0 expresses perfect equality, where all would have the same income,a Gini coefficient of 1 expresses maximal inequality among values. In 2017, the Gini coefficient for family income was 0.45. This is an increase since 1990, when the Gini coefficient was at of 0.4 points, indicating an increase of income inequality in the United States.

## U.S. family income distribution from 1990 to 2017 (by Gini coefficient)

Gini coefficient*
'170.45
`160.45
'150.45
'140.45
'130.45
'120.45
'110.45
'100.44
'090.44
'080.44
'070.43
'060.44
'050.44
'040.44
'030.44
'020.43
'010.44
'000.43
'990.43
'980.43
'970.43
'960.43
'950.42
'940.43
'930.43
'920.4
'910.4
'900.4
Gini coefficient*
'170.45
`160.45
'150.45
'140.45
'130.45
'120.45
'110.45
'100.44
'090.44
'080.44
'070.43
'060.44
'050.44
'040.44
'030.44
'020.43
'010.44
'000.43
'990.43
'980.43
'970.43
'960.43
'950.42
'940.43
'930.43
'920.4
'910.4
'900.4
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This statistic shows the Gini coefficient, an index for measuring income distribution, for U.S. families from 1990 to 2017. A Gini coefficient of 0 expresses perfect equality, where all would have the same income,a Gini coefficient of 1 expresses maximal inequality among values. In 2017, the Gini coefficient for family income was 0.45. This is an increase since 1990, when the Gini coefficient was at of 0.4 points, indicating an increase of income inequality in the United States.
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