Table 7

State and regional shares of total national income and national top 1% income, and relative concentrations of national top 1% income, 2015

State rank (from highest to lowest share of national top 1% income) State/region Share of total national income Share of national top 1% income Ratio of shares (concentration) Rank (from highest to lowest ratio)
1 California 13.92% 17.44% 1.25 6
2 New York 7.51% 12.31% 1.64 1
3 Texas 8.60% 8.54% 0.99 11
4 Florida 5.63% 7.89% 1.40 3
5 Illinois 4.28% 4.58% 1.07 10
6 New Jersey 3.60% 4.19% 1.16 7
7 Massachusetts 2.83% 3.85% 1.36 4
8 Pennsylvania 4.03% 3.34% 0.83 16
9 Connecticut 1.68% 2.68% 1.59 2
10 Washington 2.47% 2.41% 0.98 12
11 Georgia 2.65% 2.21% 0.84 15
12 Virginia 2.95% 2.20% 0.75 23
13 Ohio 3.16% 2.07% 0.66 33
14 Michigan 2.61% 1.95% 0.75 22
15 North Carolina 2.56% 1.91% 0.75 24
16 Maryland 2.26% 1.71% 0.76 19
17 Colorado 1.88% 1.68% 0.89 13
18 Minnesota 1.84% 1.60% 0.87 14
19 Tennessee 1.73% 1.32% 0.77 18
20 Arizona 1.65% 1.24% 0.75 21
21 Wisconsin 1.71% 1.20% 0.70 29
22 Missouri 1.61% 1.20% 0.74 25
23 Indiana 1.74% 1.04% 0.60 42
24 Nevada 0.79% 0.90% 1.15 8
25 Oregon 1.10% 0.80% 0.73 27
26 Louisiana 1.25% 0.77% 0.62 38
27 Oklahoma 1.15% 0.74% 0.65 36
28 South Carolina 1.13% 0.74% 0.66 34
29 Alabama 1.11% 0.68% 0.61 40
30 Kansas 0.91% 0.64% 0.70 30
31 Utah 0.80% 0.60% 0.75 20
32 Kentucky 1.01% 0.58% 0.58 43
33 Arkansas 0.68% 0.49% 0.72 28
34 Iowa 0.93% 0.48% 0.52 46
35 District of Columbia 0.34% 0.45% 1.33 5
36 Nebraska 0.61% 0.38% 0.61 41
37 New Hampshire 0.50% 0.36% 0.73 26
38 Mississippi 0.60% 0.28% 0.47 49
39 Wyoming 0.22% 0.26% 1.14 9
40 Idaho 0.40% 0.25% 0.62 39
41 Rhode Island 0.33% 0.22% 0.68 32
42 Hawaii 0.46% 0.22% 0.49 47
43 South Dakota 0.27% 0.22% 0.79 17
44 New Mexico 0.47% 0.22% 0.46 50
45 North Dakota 0.29% 0.20% 0.69 31
46 Montana 0.27% 0.18% 0.65 35
47 Delaware 0.28% 0.18% 0.63 37
48 Maine 0.34% 0.17% 0.49 48
49 West Virginia 0.38% 0.16% 0.41 51
50 Alaska 0.27% 0.15% 0.53 45
51 Vermont 0.19% 0.11% 0.57 44
— Northeast 21.02% 27.20% 1.29
— Midwest 19.97% 15.55% 0.78
— South 34.31% 30.81% 0.90
— West 24.71% 26.32% 1.07

Notes: Share of total national income is the state/region’s total income as a share of total national income. Share of national top 1% income is the total income of families in the state or region who are in the national top 1%, as a share of all national top 1% income in the U.S. The ratio of the national top 1% income share to the total share indicates the relative concentration of national top 1% income in a given state or region. Incomes are in 2015 dollars. Data are for tax units. Threshold for entering the national top 1% in 2015 was $421,926.

Source: Authors’ analysis of state-level tax data from Sommeiller 2006 extended to 2015 using state-level data from the Internal Revenue Service SOI Tax Stats (various years) and Piketty and Saez 2016

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