The U.S. remains an extraordinarily lightly taxed rich country: Total government revenue as a percent of GDP across the 20 richest OECD nations

Country Total government revenue as % of GDP
France 53.68729%
Finland 53.37975
Denmark 52.60747
Belgium 51.30097
Sweden 50.8558
Austria 48.41568
Italy 46.52186
Germany 44.97083
Luxembourg 44.40726
Iceland 43.81241
Netherlands 43.71818
Slovenia 43.18551
Non-U.S. average 42.35749
Canada 40.68857
UK 39.11596
Spain 37.91613
Australia 35.87092
Japan 35.78119
Switzerland 35.42836
U.S. 33.80197
Ireland 26.022

Source: Organisation for Economic Co-operation and Development, Stats.OECD.org database, “Public Sector, Taxation and Regulation” tab, accessed July 2019

View the underlying data on epi.org.