http://www.centerforpolitics.org/crystalball/articles/registering-by-party-where-the-democrats-and-republicans-are-ahead/

Jul 12, 2018 ... In 12 states, there are more registered Republicans than Democrats. In aggregate, 40% of all voters in party registration states are Democrats, ...

https://news.gallup.com/poll/15370/party-affiliation.aspx

Republicans, Independents, Democrats. %, %, %. 2019 Apr 1-9, 27, 44, 26. 2019 Mar 1-10, 26, 42, 30. 2019 Feb 12-28, 30, 38, 30. 2019 Feb 1-10, 31, 37, 30.

https://www.washingtonexaminer.com/washington-secrets/2018-democrats-lead-gop-by-12-million-registered-voters

Jul 13, 2018 ... Democrats hold a massive voter lead in states that require party registration, a gap of 12 million that could be key to whether the party takes ...

https://www.people-press.org/2018/03/20/1-trends-in-party-affiliation-among-demographic-groups/

White voters continue to be ... a rise in Democratic affiliation. ... There is a similar balance of partisanship among Asian American registered voters: ...

https://www.people-press.org/2018/03/20/party-identification-trends-1992-2017/

Mar 20, 2018 ... Pew Research Center has been tracking the party affiliation of the ... non- Hispanic registered voters (English-speaking), % who are/lean .

https://www.people-press.org/2016/09/13/2-party-affiliation-among-voters-1992-2016/

Sep 13, 2016 ... Overall, 48% of all registered voters identify as Democrats or lean Democratic compared with 44% who identify as Republican or lean toward ...

https://en.wikipedia.org/wiki/Political_party_strength_in_U.S._states

Also indicated is the majority party of the state legislatures' ... house and is officially non-partisan, though party affiliation still has ... Only Wyoming has a majority of registered voters identifying ...

https://www.axios.com/democrats-crush-republican-party-registration-2018-midterms-872f7ad2-7a3b-4f7c-97b0-8070448e2df4.html

Jul 10, 2018 ... Key numbers: Among the 31 states (plus D.C.) with party registration, there are nearly 12 million more registered Democrats than Republicans.

https://www.pewforum.org/religious-landscape-study/compare/party-affiliation/by/state/

No lean Democrat/lean Dem. Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware District of Columbia Florida Georgia Hawaii Idaho ...

https://www.pewresearch.org/topics/political-party-affiliation/

See the latest Pew Research Center data on U.S. political party affiliation, ... A record share of registered voters say which party controls Congress will be a ...