The Republican Party holds 29 state lower house chambers.
The Democratic Party holds 20 state lower house chambers.
Nebraska's unicameral legislature is nonpartisan.
http://ballotpedia.org/wiki/index.php/Partisan_composition_of_state_housesThe Republican Party holds 28 state senate chambers.
The Democratic Party holds 20 state senate chambers.
One chamber is a 20-20 tie between the two parties (Virginia), while Nebraska's unicameral legislature is nonpartisan.
http://ballotpedia.org/wiki/index.php/Partisan_composition_of_state_senates