U.S. state legislatures - distribution of political party control 1990-2019

Distribution of political party control of U.S. state legislatures from 1990 to 2019

Show detailed source information?
Register for free
Already a member?
Log in

Use Ask Statista Research Service

Release date

December 2019


United States

Survey time period

1990 to 2019

Supplementary notes

The data for previous years can be found here, published by the U.S. Census Bureau.
In 1983, two midterm recall elections resulted in a change in control of the Michigan State Senate. At the time of the 1984 election, therefore, Democrats controlled 33 legislatures.

in 1989, a party change during the year by a Democratic representative broke the tie in the Indiana House of Representatives, giving the Republicans control of both chambers.

Citation formats
Statista Accounts: Access All Statistics. Starting from $1,788 USD / Year
Basic Account
Get to know the platform

You only have access to basic statistics.
This statistic is not included in your account.

Starter Account
The ideal entry-level account for individual users
  • Instant access to 1m statistics
  • Download in XLS, PDF & PNG format
  • Detailed references
$189 USD $149 USD / Month *
in the first 12 months
Professional Account
Full access

Business Solutions including all features.

* Prices do not include sales tax.

Other statistics that may interest you

Other statistics that may interest you Statistics on

About the industry


About the region


Other regions


Related statistics


Further related statistics

Statista Accounts: Access All Statistics. Starting from $1,788 USD / Year
Learn more about how Statista can support your business.