Enlarge Todd Wiseman

Many of the state's officeholders running for re-election are breathing easy with their return trip to Austin or Washington, D.C., already guaranteed.

That's because they face no major party opposition in the fall after having secured their party nomination this spring. By our count, that accounts for 10 members of Congress, four members of the State Board of Education, 12 members of the Texas Senate and 97 (!) members of the Texas House.

For your reference, here's a handy table. Incumbents are indicated, and party ID is listed as well:

_{Source: Secretary of State, Tribune research}

Some officeholders, though, won't be coming back next year, either because they voluntarily retired, were retired by the voters in the primaries or unsuccessfully sought another office.

Here's a table summarizing those:

_{Source: Secretary of State, Tribune research}