Districts
State Senate District 8
State Senate District 8, Iowa, is represented by Mark Costello (State Senator), on the roster read 2026-09-01.
State Senate District 8 is a state legislative district, upper chamber in Iowa. Contact details are as the sources publish them.
- Type
- state legislative district, upper chamber
- State
- Iowa
- Census identifier
- SLDU_19008
- Officeholders Rallybase holds
- 1
- Roster read on
Who holds a seat in State Senate District 8
- Mark CostelloState Senator · Republican · 515-281-3371 · mark.costello@legis.iowa.gov
What you can do from here
- Write to your representativesRallybase composes the letter; sending it yourself is free
- Find every government that covers your addressA ZIP straddles districts, so this asks for a point rather than a ZIP
What Rallybase does not know here
- How many people live here. We store the boundary and no population figure with it.
- When this body next meets. We hold meetings for the markets whose calendars we sync, and none attached to this district.
- How this district was drawn, when it was last redistricted, and who drew it. We hold the boundary as the Census publishes it and none of its history.