Current state legislator · Open States CC0 record

Mark Costello

Name: Mark Costello state legislative record
Creator: Open States
License: https://creativecommons.org/publicdomain/zero/1.0/

State SenatorState SenateDistrict 8Republican

Get in touch

Contact

Mark Costello · public office

Email officemark.costello@legis.iowa.gov Call office515-281-3371 Government officeVisit website

Office mailing address 1007 E. Grand Ave., Des Moines, IA 50319

For constituent services and government business—not campaign inquiries.

Open States roster ↗ · Source checked 2026-08-24

VERIFIEDCurrent

Who holds this state seat?

Mark Costello is the current sourced officeholder.

Open States lists Mark Costello for State Senate District 8 beginning Jan 3, 2023. Election.org does not infer or carry forward state officeholder names.

Open Mark Costello's permanent public CV →

Current role

State legislative record

SOURCE-LINKED

Name: Mark Costello
Office: State Senator
Chamber: State Senate
District: 8
Party: Republican
Role began: Jan 3, 2023
Official email: mark.costello@legis.iowa.gov
Official phone: 515-281-3371
Capitol address: 1007 E. Grand Ave., Des Moines, IA 50319
Open Civic Data ID: ocd-person/37b1879c-5435-4c28-bb62-fa71fbabbbdb

How to read this page

A neutral current-office record.

This profile begins with the cited CC0 roster. A missing portrait or contact field may be filled from the officeholder's name-matched official legislative page, with the exact field source preserved below. Party is a factual label, not a ranking or endorsement.