|Alaska House of Representatives District 27|
| Assumed office|
January 24, 2011
| Current term ends|
January 24, 2013
Costello graduated from Harvard University with a degree in Government. She then earned her Teaching Certificate/MA in Teaching from the University of Alaska Southeast.
Costello has worked in the following positions: owner of a public relations consulting business, Deputy Director of Communications for the Office of Governor Murkowski of the State of Alaska, public information officer for the Media Support Center of the Office of Governor Walter Hickel of the State of Alaska, teacher at Service High School and Juneau-Douglas High School, account executive for Bradley/Reid Communications, and aide to Representative Norm Rokeberg of the Alaska House. She is currently employed as an instructor for Nine Star Education and Employment Services.
Costello and her husband, Andrew Billings, have two children.
In the 2011-2012 legislative session, Costello has been appointed to the following committees:
- Subcommittee on Commerce, Community and Economic Development, Chair
- Subcommittee on Natural Resources, Chair
- Subcommittee on University of Alaska
|Alaska House of Representatives District 27 General Election (2010)|
|Mia Costello (R)||3,696|
|Bob Buch (D)||2,873|
|Alaska House District 27
| Succeeded by|