|Alaska House of Representatives District 20|
|January 24, 2011-Present|
|January 26, 2015|
|Years in position||3|
|Per diem||$238 or $253/day|
|Elections and appointments|
|Last election||November 6, 2012|
|First elected||November 2, 2010|
|Next general||November 4, 2014|
|Bachelor's||Harvard University, 1990|
|Master's||University of Alaska Southeast, 1997|
|Place of birth||Anchorage, AK|
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.
At the beginning of the 2013 legislative session, Costello served on the following committees:
|Alaska Committee Assignments, 2013|
In the 2011-2012 legislative session, Costello served on the following committees:
|Alaska Committee Assignments, 2011|
Costello's campaign website lists the following issues:
- A strong, diverse Alaska economy that is open for business.
- Excerpt: "Mia has worked hard to promote tourism and support industries and to encourage the development of our natural resources such as oil & gas, mining, timber and fishing."
- A long-term energy plan.
- Excerpt: "We should encourage exploration at a time when our oil revenues are declining so that our North Slope oil keeps working for Alaska. Mia has worked to bring our natural gas to markets and encourage viable clean energy projects."
- Government accountability.
- Excerpt: "Mia will work on a long-term fiscal plan and she will keep government small. She believes in saving for a rainy day."
- Education for all students.
- Excerpt: "Mia is an award-winning high school government teacher and has worked with disadvantaged youths who are behind in reading and writing. Mia will base education policy on “best practices” – what has been shown to garner results in our classrooms."
- Supporting our Military.
- Excerpt: "Mia’s father served in World War II and she believes in supporting military members and their families."
Costello ran for re-election in the 2012 election for Alaska House of Representatives District 20. She defeated Tamara Von Gemmingen in the August 28, 2012, Republican primary. The general election took place on November 6, 2012. Costello won re-election in the general election.
|Alaska House of Representatives, District 20, General Election, 2012|
|Republican||Mia Costello Incumbent||70.6%||5,134|
|Alaska House of Representatives, District 20 Republican Primary, 2012|
|Mia Costello Incumbent||80.6%||1,820|
|Tamara Von Gemmingen||19.4%||437|
|Alaska House of Representatives District 27 General Election (2010)|
|Mia Costello (R)||3,696|
|Bob Buch (D)||2,873|
Campaign donor information is not yet available for this year.
In 2010, Costello raised $89,808 in contributions. 
Her five largest contributors were:
|Alaska Republican Party||$8,500|
|Capital City Republican Women||$4,040|
|Anchorage Republican Womens Club||$2,000|
Costello and her husband Andrew Billings have two children.
This section displays the most recent stories in a google news search for the term "Mia + Costello + Alaska + House"
- Campaign website
- House website
- Project Vote Smart Biography
- Project Vote Legislative profile
- Campaign contributions 2010
- Mia Costello on Twitter
- Campaign website, Issues
- Alaska Division of Elections - August 28, 2012 Primary Candidate List
- Alaska Division of Elections, Official 2012 Primary Results
- Alaska Election Division "Election Results 2012" Accessed November 16, 2012
- August 24, 2010 primary results
- November 2, 2010 election results
- 2010 contributions
|Alaska House of Representatives District 20
| Succeeded by|
Bob Buch (D)
|Alaska House of Representatives District 27
| Succeeded by|
Mike Hawker (R)