Costello, Mia
Registered Republican · AK · Alaska State Representative, District 15
Mia Costello is the registered Republican certified incumbent candidate for Alaska House District 15 in the 2026 primary. The Alaska Legislature identifies her as Representative Mia Costello for District 15, party Republican, serving in 2025-2026, after earlier service as a state representative and state senator. Her legislative biography lists prior government communications roles, teaching and public-relations work, and ownership of Mia Costello Consulting.
Campaign Finance Information — State House District 15
Campaign Finance Information · State House District 15 · August 18, 2026
Data last updated July 25, 2026
- Raised
- $10,800
Top disclosed occupations of direct donors
- Public servant$3,675
- Retired$2,850
- Alaska Miners Association$500
- Political Action Committee$500
Show 1 more
- Retired educator$500
Direct contributions by size
- $1,000-$4,999.99$4,575
- $500-$999.99$2,500
- $250-$499.99$1,500
- $100-$249.99$1,700
- $0.01-$99.99$525
Source: Alaska APOC · 2026 cycle · aws.state.ak.us
Track record
Environment and Public Health
· 1 record
As a state senator, Costello prime-sponsored SB 200 on mandatory physical activity in schools; it became Chapter 40, SLA 2016.
July 18, 2016For
Source: akleg.gov · researched July 6, 2026
Anti-Corruption
· 1 record
Costello prime-sponsored HB 187 on members of Legislative Council and Legislative Budget and Audit; the bill was referred to House Rules on May 6, 2026.
May 6, 2026For
Source: akleg.gov · researched July 6, 2026
Government Efficiency
· 1 record
Costello prime-sponsored HB 187 on members of Legislative Council and Legislative Budget and Audit; the bill was referred to House Rules on May 6, 2026.
May 6, 2026For
Source: akleg.gov · researched July 6, 2026
Public Education Quality
· 2 records
Costello prime-sponsored HB 219, titled Career/Tech Education Tax Credit; the bill was referred to House Labor and Commerce on May 7, 2025.
May 7, 2025For
Source: akleg.gov · researched July 6, 2026
As a state senator, Costello prime-sponsored SB 200 on mandatory physical activity in schools; it became Chapter 40, SLA 2016.
July 18, 2016For
Source: akleg.gov · researched July 6, 2026
Civil Rights
· 1 record
As a state senator, Costello prime-sponsored SB 80 on telecommunications for disabled subscribers; it became Chapter 110, SLA 2018.
September 29, 2018For
Source: akleg.gov · researched July 6, 2026
Corporate Accountability
· 2 records
As a state senator, Costello prime-sponsored SB 14 on transportation network companies and drivers; it became Chapter 31, SLA 2018.
June 18, 2018For
Source: akleg.gov · researched July 6, 2026
As a state senator, Costello prime-sponsored SB 126 on small security offerings; it became Chapter 38, SLA 2016.
July 18, 2016For
Source: akleg.gov · researched July 6, 2026
Public Infrastructure
· 1 record
Costello prime-sponsored HJR 18 urging support for a natural gas project; the Legislature lists the resolution as transmitted to the governor on June 15, 2026.
June 15, 2026For
Source: akleg.gov · researched July 6, 2026
General
· 1 record
Costello prime-sponsored HB 278, titled Economic Development: Alaska-Ireland Trade Commission; the Alaska Legislature lists the bill as vetoed by the governor on June 24, 2026.
June 24, 2026
Source: akleg.gov · researched July 6, 2026
Elections
- State House District 15 · August 18, 2026 · State House District 15; Alaska · incumbent
Profile last researched July 6, 2026.