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2020 Arizona U.S. House - District 1 Election Results

Election Date: Nov. 3, 2020 | Updated 8:57 AM MST Nov. 19, 2020
Tom O’Halleran, a centrist Democrat seeking his third term in Congress, runs against Republican Tiffany Shedd, a lawyer and cotton farmer, in a district that is massive and largely rural. The district voted for President Donald Trump in 2016, making it a race to watch because of the divided loyalties of its voters. The district spans northeastern Arizona, from the Utah border to the outskirts of Tucson.

District 1

100% Reporting
*Incumbent
CandidateTotal Votes% Votes
Tom O'Halleran (D) *188,46951.6%
Tiffany Shedd (R)176,70948.4%

County-By-County Results Map

Democratic Lead
Republican Lead
Other Lead
Tied / Runoff
No Election
No Results
Mail-in and early votes may not be included.

County-by-County Results

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Apache County

*Incumbent
CandidateTotal Votes% Votes
Tom O'Halleran (D) *23,60568.0%
Tiffany Shedd (R)11,11032.0%

Coconino County

*Incumbent
CandidateTotal Votes% Votes
Tom O'Halleran (D) *44,84262.6%
Tiffany Shedd (R)26,80037.4%

Gila County

*Incumbent
CandidateTotal Votes% Votes
Tom O'Halleran (D) *4,90252.5%
Tiffany Shedd (R)4,42747.5%

Graham County

*Incumbent
CandidateTotal Votes% Votes
Tiffany Shedd (R)10,15369.6%
Tom O'Halleran (D) *4,43630.4%

Greenlee County

*Incumbent
CandidateTotal Votes% Votes
Tiffany Shedd (R)2,22661.7%
Tom O'Halleran (D) *1,38038.3%

Maricopa County

*Incumbent
CandidateTotal Votes% Votes
Tom O'Halleran (D) *55485.6%
Tiffany Shedd (R)9314.4%

Mohave County

*Incumbent
CandidateTotal Votes% Votes
Tom O'Halleran (D) *26569.6%
Tiffany Shedd (R)11630.4%

Navajo County

*Incumbent
CandidateTotal Votes% Votes
Tiffany Shedd (R)26,37152.1%
Tom O'Halleran (D) *24,20547.9%

Pima County

*Incumbent
CandidateTotal Votes% Votes
Tiffany Shedd (R)37,47353.9%
Tom O'Halleran (D) *32,07846.1%

Pinal County

*Incumbent
CandidateTotal Votes% Votes
Tiffany Shedd (R)48,32452.9%
Tom O'Halleran (D) *43,03447.1%

Yavapai County

*Incumbent
CandidateTotal Votes% Votes
Tiffany Shedd (R)9,61651.2%
Tom O'Halleran (D) *9,16848.8%