Mark Lamb
Running for U.S. House District 5 — 2026 election
Raised · 2026 cycle
$1.2M
Source: FEC
As of July 2026, Mark Lamb is a Republican candidate for U.S. House District 5 in Arizona in the 2026 election. Federal Election Commission filings report $1,222,217 in total receipts for the 2026 cycle. All figures on this page are drawn from primary sources — FEC filings, congressional records, and STOCK Act disclosures — and link back to them.
Data last updated July 2026.
Mark Lamb is the Republican nominee for U.S. House in Arizona's 5th Congressional District in 2026, having won the Republican primary on July 21, 2026. He served as sheriff of Pinal County, Arizona, from January 1, 2017 through December 31, 2024, after prior service with the Salt River Pima-Maricopa Indian Community police department and the Pinal County Sheriff's Office. Before entering law enforcement, he worked in pest control. In 2024, Lamb was a Republican candidate for the U.S. Senate in Arizona and was defeated in the primary by Kari Lake.
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42% of donations are small-dollar contributions under $200 — a heavily grassroots-funded campaign.
$1.2M
Total raised
$979K
Total spent
$243K
Cash on hand
Where the money comes from
Reflects money received by the campaign committee itself. “Loans and other receipts” covers candidate or bank loans, offsets to operating expenditures, interest and other non-contribution receipts reported to the FEC. Independent expenditures by super PACs are not included.
Totals through 2026-07-01 · Source: FEC