99chambers
Dan Koh
Photo: Executive Office of the President of the United States, Public domain
DemocratNo state or federal office heldWon the 2026 general by 26.8

Dan Koh

Won the 2026 race for Massachusetts's 6th District.

Born 1985

WikipediaFEC filings

Last margin
+26.8
Won 2026

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 11:01 PM ET

Background

As listed by the official candidate list, Wikidata and campaign filings. 99chambers does not summarize platforms or endorsements.

Born
1985
Education
Phillips Academy; Harvard Business School
On the ballot as
former deputy director of the White House Office of Intergovernmental Affairs (2022–2025), former Andover selectman (2019–2021), and candidate for the 3rd district in 2018

Source: Wikidata (CC0) and the official candidate listUpdated Oct 27, 2026, 11:01 PM ET

Every race Koh has run

Baseline: how the seat voted for president in the same or nearest year. Running ahead of it means Koh won voters the party’s presidential nominee did not; primaries have no baseline.

YearOfficeStageResultOpponentsShareMarginRaisedBaselineAgainst baseline
2026Massachusetts's 6th DistrictGeneralWonMicah Quinney Jones (R)63.4%D+26.8$5.4MD+21.1+5.7

Source: 99chambers results archive; 2026: civicAPI (unofficial)Updated Nov 8, 2026, 7:01 PM ET

Money

Koh’s campaign fundraising, and outside money in Koh’s races this cycle.

Raised, 2025–26
$5.4M
Outside, for Koh
$1.8M
Outside, against Koh
$69.7K

Source: FEC filings through Oct 14, 2026Updated Nov 3, 2026, 2:14 AM ET

What’s next

From campaign filings, not from public statements.

COMMITTEE TO ELECT DAN KOH
FEC		Active

Source: FEC filings through Oct 14, 2026Updated Nov 3, 2026, 2:14 AM ET

Who Koh has run against

Source: 99chambers results archive; 2026: civicAPI (unofficial)

The seat

FEC H8MA03072 · Wikidata Q115558843

Source: 99chambers: presidential results on current lines (MEDSL precinct returns); Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 11:01 PM ET