Ed Markey wins: Key takeaways from Massachusetts primary election results

By Reuters and The Associated Press. Published On 2 Sep 20262 Sep 2026.

Key points

• In the 1st District, 77-year-old Representative Richard Neal, first elected to Congress in 1988, defeated 39-year-old public school teacher Jeromie Whalen.
• Former Biden White House aide Koh won the Democratic primary for Massachusetts's 6th Congressional District, the seat being vacated by Seth Moulton as he ran for Senate.
• This person has held his seat since 2001, defeated 39-year-old progressive lawyer Patrick Roath in the 8th Congressional District.
• Veteran Democrats defeated younger challengers in Massachusetts's primary elections on Tuesday, with Senator Ed Markey beating Representative Seth Moulton for the Democratic nomination.
• Senator Ed Markey, 80, defeated 47-year-old Representative Seth Moulton to secure the Democratic nomination.

Veteran Democrats defeated younger challengers in Massachusetts's primary elections on Tuesday, with Senator Ed Markey beating Representative Seth Moulton for the Democratic nomination. Long-serving representatives Stephen Lynch and Richard Neal additionally won their races. Here are five key takeaways from the Massachusetts primary election results. Veteran Democrats survive challenges from younger rivals. Notably, a number of of Massachusetts's longest-serving Democrats survived challenges in Tuesday's primaries.

Similar challenges additionally failed in the House. Representative Stephen Lynch, 71. This person has held his seat since 2001, defeated 39-year-old progressive lawyer Patrick Roath in the 8th Congressional District.

All three will now advance to November, with Democrats heavily favoured in Massachusetts. Markey wins the progressive argument despite his age.

Moulton campaigned on the need for a new generation of political leadership, but Markey's age did not appear to work against him.

Markey, 33 years older than Moulton, ran as the more progressive candidate, with backing from prominent figures on the Democratic left, including Representative Alexandria Ocasio-Cortez and independent Senator Bernie Sanders.

While no member of the delegation endorsed Moulton, markey additionally had the backing of Senator Elizabeth Warren and other members of the state's congressional delegation.

Moulton, a Marine veteran who ran as the more moderate alternative, instead received backing from groups including VoteVets and New Jersey Governor Mikie Sherrill.

Markey additionally repeatedly attacked Moulton over his comments questioning transgender girls' participation in girls' sports. Moulton afterwards apologised and stated he backed the transgender community, but Markey continued to raise the problem during the campaign.

"If you're in the trans community or you're a trans kid feeling the weight of the Trump administration and the Supreme Court, you matter, " Moulton remarked during an August debate. "You're valued, and I will always have your back."

Nevertheless, the opposite dynamic played out in the 8th District, where the younger Roath – unsuccessfully – challenged Lynch from the left.

In practice, the results indicated that age and ideology did not necessarily go hand in hand in Massachusetts.

"Generational change isn't about compromising, to do the small things better, " Markey remarked Tuesday. "It's about fighting to do the big things best." In a concession speech, Moulton remarked he would now backing Markey.

"Challenging the establishment and calling for a new generation of leadership isn't straightforward. But it is necessary, " Moulton informed supporters. "We started conversations that needed to happen." Progressive challengers create gains but fall short.

While younger challengers failed to defeat the state's veteran Democrats, some still mounted competitive campaigns.

Roath raised regarding $1.3m compared with roughly $910, 000 for Lynch, despite taking on a congressman who has represented the area for more than two decades.

He additionally significantly narrowed the gap during the campaign. Lynch led Roath by 26 points in a February poll, but by the final stretch of the campaign, his lead had narrowed to seven points. But Roath ultimately fell short against Lynch.

Whalen additionally challenged Neal from the left in the 1st District, campaigning on progressive policies including Medicare for All, but fell short against the veteran congressman. Massachusetts bucks the national trend.

Meanwhile, the Massachusetts results differed from a number of Democratic primaries elsewhere in the country, where younger progressive candidates have defeated long-serving politicians.

In Connecticut last month, former Hartford Mayor Luke Bronin defeated Representative John Larson, 78. This person had served in Congress for almost three decades.

In June, 29-year-old Democratic socialist Melat Kiros defeated Representative Diana DeGette. This person had represented her Colorado district for almost 30 years.

That came a week after two Democratic members of Congress were defeated by left-wing challengers in New York, including five-term Representative Adriano Espaillat. In Massachusetts, all three major challenges to long-serving lawmakers failed.

But the results were not necessarily a rejection of progressive politics. While Lynch and Neal faced younger candidates running to their left, markey himself ran from the party's progressive wing.

Instead, the common factor was the strength of long-serving politicians, regardless of whether their challengers came from the centre or the left. Biden-backed Dan Koh wins primary for open House seat.

Koh stood out in the five-way race for openly embracing the former Biden administration. As well as former Labor Secretary and Boston Mayor Marty Walsh, he was endorsed by former President Joe Biden and former Vice President Kamala Harris.

Koh will now head into November as the favourite to win the heavily Democratic district. Democratic primaries may have decided the races.

In heavily Democratic Massachusetts, the primaries may prove to be the biggest electoral hurdle, with Democratic winners heavily favoured to prevail in November's general election.

Markey will face Republican John Deaton. This person ran unopposed in his primary on Tuesday. Deaton previously ran for the Senate against Elizabeth Warren in 2024, losing by regarding 20 percentage points.

Notably, the Democratic nominees in a number of House districts will additionally head into November as heavy favourites, meaning Tuesday's results could in effect determine much of the state's congressional delegation for the next term.

Taken together, the developments around ed Markey wins: Key takeaways from Massachusetts primary election results point to a situation that is still moving, and the coming days should bring more clarity.