Most US House seats stay with the same party for decades

Breaking down the House races

All 435 voting seats in the US House are up for election, but less than 10% of them are competitive. See a breakdown of the races and which way they are leaning here.

The census reshapes House representation every 10 years

Conducted once every 10 years, the US Census determines how House seats are reapportioned among the states. The 2020 results shifted representation as state population growth and decline altered the geographic balance of political power.

Experts predict Republicans will gain seats from mid-decade redistricting in 2026

Analysts expect GOP-led states to net seats through mid-decade redistricting, while Democratic states face greater hurdles due to commissions and legal limits—tilting the likely outcome toward Republican gains in 2026.

As of 2022, Congress was more ideologically polarized than at any point in 50 years

Research from the Pew Research Center indicates that Democrat and Republican lawmakers have become more ideologically unified internally while moving further apart overall—with Republicans shifting to the right faster than Democrats have shifted to the left.

Congressional turnover was far more common in the early republic

Many early lawmakers served just one or two terms before stepping aside, reflecting the ideal of the citizen legislator and the discomforts of living in Washington, DC. Longer careers in Congress became typical only later in the 19th century.

Despite being favored by 87% of Americans, Congress does not have term limits.

John Dingell Jr. was the longest-serving member of the House

John Dingell Jr. served 59 years in the United States House of Representatives, representing his Michigan constituents. This list highlights the 33 House members in US history who have served 40 years or longer.

How partisan is your district?

The highly-respected Cook Political Report rates how partisan--and therefore, how safe--every district in the US is. Hover over your home district to see the score.

The House of Representatives controls the $7T federal budget

The House holds the exclusive "power of the purse" to initiate revenue bills, a provision in the US Constitution designed to divide power with the Senate and give states with larger populations greater influence over federal budgeting.

Faithless electors have never changed the outcome of a US presidential election

Occasionally, Electoral College members vote against their state's popular choice—known as "faithless electors." Though these rare defections have drawn attention and prompted new state laws, none have ever altered the final result of a presidential race.

Visualize every time Congress has mentioned the word 'democracy' since 1880, and why

This Pudding interactive analyzes every mention of "democracy" in the Congressional Record over 145 years, charting how the word shifted from a partisan label to a concept, and tracking when lawmakers warned the system itself was under threat.

McCarthy set a modern record with 15 ballots to become House speaker

In January 2023, Kevin McCarthy was elected speaker of the United States House of Representatives on the 15th ballot. This required more rounds than any speaker election since before the Civil War and marking the longest multiballot speakership contest in modern history.

Tracking where people moved in the US in 2022

The latest data from the US Postal Service's change of address request system shows a decline in migration in 2022. See where people are moving and where they are leaving with this data breakdown.

The US government has shut down 22 times since 1976

This resource breaks down every federal shutdown since 1976, showing how long each lasted and the budget disputes that caused them—revealing how routine funding failures have become in modern US politics.

Renting versus owning a home, charted by age

One-third of American households are rented. The other two-thirds are owned or in the process of becoming owned, according to 2022 data from the American Community Survey. While most people rent in their younger years, homeownership rates tend to fluctuate based on age. To see home ownership and renter rates charted by age, check out these charts.

70 years after Brown v. Board, segregation remains in American schools

Despite being ruled unconstitutional in 1954, racial segregation persists: large shares of Black and Hispanic students still attend schools where most classmates are students of color. Recent trends show that segregation has increased across many urban districts since the 1990s.

Voting rights expanded from 6% of Americans in 1789 to nearly all adult citizens today

In the first US election, only white male property owners—about 6% of the population—could vote. Constitutional amendments culminating in the 26th Amendment gradually expanded voting rights to nearly all citizens aged 18 and older.

Thomas Hofeller was the GOP strategist known as the 'master of gerrymandering'

Republican consultant Thomas Hofeller quietly shaped US politics for decades by engineering partisan maps nationwide. His files, released after his death, revealed strategies to maximize GOP advantage and diminish Democratic influence.

The firms running America's voting systems

Three companies make up over 90% of the US market share around voting systems, and like any company, they're priorities aren't always aligned with the public's. Dive into the industry of voting machines in this investigation piece from the Guardian.

How house colors can indicate gentrification

Reporters from the Washington Post share an analysis that indicates gray and neutrally toned houses are signs of gentrification in a neighborhood. Visuals of different paint swatches help illustrate which colors are chosen for newly built homes in certain DC districts.

Since 1800, every president has lived and worked in the White House

John Adams became the first president to live in the White House when it was completed in 1800. Since then, every American president has used it as both a residence and the official seat of executive power.

Social Security is one of the most popular government programs

In a recent Pew Research Center survey of US adults, 79% said Social Security benefits shouldn’t be reduced in any way. This view is broadly shared across ages, races, political affiliations, and income brackets.

See the day in the life of a lawmaker

This video tracks Mark Alford, who has represented Missouri's 4th district in the United States House of Representatives since 2023, offering a firsthand look at the pace, travel, and daily demands of congressional life.

There are ETFs that track lawmakers' stock purchases

If you can’t get enough politics in your life, why not invest like a politician? Because members of Congress are required to disclose their stock purchases, you can do just that, and the NANC and KRUZ ETFs make it even easier. NANC, referencing Nancy Pelosi, holds a basket of stocks that Democratic politicians have purchased. KRUZ, referencing Ted Cruz, holds a basket of Republican-held stocks.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

Why the US women's soccer team has been so dominant for three decades

The US women's soccer team has more Women's World Cups than any other team, and have ranked as the number one team in the world for over a decade. Perennial favorites, the organization is one of the most dominant in modern sports history. Author...

How Taiwan residents view China and the US

There is widespread support in Taiwan for increased economic and political ties with the US, compared to China. This deep dive of data from the Pew Research Center breaks down how various segments of Taiwan's population perceive the US and China individually and among other Asia-Pacific countries.

The United States is one of only around two dozen countries with a fully federal system of government, in which power is divided between national and state governments.

The US Constitution is widely regarded as the longest-standing written national constitution still in force—see how it has influenced rights worldwide.

US housing costs have risen by roughly 175% between 1991 and 2026—but a growing number of Gen Zers are becoming homeowners anyway. In 2025, 4% of homebuyers were Gen Z, up from 3% the year before.

Dozens of S&P 500 stocks, including Coca-Cola and Walmart—known as the dividend aristocrats—have increased dividends every year for 25 years

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

The US dollar is the most widely circulated currency in the world, and is involved in nearly 90% of global transactions

See a ranking of the best (and worst) Federal Reserve Chairs since 1914 out of the 16 men and women who have held the office since.

44% of Americans say they pray at least once a day—discover how your state's religiosity stacks up against the rest of the country.

Hear about the 250-year history of the United States Postal Service, complete with some of its strangest deliveries, important innovations, and the figures that made it an American institution.

The United States has had a tumultuous relationship with Cuba since its 1959 revolution, highlighted by a nuclear crisis and a decades-long trade embargo.

Frank Lloyd Wright's houses are historically hard to sell because they're old, subject to local landmark commissions, and often unfashionable

After the Boston Tea Party, colonists switched to coffee, which became the main morning drink for revolutionaries.

Hedge funds, the private investment firms that trade a wide swath of financial assets, make money by imposing steep fees on investors and from the fund's investment performance.

About 12.5% of US adults experience a phobia in their lifetime, a diagnosis that hinges on the intense fear interfering with daily life and persisting for at least six months.

Recent research found that the brain doesn't seem to massively rewire following amputation—upending earlier beliefs about the cause of phantom limb pain.

Budweiser stores yeast derived from the original 1800s strain in a secret bunker, which only the Head of Yeast Management can access—not even the CEO

While El Niño moves warm Pacific Ocean waters east along the equator, La Niña moves them west, shifting where rainfall will become more common for months.

The 19th-century painters of the Hudson River School were among the first American romantics, with portraits that displayed the natural beauty of the young country.

Experimental hantavirus vaccines and therapies, still under development, have long been funded by the US military.

Pure water does not conduct electricity because this flow of energy requires the movement of charged particles, and water is a neutral molecule.

Coral polyps reproduce via broadcast spawning, where entire reefs simultaneously release reproductive cells for about one hour, once a year.

A small portion of The Winstons' 'Amen, Brother,' an obscure '60s gospel record, is the basis for thousands of hip-hop tracks, making it one of the most sampled records ever that's informally known as 'the Amen break.'