The USPS spent $3.97B in 2024, accounting for .058% of the federal budget.

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

The Department of Justice spent $44B in 2024.

The EPA budget was 0.2% of total federal spending in 2024

The EPA spent $13.7B in 2024, making it 23rd among federal agencies in total expenditures. Of that money, more than half was distributed to state environmental agencies for sustainability and environmental protection programs.

The Social Security Administration (SSA) accounted for 22.4% of all federal spending in 2024

The SSA is an independent executive branch agency that is primarily responsible for administering Social Security benefits. In fiscal year 2024, The SSA, ranking second among federal agencies in terms of total spending, behind only the Department of Health and Human Services.

An analysis of the National Science Foundation's historical budget and spending

The NSF accounted for 0.1% of all federal spending in FY2024, with $9.39B—just over twice its FY1991 spending—out of $6.78T overall. Almost 99% of these funds ($9.29B) went to general science and basic research, with the rest allocated to national defense.

Use this calculator to find out the programs and services your federal income taxes fund.

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Explore fun facts from the USPS, including unique post office buildings, a stamp that traveled past Pluto, and more.

The federal government has spent more money annually than it has collected every year since 2022.

The federal government sent roughly $1.1T to state and local governments in 2024

Federal grants support a large portion of state and local budgets, funding Medicaid, infrastructure, education, and housing. In FY 2024, these transfers made up about 16% of total federal spending.

Transit is funded through a three-tier system, and the federal government is the smallest piece

In 2019, the federal government covered about one-sixth of the $79B spent on public transit. States and localities make up the rest. About 85% of all transit trips are taken by bus or heavy rail, and nearly 4 in 10 US transit trips occur in the New York City metro area.

Nearly half of the discretionary funding in the US is allocated to national defense.

NASA's budget makes up less than 0.4% of total US spending

NASA's annual budget consists mainly of human spaceflight activities (50%) and robotics and scientific research programs (30%). It peaked at almost $70B in 1964 but has been below $30B since 1995, coming from discretionary nondefense funds.

US public K-12 spending topped $857B in 2024

Public K-12 schools spent around $857B in 2024, averaging $17,277 per student. State and local sources shouldered nearly 90% of costs, and federal funds provided about $2,400 per pupil.

In 2020, government entities spent $316.5B on infrastructure, with state and local governments accounting for 34.8% of that amount.

Mark Twain had many gripes with the US Postal Service

Twain often complained about the cost of postage and the service's inefficiencies, often sharing these criticisms in newspaper opinion pieces. Still, in 1907, the USPS issued a commemorative stamp featuring his face.

Police spending is one of the largest budget items for local governments

Local governments finance most of the costs for police in the US. Total state and local criminal justice spending—covering police, courts, and corrections—reaches hundreds of billions of dollars annually.

The federal agency dedicated to supporting museums and libraries spent $280M in 2024

The Institute of Museum and Library Services—a division of the National Endowment for the Arts and Humanities—administered $294M in FY 2024, accounting for nearly 40% of the National Endowment's total spending.

In 1882, American Express began offering money orders to compete with the US Postal Service

Money orders were American Express' first move into financial services. USPS launched its money order service in 1864 as a way for Civil War soldiers to send money back home. Between the 1880s and 1920s, immigration into the United States surged;the American Express money order service gave immigrants a way to send money to family members living in other countries.

It cost the IRS $0.36 to collect $100 in 2024

It costs the IRS a significant amount of money to do part of its job—collecting money. For instance, the Internal Revenue Service spent $16.1B to collect $4.7T in taxes in 2023.

See which states contribute the most and least to the federal government.

The Budget and Accounting Act of 1921 created the modern federal budget

Before 1921, federal funding was fragmented and ad hoc. This article traces how inefficiency and postwar pressures led Congress to pass the Budget and Accounting Act, creating a standardized, centralized federal budgeting process.

Roughly 22% of US tax dollars go to Social Security

Social security is the US government’s largest expense. You can see other government expenses in a visual breakdown of what one US tax dollar actually pays for. Total spending amounts were converted to cents on the dollar and percentages.

The federal government pumped $70 billion into transit amidst reduced ridership during the COVID pandemic

When ridership collapsed by 75% in the spring of 2020, Congress sent transit agencies nearly $70B to help them survive. But that money has largely run out, and ridership remains 14-28% below prepandemic levels, leaving many transit systems with large budget deficits.

Government shutdowns, 101

Roughly a quarter of the US federal government's spending must be approved annually through a set of 12 appropriations bills in Congress. When they aren't, a government shutdown ensues, where federal agencies are legally barred from spending any further money on nonessentials. This explainer covers the basics of government shutdowns and their impact on the broader culture.

Read more about how the IRS is organized

The Internal Revenue Service is led by a commissioner, who leads the IRS for a five-year term after being selected by the president of the United States. Under the commissioner, the IRS has multiple subdivisions that work on different tax groups, such as the Wage and Investment Division to handle individual wage earners.

See a chart showing how much the US federal government pays in interest on its debt.

The US federal government employs roughly 3 million people

Tracking began in 1939, when the federal workforce consisted of about 1 million people. The total peaked in 1990 at 3.4 million, and hit a recent low in 2014 at 2.7 million.

The Federal Emergency Management Agency leads the US response to disasters

Established in 1979, FEMA coordinates the government's response to hurricanes, wildfires, floods, and other disasters, providing funding, logistical support, and recovery assistance. In FY 2024, the agency spent $35.1B, nearly 40% of the Department of Homeland Security's total budget.

Half of Americans have an unfavorable opinion of the IRS, while 38% have a favorable view

From July 1 to July 7, 2024, Pew Research Center conducted a survey of 9,424 adults to gauge the public's attitudes about the federal government, including government agencies and departments. Of 13 agencies, 10 had net favorable ratings of 15 percentage points or more. Topping the list were the National Park Service (76% favorable), the US Postal Service (72%) and NASA (67%).

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.

Roughly 70.5 million Americans were enrolled in Social Security benefits as of December 2025.

See how the executive branch of the US government works

The executive branch enforces federal laws and is led by the president, who serves as head of state, commander in chief, and chief diplomat. Supported by the vice president, Cabinet, and around 4 million federal employees, it carries out laws through 15 departments and dozens of agencies.

As of 2022, about 40% of scientific research aimed at generating new knowledge has been funded by the federal government—a percentage that has decreased from a high of 72% in 1967.

State and local governments fund very different services

Local governments allocate 39% of their spending to K-12 education, while states allocate less than 1% directly—although much of local education funding actually comes from state and federal grants to local communities. States instead allocate their budgets to public welfare and health programs (45%) and higher education (15%).

Individual income taxes are the federal government's primary revenue source, see a tracker that breaks down where the rest of the budget comes from

The US government historically makes nearly half of its total revenue last year from individual income taxes. But the US makes also makes money from a variety of other sources, including Medicare taxes and corporate income taxes. However, the federal government has run a deficit since 2001—reaching a peak of $3.13T in 2020.

In 2024, 332 million visitors to America's national parks spent an estimated $29B in local surrounding economies.

The federal budget process begins nearly a year before funds are spent

Creating the federal budget starts months in advance. This resource explains each stage, showing how the president proposes priorities, Congress reshapes and approves funding, and federal agencies implement the final budget.

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.

Here's how much money Americans spend on Halloween

In 2024, Americans are expected to spend more than $11B on Halloween, which averages out to roughly $104 per person, according to the National Retail Federation's Halloween Spending Survey, conducted by Prosper Insights & Analytics. That $11B number includes an anticipated almost $4B spent on costumes. See the full breakdown here.

US marshals were the first federal law enforcement officers

Established in 1789, US marshals carried out court orders, served subpoenas, made arrests, and collected fines—serving as the federal government's main law enforcement agency across the states for nearly a century before the creation of the DOJ.

In 2025, the US national debt per person was $113K.

Jeff Bezos purchased The Washington Post in 2013

He purchased the legacy newspaper with the intention of bringing it into the internet age, thereby helping improve its financials. Bezos’ ownership of the newspaper has been widely criticized, particularly by those who do not want the wealthiest in the country to have that much influence on the press. One Bezos critic explains the standpoint further in this article.

Tax policy can have a direct impact on the national debt, with past presidents' changes to tax codes inflating the deficit.

The central bank was designed to operate free of short-term political influence to prevent the Fed from making disastrous policy decisions

Although the Fed Chair and the six other Governors of the Board are appointed by the US president and approved by Congress, the Fed is not funded by congressional appropriation, and its board members are appointed to lengthy 14-year terms.

The Constitution gives Congress sweeping control over the federal budget

Article I, Section 8's Spending Clause authorizes Congress to tax, pay debts, and promote the "common Defence and general Welfare," making it one of Congress's most powerful tools—and the constitutional foundation of federal budget control.

The Bureau of Prisons manages 122 federal prisons and over 150,000 inmates

The Federal Bureau of Prisons, part of the DOJ, runs 122 facilities across the United States, holding over 150,000 inmates. It manages custody, security, rehabilitation, and reentry programs within the federal correctional system.

One in seven US tax dollars is collected by local governments

Local governments collect about $886B each year to support education, infrastructure, and public health. Roughly three-quarters of this funding comes from property taxes, with the rest sourced from sales, excise, and income taxes.

Federal spending falls into 2 categories: mandatory and discretionary

Federal spending is split between mandatory programs, funded automatically by law, and discretionary programs, funded through annual appropriations. This video breaks down which major programs fall into each category and why the distinction matters.

Why the structure of the National Science Board contributes to the NSF's nonpartisan design

After Congressional debates over the merits of having an independent agency versus one accountable to the president and the public, it was decided that the director and Board members would be presidentially appointed but serve staggered six-year terms. By replacing one-third of the Board's members every two years, each could outlast any single administration.

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.