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

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%).

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

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.

See how local, state, and federal governments divide the cost of public services

Federal, state, and local governments share responsibility for funding public services. Education, roads, and social programs are funded through a complicated mix of taxes and intergovernmental transfers.

The federal government distributes more than $160M in grants directly to libraries each year

The Institute of Museum and Library Services distributes funds annually to State Library Administrative Agencies, which support statewide initiatives and channel funds to public and academic libraries.

Use this calculator to find out what your federal income taxes pay for

In the fiscal year 2024, the US federal government's biggest spending priorities included $1.5T on Social Security, $877B on national defense, and $874B on Medicare. This calculator from the Microsoft AI for Good Lab can help you estimate how your tax dollars are allocated across $6.8T in federal spending.

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 Transit Administration distributes roughly $20B annually to support local transportation

Created by the Urban Mass Transportation Act in 1964, the FTA funds and oversees the roughly 2,200 transit systems that receive federal support across the US, covering everything from subway capital investment to rural bus service.

Calculate how much of your tax dollars go to each federal program based on your income, filing status, and number of children

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.

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.

Many local governments also struggle to rein in their spending

The federal government isn’t the only one that holds debt. State and local governments borrow money to cover budget gaps, too.

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.

The Department of Justice spent $44B in 2024

In fiscal year 2024, the Department of Justice spent approximately $44B—making it the 14th-largest federal agency by total spending. Its budget funds law enforcement activities, prosecutions, prisons, and grants to state and local justice initiatives.

How much the federal government pays in interest on the debt

A significant portion of annual funding goes to servicing the federal government's public debt, which stood at $36T in 2025. That amount required roughly $1T in interest payments just for the year.

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.

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

The 1956 Federal-Aid Highway Act spent $25B to build 41,000 miles of freeway

Sold to Congress as a national defense measure, the Interstate Highway Act committed the federal government to covering 90 cents of every dollar spent on a 41,000-mile freeway network, a subsidy that reshaped American cities and supercharged car dependency.

The federal government uses the FAFSA to determine student's eligibility aid

Apply for billions of dollars in scholarships, grants, loans, and Federal Work-Study funds using the Free Application for Federal Student Aid form. Get an overview of how the FAFSA form can help you finance your education with money from the federal government, your state, and school; understand when to apply; and find out what you'll need to fill it out.

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.

Roughly 40% of basic US research is federally funded

Basic research aims to produce new knowledge for it's own sake, as opposed to applied research, which seeks direct application. Private businesses make up the bulk of the rest of the funding.

In 2024, the US committed about $82.3B to foreign aid.

That year, 67.2% of foreign aid was for economic purposes, and the remaining 32.8% was for military purposes. Israel received more US foreign aid than any other country in 2024.

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.

How many Americans receive government assistance?

In 2022, nearly half of all American children—and roughly one in three Americans overall—were enrolled in at least one government assistance program. Those programs provide support for people who cannot afford healthcare, food, housing, or other needs. Find out more about the number of Americans receiving government assistance here.

Federal subsidies have boosted US fracking profits

Between 2000 and 2020, the US government invested tens of billions of dollars to facilitate the extraction of shale oil and gas reserves. These subsidies helped make new projects viable and kept fossil fuel companies afloat while global energy prices and renewable energy startup costs have fallen.

Just 7% of student loan borrowers account for 40% of outstanding student loan debt

Most student loan debt went to support graduate studies. Total student loan debt in the US is more than $1.6T. Downloadable tables show the raw data behind federal student aid.

Roughly 43 million US borrowers owe roughly $1.7T in student debt, the second-largest source of consumer debt behind mortgages.

During COVID-19, the Fed made drastic moves in attempts to shore up the US economy called quantitative easing

The Fed took an aggressive approach to help the US economy during COVID-19 beyond standard monetary levers, including broad purchases of mortgage-backed securities, Treasury securities, and more.

States have stepped in to keep national parks open during shutdowns

National parks typically close during federal shutdowns, but in 2023, Arizona and Utah planned to use state funds to keep parks open—highlighting how shutdowns can disrupt tourism and local economies.

The price of gas is a composite made up of several different factors, with the federal gas tax making up less than 20% of what drivers pay at the pump.

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.

Before the current East Wing ballroom project, only two White House renovations in the past 100 years cost more than $10M.

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

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.

Fireworks-related ER visits are on the rise—in 2024, they increased by 52% as compared to the prior year.

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

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 2,000 US babies are born annually without some portion of their limbs, potentially leading to a lifetime of pricey prosthetics.

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.

View the ten deadliest tornadoes in US history.

Researchers believe the brain consolidates memories, processes emotions, and plans for the future during dream states

Most of the observable universe's volume consists of voids and supervoids—enormous regions of space with little to no galaxies, stars, or light.

Jimmy Carter signed a 1978 bill that legalized home brewing, a move credited with kick-starting the craft beer industry.

Art theft is the third-largest source of criminal revenues worldwide, thanks in part to the subjective nature of valuing a work of art.

Some renewable energy sources may weaken the resiliency of electric grids by removing outage buffers provided by coal- and natural gas-fired plants, which provide the system with more time to find a new power source if a plant goes down.

Stanford built a Google Maps for the Roman Empire, revealing how much it cost to travel in the ancient world

Fish populations in the Great Barrier Reef have increased after installing waterproof speakers on the ocean floor that played recordings of sounds from healthy coral reefs.

The syncytiotrophoblast is the outer layer of the placenta and the largest human cell, spanning an area about twice that of a king-sized bedsheet.

'Grand Canyon of the Yellowstone,' a work by American painter Thomas Moran, inspired Congress to establish Yellowstone National Park.

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.