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US State Capitals Quiz: Only True Geography Experts Score 12/15

Sacramento, not Los Angeles. Albany, not New York City. State capitals trip up even lifelong Americans — see how many of the 50 you actually know.

Texas State Capitol building in Austin under a blue sky

US State Capitals Quiz — 15 Questions to Test Your Knowledge

Everyone assumes they know their state capitals until they're actually asked. This US state capitals quiz covers 15 questions on the cities that run each state's government — including the ones that surprise people the most, like why Sacramento beats Los Angeles and why Albany beats New York City.

Each question comes with a short explanation of the history behind the answer, so you'll walk away knowing not just the capital, but why it was chosen in the first place.

No registration required. No timers. Just 50 states worth of trivia — pick your answer and see how close you get to a perfect score.

Question 1 of 15

Fun Capital Facts You Probably Didn't Know

State capitals hide some genuinely surprising details:

🗺️ Denver Sits Exactly One Mile High

The Colorado State Capitol has a step marked at exactly 5,280 feet above sea level, giving Denver its famous "Mile High City" nickname.

🏙️ Phoenix Is the Biggest Capital

Phoenix, Arizona is the most populous state capital in the US, with over 1.6 million residents — more people than eight entire states.

✈️ Only Capital You Can't Drive To

Juneau, Alaska has no roads connecting it to the rest of the state or country; getting there means flying in or taking a ferry.

🏛️ Annapolis Was Once the US Capital

Annapolis, Maryland briefly served as the national capital of the United States from 1783 to 1784, before Washington DC existed.

📑 Named After a Founding Father

Jefferson City, Missouri and Jackson, Mississippi are both state capitals named directly after former US presidents.

📌 Same Name, Different States

Columbia, South Carolina shares its name with several other American cities, including a very different Columbus, Ohio.

California State Capitol building in Sacramento with palm trees

Common State Capital Myths — Busted

Even well-read Americans mix these up. Here's what's actually true:

  • Myth: New York City is the capital of New York State. Albany has held that title since 1797 — New York City is just the largest city.
  • Myth: Los Angeles is the capital of California. Sacramento is the state capital; LA is simply the largest and most famous city.
  • Myth: A state's capital is always its biggest or most famous city. Many capitals, including Springfield, Harrisburg and Pierre, are smaller than other cities in their own state.
  • Myth: Every capital was chosen for its size or fame. Many were picked for central location or political compromise, like Lansing and Columbia.
  • Myth: State capitals never change. Several states, including Illinois and New York, moved their capital more than once before settling on today's city.
United States map with an American flag

Why State Capitals Still Matter

Knowing your state capitals isn't just trivia — the story of how each one was chosen says a lot about American history:

How Capitals Get Chosen

Many capitals weren't picked for size or fame at all. Lawmakers often chose a central, accessible location to make travel fair for legislators from every corner of the state, which is how smaller cities like Springfield and Jefferson City won out over bigger rivals.

Capitals vs. Biggest Cities

Only about a third of US state capitals are also their state's largest city. In most states, the political center and the economic or cultural center are two completely different places.

Capitals Keep Changing Over Time

A capital isn't permanent by default. States have relocated their seat of government as populations shifted westward or as political rivalries demanded a neutral compromise site.

Frequently Asked Questions About US State Capitals

Which US state capital is the largest city in its state?

Phoenix, Arizona, with more than 1.6 million residents, is both the capital and the largest city in its state.

Which US state capital has the smallest population?

Montpelier, Vermont, is the least populous state capital in the country, with fewer than 8,000 residents.

What is the oldest state capital in the United States?

Santa Fe, New Mexico, founded by Spanish colonists in 1610, is the oldest state capital city in the country.

Why isn't New York City the capital of New York?

Lawmakers moved the state capital to Albany in 1797 because it offered a more central, defensible location along the Hudson River.

Which state capital can only be reached by plane or boat?

Juneau, Alaska has no road connection to the rest of the state or the continental United States, so travel is by air or sea only.

How many US state capitals are also their state's largest city?

Only about 17 of the 50 state capitals are also their state's largest city; most, like Sacramento and Albany, are not.

Which state capital sits exactly one mile above sea level?

Denver, Colorado sits at exactly one mile high, with a marked step on the Colorado State Capitol building at 5,280 feet.

Have any US states changed their capital city?

Yes. Several states, including Illinois and New York, moved their capital at least once in history before settling on their current city.