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How the king moves in chess

Alexey Mudry · updated September 12, 2026
The king moves one square in any direction - along a file, a rank or a diagonal. It is the simplest rule of all six pieces, and the king has more prohibitions than anyone: there are squares it may not enter even when they are empty. Check, mate and stalemate all grow out of those prohibitions. The other pieces - how chess pieces move.

How the king moves

One square in any of eight directions. No range, no jumps: the king is the slowest piece on the board.

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A king on e4 controls eight squares - everything around it.

In a corner three squares remain, at the edge five. That is why the king is kept near the centre in the endgame and hidden in a corner behind pawns at the start: early on its job is not to work but to stay out of trouble.

The king captures exactly as it moves: it takes the square of an enemy piece and removes it. There is no separate capturing rule.

Where the king may not go

Onto an attacked square. This is the main restriction: the king may not step where any enemy piece could take it. The square is often completely empty - the ban comes from who covers it, not from what stands on it.

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The black rook on e8 owns the whole e file. Circles are the six squares the king may use; e3 and e5 are marked red - they are closed to it.

Onto a square next to the enemy king. Two kings never stand on adjacent squares - each would be attacking the other. The rule follows from the previous one, but it deserves its own line: the whole technique of mating a lone king rests on it.

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Circles are the five squares available to the white king. In red are c4, d4 and e4: the black king reaches them, so they are forbidden.

Into check after its own move. If the king shields a line - that is, stands between a friendly piece and an enemy long-range one - it may step aside, but it may not open the line and stay under fire. The same rule forbids moving any piece that shields the king.

The king cannot be captured

The king is the one piece that never leaves the board. It is not taken and not traded: the game ends earlier, at the moment when the attack can no longer be answered.

  • Check - the king is attacked, and the attack must be dealt with at once: move away, block, or capture the attacker.
  • Checkmate - the king is attacked and none of the three answers works. The game is over and lost.
  • Stalemate - the king is not attacked, but every move would put it under attack and there are no other moves. That is a draw, not a win: stalemate explained.

One practical consequence for beginners: saying "check" out loud is not required, but missing one is impossible - a move that fails to answer a check is simply illegal. More on check and mate - rules of chess.

Castling: the king's only long move

Once per game the king may travel two squares at once - that is castling, and the rook comes along. The move counts as a king move, which is why the king is the piece you touch first.

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Kingside castling: the king goes from e1 to g1, the rook hops over it to f1. The blue arrow is the king, the green one the rook.

You may not castle out of check, through an attacked square, or after the king has already moved. All four prohibitions with diagrams - castling in chess.

What the king looks like

The tallest piece in the set, with a cross on top. The cross is the reliable sign: a queen has a crown of points and no cross. If the pieces are cheap and the cross has worn away, go by height - the king is taller.

White king
White king
Black king
Black king
White queen
White queen
King and queen side by side: only the king has a cross on top.

Each side has exactly one king and that never changes during the game: it cannot be traded and cannot be gained from a pawn. That is also why the king has no value in pawns - there is nothing to compare it with. How many of each piece a set holds - board setup.

Where the king starts

The white king stands on e1, the black one on e8, facing each other. The king starts on a square of the opposite colour: White on dark e1, Black on light e8 - unlike the queen, which starts on its own colour.

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The kings on the e file, opposite each other. White stands on a dark square, Black on a light one - that is the quick check for a correct setup.

Mixing up king and queen is the most common setup mistake, and the colour of the square settles it in a second: if the white king ended up on a light square, it and the queen are in each other's places.

In the endgame the king becomes a strong piece

While the board is full, the king hides. When almost nothing is left it turns into a working piece and walks to the centre: there is nothing left to mate it with, and eight squares around it is more than, say, a knight controls from the edge.

In practice that means the side with the more active king usually wins a pawn endgame. The king escorts its own passed pawn and stops the enemy one - a pawn does not get through without help. Positions to study - pawn endgames and endgames for beginners.

Mating also takes the king: a queen or rook alone cannot mate a lone king, you need your own king to take squares away - basic checkmates.

Try it on a live board

The king's prohibitions are easier to see than to memorise: put a king and an enemy rook on the board editor, pick the king up, and the forbidden squares are simply the ones without a circle.

Common questions about the king

How does the king move in chess?

One square in any direction: along a file, a rank or a diagonal. From the centre it reaches eight squares, from the edge five, from a corner three. It captures exactly as it moves.

What does the king look like in chess?

It is the tallest piece in the set, with a cross on top. The queen has a crown of points and no cross - that cross is how the two are told apart. Each side has one king.

Where can the king not move?

Onto any square covered by an enemy piece, and onto a square next to the enemy king. It also may not open a line while standing between a friendly piece and an enemy long-range piece: staying under attack is never allowed.

Why can two kings never stand next to each other?

Because each would then be attacked by the other, and moving into attack is forbidden. There is always at least one square between the kings - the whole technique of mating a lone king is built on this.

Can you capture the king?

No. The king never leaves the board: the game ends earlier, when the attack cannot be answered - that is checkmate. A check means the attack must be dealt with immediately: move away, block, or take the attacker.

Where does the king stand at the start?

White on e1, Black on e8, opposite each other. The king starts on a square of the opposite colour: White on dark, Black on light. If the white king is on a light square, it has been swapped with the queen.

Can the king move two squares?

Only once per game and only when castling: the king shifts two squares towards a rook and the rook hops over it. In every other case the king moves exactly one square.

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What to read next

Nearby - queen, rook, bishop, knight, pawn. The king in special cases - castling and stalemate.

Alexey Mudry
Alexey Mudry · hosted 15 Vibe Chess events

At the board since childhood: hazy about his rating, precise about every rook he has blundered. Counts an evening as a good one if the opponent stayed to talk afterwards instead of rushing off to check with an engine. Message →