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What’s within a radius

What’s within 5, 10, 25, and 50 km of Tokyo, Japan

About 33.4 million people live within 50 km of central Tokyo, and 5.03 million within 10 km. GeoNames lists 222 towns and cities of 1,000+ people in the 50 km circle.

By the All Map Tools Team

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5 km (3.1 mi)
1.33 million 1.11–1.54 million
10 km (6.2 mi)
5.03 million 4.47–5.58 million
25 km (16 mi)
18.5 million 16.8–20.2 million
50 km (31 mi)
33.4 million 31.0–35.7 million

30 minutes by car

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The circles

RadiusPeopleLow–highTowns and cities (GeoNames)Area
5 km (3.1 mi)1.33 million1.11–1.54 million1279 km²
10 km (6.2 mi)5.03 million4.47–5.58 million40314 km²
25 km (16 mi)18.5 million16.8–20.2 million1111,963 km²
50 km (31 mi)33.4 million31.0–35.7 million2227,854 km²

Circle by circle

Within 5 km (3.1 mi)

About 1.33 million people (1.11–1.54 million). GeoNames lists 12 towns and cities of 1,000+ people inside (not counting neighborhoods).

Biggest places within 5 km

  1. Nakano 344,880 2.6 km NW
  2. Shimo’ochiai 15,583 3.5 km N
  3. Mejiro 14,182 4.0 km N
  4. Numabukuro 13,829 4.3 km NW
  5. Hatsudai 8,629 1.5 km S
  6. Waseda-tsurumakichō 5,614 3.5 km NE

Just past 5 km

  1. Asagaya-minami 19,185 5.1 km W
  2. Azabu-jūban 6,394 5.4 km SE
  3. Yūtenji 4,459 5.7 km S

Within 10 km (6.2 mi)

About 5.03 million people (4.47–5.58 million), 3.70 million more than within 5 km. GeoNames lists 40 towns and cities of 1,000+ people inside (not counting neighborhoods).

Biggest places between 5 and 10 km

  1. Kita 332,140 8.0 km NE
  2. Minato City 260,486 6.4 km SE
  3. Chūō 169,179 7.9 km E
  4. Ebara 21,232 8.6 km S
  5. Asagaya-minami 19,185 5.1 km W
  6. Shimoigusa 18,269 7.2 km NW

Just past 10 km

  1. Musashino 150,149 12.1 km W
  2. Komae 84,772 12.2 km SW
  3. Narimasu 30,203 11.7 km NW

Within 25 km (16 mi)

About 18.5 million people (16.8–20.2 million), 13.5 million more than within 10 km. GeoNames lists 111 towns and cities of 1,000+ people inside (not counting neighborhoods).

Biggest places between 10 and 25 km

  1. Kawasaki Kanagawa 1,538,262 18.9 km S
  2. Saitama Saitama 1,324,854 24.5 km N
  3. Ōta 748,081 14.4 km S
  4. Kawaguchi Saitama 607,373 13.0 km N
  5. Matsudo Chiba 498,575 21.5 km NE
  6. Katsushika 453,093 15.1 km E

Just past 25 km

  1. Yokohama Kanagawa 3,777,491 28.7 km S
  2. Machida 431,079 27.4 km SW
  3. Kawagoe Saitama 354,571 30.6 km NW

Within 50 km (31 mi)

About 33.4 million people (31.0–35.7 million), 14.9 million more than within 25 km. GeoNames lists 222 towns and cities of 1,000+ people inside (not counting neighborhoods).

Biggest places between 25 and 50 km

  1. Yokohama Kanagawa 3,777,491 28.7 km S
  2. Chiba Chiba 979,768 39.8 km E
  3. Aihara Kanagawa 725,493 35.4 km W
  4. Sagamihara Kanagawa 720,780 43.0 km W
  5. Hachiōji 579,355 33.5 km W
  6. Fujisawa Kanagawa 439,728 42.5 km SW

Just past 50 km

  1. Hiratsuka Kanagawa 258,422 51.4 km SW
  2. Tsukuba Ibaraki 241,656 58.2 km NE
  3. Kumagaya Saitama 195,277 56.4 km NW

Regions and countries in the circles

The 50 km circle has towns in 5 regions according to GeoNames (Tokyo, Saitama, Kanagawa, Chiba, and Ibaraki).

Within 5 km
Tokyo
Within 25 km, also
Saitama, Kanagawa, and Chiba
Within 50 km, also
Ibaraki

How far 30 minutes by car gets you

Driving for 30 minutes from the center, at typical road speeds and with no traffic, covers 524 km² (202 mi²): the same area as a circle 13 km in radius. The farthest point is 24 km away, to the north.

That area takes in 100% of the 5 km circle, 96% of the 10 km circle, 27% of the 25 km circle, and 7% of the 50 km circle. About 7.53 million people live in it, against 5.03 million within 10 km.

Drive time map

Questions

How many people live within 10 km of Tokyo?

About 5.03 million people (4.47–5.58 million), from the 2025 GHS-POP population grid. Within 5 km it’s 1.33 million, and within 50 km, 33.4 million.

Which towns are within 50 km of Tokyo?

GeoNames lists 222 towns and cities of 1,000+ people inside (not counting neighborhoods). The biggest: Yokohama (Kanagawa, 3,777,491), 29 km south, Kawasaki (Kanagawa, 1,538,262), 19 km south, Saitama (Saitama, 1,324,854), 24 km north, Chiba (Chiba, 979,768), 40 km east, Ōta (748,081), 14 km south, Aihara (Kanagawa, 725,493), 35 km west, Sagamihara (Kanagawa, 720,780), 43 km west, and Kawaguchi (Saitama, 607,373), 13 km north.

How far can you drive from Tokyo in 30 minutes?

Up to 24 km from the center (to the north), at typical road speeds and with no traffic. The 30-minute area measures 524 km² and about 7.53 million people live in it.

Is Hiratsuka (Kanagawa) within 50 km of Tokyo?

No: it’s 51 km (32 mi) southwest of central Tokyo in a straight line, 1.4 km beyond the 50 km circle.

How big is a 50 km radius around Tokyo?

The circle covers 7,854 km² (3,032 mi²). With about 33.4 million people inside, that’s 4,248 per square kilometer.

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