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Japan · prefecture

Kanagawa population 2026

神奈川県

Kanagawa has 9,225,000 people on the latest official figure, for 1 October 2024 (published to the nearest thousand), 4,000 fewer than a year earlier (−0.04%). It is 2nd of Japan’s 47 prefectures by population, home to 7.5% of Japan’s people.

If last year’s change continues: about 9.2 million by 1 July 2026. That is our arithmetic, not an official figure.

Kanagawa in numbers

Population
9.2 million 1 October 2024
Change in a year
−0.04% −4,000 people
Share of Japan
7.5% 2nd of 47 prefectures
Population density
3,818per km² 2,416 km²

That is about as many people as Austria (9.1 million).

Population of Kanagawa by year

Population of Kanagawa
9.2M
› Show the numbers as a table
YearPopulation
20219,236,000
20229,232,000
20239,229,000
20249,225,000
YearPopulationChange
2024 9,225,000 −4,000
2023 9,229,000 −3,000
2022 9,232,000 −4,000
2021 9,236,000 –

Kanagawa among Japan’s prefectures

Full ranking →
Prefectures of Japan by population
#
1 Tokyo14,178,000+0.65%
2 Kanagawa9,225,000−0.04%
3 Osaka8,757,000−0.07%
4 Aichi7,460,000−0.23%
5 Saitama7,332,000+0.01%
6 Chiba6,251,000−0.10%
7 Hyogo5,337,000−0.61%
8 Fukuoka5,092,000−0.22%
9 Hokkaido5,043,000−0.96%
10 Shizuoka3,527,000−0.79%
11 Ibaraki2,806,000−0.67%
12 Hiroshima2,714,000−0.88%
13 Kyoto2,520,000−0.59%
14 Miyagi2,248,000−0.71%
15 Niigata2,099,000−1.27%
16 Nagano1,987,000−0.85%
17 Gifu1,916,000−0.78%
18 Gunma1,890,000−0.63%
19 Tochigi1,885,000−0.63%
20 Okayama1,831,000−0.87%
21 Fukushima1,743,000−1.36%
22 Mie1,711,000−0.93%
23 Kumamoto1,697,000−0.70%
24 Kagoshima1,532,000−1.10%
25 Okinawa1,466,000−0.14%
26 Shiga1,402,000−0.35%
27 Nara1,285,000−0.85%
28 Yamaguchi1,281,000−1.31%
29 Ehime1,276,000−1.16%
30 Nagasaki1,252,000−1.18%
31 Aomori1,165,000−1.60%
32 Iwate1,145,000−1.55%
33 Ishikawa1,098,000−0.99%
34 Oita1,085,000−1.00%
35 Miyazaki1,033,000−0.86%
36 Yamagata1,011,000−1.46%
37 Toyama997,000−0.99%
38 Kagawa917,000−0.97%
39 Akita897,000−1.86%
40 Wakayama880,000−1.34%
41 Yamanashi791,000−0.63%
42 Saga788,000−0.88%
43 Fukui739,000−0.67%
44 Tokushima685,000−1.44%
45 Kochi656,000−1.50%
46 Shimane642,000−1.23%
47 Tottori531,000−1.12%

Largest cities in Kanagawa

City proper, not the wider metro area; latest figure in GeoNames (CC BY 4.0), so years differ.

  1. Yokohama3,777,491
  2. Kawasaki1,538,262
  3. Aihara725,493
  4. Sagamihara720,780
  5. Fujisawa439,728
  6. Yokosuka409,478

Air quality in Kanagawa today

Hourly AQI and a 48-hour forecast.

YokohamaAihara

Questions

What is the population of Kanagawa in 2026?

The latest official figure is 9,225,000, for 1 October 2024 (Statistics Bureau of Japan). If last year’s change continues, Kanagawa would have about 9.2 million people by 1 July 2026; that is our arithmetic, not an official figure. Prefecture estimates are published in thousands each spring; results of the 2025 census will supersede them.

Is Kanagawa’s population growing or shrinking?

It shrank by 4,000 people (−0.04%) in the latest year.

How does Kanagawa rank in Japan?

Kanagawa is 2nd of Japan’s 47 prefectures, with 7.5% of the people. Tokyo is the largest, with 14.2 million.

What is the population density of Kanagawa?

About 3,818 people per km², on 2,416 km². Total area, Wikidata.

What is the largest city in Kanagawa?

Yokohama, with about 3.8 million people in the city proper. Metro areas are larger, and years differ (GeoNames).

Source and method

Statistics Bureau of Japan, Population Estimates. Reuse with credit under the e-Gov terms. Total area, Wikidata. Prefecture estimates are published in thousands each spring; results of the 2025 census will supersede them. Ranks, shares and changes are our arithmetic on the published figures. National figures can differ from the UN’s projection for Japan, which uses a different method. The 2026 figure above carries last year’s change forward; it does not come from the source.

Cite this page: Kanagawa population, Statistics Bureau of Japan, 1 October 2024. GlobeMetrics, https://globemetrics.org/world-population/japan/kanagawa/

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