Livability Report
KoshigayaLivability Score
Saitama·Pop. 341,497
5-axis livability scores for Koshigaya, Saitama based on Japanese government open data. Safety, cost, convenience, welfare, and economy.
Published 2026-04-13 · Data updated 2026-10-08
Where in Japan
Overall Score
* These scores are based on statistical analysis of public data and do not represent a definitive assessment of any area. Actual livability varies depending on individual values and lifestyle.
5-axis scores
Basic Information
Population
341,497
Prefecture
Saitama
Q&A with Kai
Alex, Yuki, and Kai discuss what it's really like to live here.
This article's text predates the October 2026 data and scoring revision and is being rewritten.
Safety

Alex
How safe is Koshigaya? It must be busy with AEON LakeTown there.

Yuki
It's also called the 'Water Town.' What about crime rates?
Kai
Koshigaya's crime rate is 6.77 per 1,000 residents, with a safety score of 40.1. This core city of about 342,000 draws large crowds to AEON LakeTown and other commercial facilities. The LakeTown development combined flood control with urban planning, and the planned communities feature crime-prevention-conscious design.

Cost of Living

Alex
What are land prices and rents like in Koshigaya?

Yuki
A cost score of 42.6 is on the low side. Is that because of Tokyo proximity?
Kai
Koshigaya's average land price is 160,912 yen per square meter, with a cost score of 42.6. Average rent is 62,794 yen. The direct connection to central Tokyo via the Tobu Skytree Line and Tokyo Metro Hibiya Line is reflected in land values. Per capita taxable income is about 3.70 million yen, indicating a financially comfortable resident base.

Convenience

Alex
Japan's largest shopping center is there. Is convenience high?

Yuki
Combined with transport access, how convenient is daily life?
Kai
Koshigaya's convenience score is 49.5. Public transit usage is a high 37.1%, with direct Tobu Skytree Line to Tokyo Metro Hibiya Line service and Musashino Line availability. There are 1,186 restaurants (3.47 per 1,000) and 2,021 retail stores (5.92 per 1,000). AEON LakeTown provides an overwhelming commercial concentration, making the shopping environment exceptionally robust.

Welfare

Alex
How are healthcare and education?

Yuki
For a city of 342,000, are welfare facilities sufficient?
Kai
Koshigaya's welfare score is 38.7. It has 15 hospitals (0.44 per 10,000) and 194 clinics (5.68 per 10,000), with a combined density of 6.12 per 10,000. The ratio is modest for the population size, but Tokyo-area medical facilities are easily accessible. Schools total 45, at 0.13 per 1,000 residents.

Economy

Alex
How's Koshigaya's economy doing?

Yuki
Has the LakeTown development impacted the economy?
Kai
Koshigaya's economy score is 55.9, with per capita taxable income of about 3.70 million yen. Net migration is positive at 0.19%, adding 661 residents annually. AEON LakeTown anchors a strong commercial concentration, adding modern urban functions to this city with roots as the Koshigaya post station on the old Nikko Highway. Steady population inflows continue as a Tokyo bedroom community.

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Detailed Data
| Indicator | Value | Year |
|---|---|---|
| Crime Rate (per 1,000) | 9.53 | 2025 |
| Avg. Land Price (¥/m²) | 151,412 | 2026 |
| Avg. Rent (¥) | 63,059 | 2023 |
| Public Transit Usage (%) | 37.1 | 2020 |
| Retail Establishments | 2,021 | 2021 |
| Retail Establishments (per 1,000) | 5.92 | 2021 |
| Restaurant Establishments | 1,186 | 2021 |
| Restaurant Establishments (per 1,000) | 3.47 | 2021 |
| Residency Rate (%, census ÷ resident register) | 100.0 | 2025 |
| Medical Facilities (per 10,000, hospitals + clinics) | 6.30 | 2023 |
| Hospitals | 15 | 2023 |
| Hospitals (per 10,000) | 0.44 | 2023 |
| Clinics | 200 | 2023 |
| Clinics (per 10,000) | 5.86 | 2023 |
| Schools (elementary + junior high + high) | 53 | 2024 |
| Schools (per 1,000) | 0.155 | 2024 |
| Schools (per habitable km²) | 0.882 | 2024 |
| Taxable Income per Capita (¥) | 3,875,684 | 2025 |
| Net Migration | 585 | 2025 |
| Net Migration Rate (%) | 0.17 | 2025 |
| Total Population | 341,497 | 2025 |
| crime_count | 3,256 | 2025 |
| crime_count_pref | 53,471 | 2025 |
| crime_rate_pref_per_1000 | 7 | 2025 |
| habitable_area_km2 | 60 | 2024 |
| resident_registry_population | 341,437 | 2026 |
Data sources
| Indicator | Source | Year | Notes |
|---|---|---|---|
| Total Population | 2025 Population CensusStatistics Bureau of Japan | 2025 | |
| Crime Rate (per 1,000) | Reported penal code offenses by municipalitySaitama Prefectural Police | 2025 | Counted where offenses occur; per 1,000 uses the 2025 census population |
| Avg. Land Price (¥/m²) | Official land prices (National Land Numerical Information L01)Ministry of Land, Infrastructure, Transport and Tourism | 2026 | Residential sites only; simple average of sites |
| Avg. Rent (¥) | 2023 Housing and Land SurveyStatistics Bureau of Japan | 2023 | Monthly rent of rented housing; next survey in 2028 |
| Public Transit Usage (%) | 2020 Population Census (means of commuting)Statistics Bureau of Japan | 2020 | To be updated when the 2025 census commuting tables are published |
| Retail Establishments (per 1,000) | 2021 Economic Census for Business ActivityMIC and METI | 2021 | Next survey in 2026 |
| Restaurant Establishments (per 1,000) | 2021 Economic Census for Business ActivityMIC and METI | 2021 | Next survey in 2026 |
| Medical Facilities (per 10,000, hospitals + clinics) | Survey of Medical Institutions (System of Social and Demographic Statistics)Ministry of Health, Labour and Welfare | 2023 | Hospitals and clinics combined |
| Schools (per habitable km²) | School Basic Survey and habitable area (System of Social and Demographic Statistics)MEXT and Statistics Bureau of Japan | 2024 | Elementary, junior high and high schools per habitable km² |
| Taxable Income per Capita (¥) | Survey on municipal tax assessmentMinistry of Internal Affairs and Communications | 2025 | Taxable income per taxpayer |
| Net Migration Rate (%) | Report on Internal MigrationStatistics Bureau of Japan | 2025 | |
| Residency Rate (%, census ÷ resident register) | Census population ÷ resident register populationMinistry of Internal Affairs and Communications | 2025 | Resident register population as of January 1, 2026 |
Data years: mainly 2025 (2020–2026 by indicator)
Published 2026-04-13 · Data updated 2026-10-08