Living in Koga (古河市, Ibaraki)

Koga (古河市, Ibaraki) is a city in Ibaraki (茨城県), Japan, home to 139,344 people. Of the 29 household profiles on Nestlyzer, its strongest are commuters (top 18%, #273 of 1,547), young professionals (top 23%, #322 of 1,405), single professionals (top 24%, #343 of 1,454).

Residents139,344

Density– per km²

Area– km²

Hub airport63 km (Ibaraki)

Nearest city of 100k+Itself

Within 30 km3,619,000 people

Sea coast59 km

Climate typeHumid subtropical (Cfa)

Terrain around itabout 30 m, height range 30 m

Nearest major riverTone, 4.9 km

Main railway lineunder 1 km

Distance to Tokyo55 km

Within 10 km218,498 people

Greater areaGreater Tokyo, 55 km out

LandscapeJapan

Winter daylight9 h 42 min, sunset 8:30

See Koga (古河市, Ibaraki) on the map

Open in Nestlyzer

Good to know about Koga (古河市, Ibaraki)

The landscape belongs to Japan.
It is part of Greater Tokyo, 55 km from the city centre.
On the shortest day the sun is up for 9 h 42 min and sets around 8:30; in late June it sets around 12:02.

Best places in Greater Tokyo

How Koga (古河市, Ibaraki) ranks

Scores run 0 to 100 against every municipality in Japan. Ranks count only the places that pass each profile's minimums, so the totals differ by profile. Local data: official statistics on demographics, governance and fiscal strength, health and elderly, jobs and economy and safety and community (local or regional figures, sources on every place page) plus population and geography.

Profile	Score	In Japan	In Ibaraki (茨城県)
Young family	37	#1,424 of 1,813	#34 of 56	Map
Low-income household	49	#1,065 of 1,806	#37 of 56	Map
Low-income family	37	#1,267 of 1,717	#38 of 56	Map
Single parent	41	#1,183 of 1,604	#37 of 56	Map
Pensioner couple	35	#1,673 of 1,762	#51 of 56	Map
Single pensioner	19	#1,676 of 1,762	#35 of 56	Map
Early retiree	53	#1,497 of 1,845	#22 of 56	Map
Single professional	64	#343 of 1,454	#6 of 56	Map
Young professional	68	#322 of 1,405	#6 of 56	Map
DINKS	67	#376 of 1,201	#8 of 52	Map
Remote worker	63	#968 of 1,668	#36 of 56	Map
Commuter	75	#273 of 1,547	#5 of 56	Map
Car-free household	71	#365 of 1,256	#7 of 53	Map
Student		not ranked: below the minimum for regional access	–	Map
First-home buyer	52	#1,029 of 1,717	#36 of 56	Map
Budget-constrained mover	41	#1,249 of 1,877	#38 of 56	Map
Urban lifestyle seeker	61	#409 of 1,327	#8 of 54	Map
Expat professional	59	#690 of 1,668	#12 of 56	Map
Healthcare-first mover	0	#1,651 of 1,762	#6 of 56	Map
Nature-focused household	38	#1,436 of 1,958	#30 of 56	Map
Cross-border commuter	60	#1,168 of 1,949	#34 of 56	Map
Outdoor and mountain lover	2	#1,814 of 1,949	#42 of 56	Map
Rural value seeker	30	#1,437 of 1,958	#36 of 56	Map
High-net-worth mover	53	#997 of 1,949	#8 of 56	Map
Lottery winner	76	#225 of 1,973	#10 of 56	Map
Climate-resilient relocation	56	#1,556 of 1,877	#28 of 56	Map
Coastal living		not ranked: below the minimum for coast	–	Map
Business owner	69	#587 of 1,877	#15 of 56	Map
Digital native	62	#420 of 1,480	#11 of 56	Map

Strengths and trade-offs

Services nearby (people within 10 km: shops, doctors, cafes, transport)100
Home market (residents of the same country within 150 km)95
Flat land (terrain relief)94
Market reach (residents within 100 km, across borders)92
Climate exposure (estimate: coastal and river flooding, heat; 100 = low)92
Lifestyle and amenities90
Mobility and connectivity87
Foundation82
Freight access (motorway, rail, port)81
One-day truck radius (residents within 300 km, across borders)76
Climate (mild and sunny: climate class and winter daylight)76
Demographics73
Governance and fiscal strength69
Jobs and economy64
City scale (people within 10 km: big-city life, transit, scenes)50
Universities in town (universities and universities of applied sciences within 10 km)45
University-town character (universities relative to the people nearby)45
Affordability37
Green space33
Education and family33
Financial centre (banking and capital markets) within commuting distance7
Crypto hub within commuting distance7
Safety and community6
Health and elderly5
Sea or lake shore2
Port access (major sea or inland port)0
Chemical park nearby (sites with pipeline links)0
Mountains and water (terrain relief, lakes and the sea nearby)0
Commodity-trading or gold hub within commuting distance0
Wealth-management centre within commuting distance0

Nearby

Data: Eurostat GISCO LAU 2024; locations EDJNet LAU centres; airports OurAirports; coastline Natural Earth. Updated 2026-10-31. Rankings are decision aids, not advice.