The 10 Costliest Cities in the World in 2026
Switzerland doesn't just lead this ranking — it claims 8 of the top 10 spots outright.
Quick Answer
Zurich, Switzerland is the world's most expensive city in 2026, scoring 123.1 on Numbeo's Cost of Living Index — 23% above New York City, which serves as the index's fixed baseline (100). Switzerland is the real story of this ranking though: it claims 8 of the top 10 spots outright, a near-total sweep by a single country.
This ranking uses Numbeo's Cost of Living Index, crowdsourced from real contributor-submitted prices across 549 cities worldwide and published twice a year. One thing worth knowing upfront: this specific index measures everyday costs — groceries, restaurants, transportation, utilities — and deliberately excludes rent, which Numbeo tracks as a separate index. New York City serves as the fixed baseline, scored at exactly 100, with every other city measured relative to it.
A note on rent
This index excludes rent by design — it measures everyday costs like groceries, dining, and transportation. Numbeo tracks rent separately, and including it changes the ranking meaningfully: on Numbeo's combined "Cost of Living Plus Rent" index for the 2026 Mid-Year period, Zurich scores 100.9 versus New York City's 100.0, putting Zurich narrowly ahead. Both are legitimate ways to measure cost of living; they just answer different questions.
Cost of Living Index — 2026 Mid-Year (New York = 100)
Source: Numbeo Cost of Living Index, 2026 Mid-YearTap any city to jump to its full breakdown below.
Ranked #10 to #1
- Cost of Living Index:
- 105.4
- Category:
- Hawaii, United States
- Revenue sources:
- Index score (groceries, dining, transport, utilities)
Numbeo estimates a single person's monthly costs here at about $1,791, excluding rent. The only U.S. city in this top 10, Honolulu's costs are driven heavily by its island geography — nearly everything has to be shipped in.
- Cost of Living Index:
- 108.7
- Category:
- Switzerland
- Revenue sources:
- Index score (groceries, dining, transport, utilities)
Numbeo estimates a single person's monthly costs here at about $1,639, excluding rent. Switzerland's capital rounds out a three-way tie at 108.7 — alongside Lausanne and St. Gallen, all scoring identically on this index.
- Cost of Living Index:
- 108.7
- Category:
- Switzerland
- Revenue sources:
- Index score (groceries, dining, transport, utilities)
Numbeo estimates a single person's monthly costs here at about $1,647, excluding rent. A lakeside city on Lake Geneva, Lausanne ties exactly with Bern and St. Gallen — three Swiss cities sharing the identical score of 108.7.
- Cost of Living Index:
- 108.7
- Category:
- Switzerland
- Revenue sources:
- Index score (groceries, dining, transport, utilities)
The least internationally known city on this list, St. Gallen is a smaller Swiss city whose costs still land it in a three-way tie for 7th place.
- Cost of Living Index:
- 110.4
- Category:
- Switzerland
- Revenue sources:
- Index score (groceries, dining, transport, utilities)
An Italian-speaking city in southern Switzerland, Lugano sits on Lake Lugano near the Italian border and ranks as the 6th costliest city worldwide.
- Cost of Living Index:
- 111.3
- Category:
- Switzerland
- Revenue sources:
- Index score (groceries, dining, transport, utilities)
Numbeo estimates a single person's monthly costs here at about $1,664, excluding rent. Home to the UN's European headquarters and numerous international organizations, Geneva's costs are pushed up by a large population of well-paid expatriate workers.
- Cost of Living Index:
- 111.9
- Category:
- Switzerland
- Revenue sources:
- Index score (groceries, dining, transport, utilities)
Numbeo estimates a single person's monthly costs here at about $1,730, excluding rent. A major pharmaceutical industry hub sitting where Switzerland, France, and Germany meet, Basel is home to Novartis and Roche's global headquarters.
- Cost of Living Index:
- 112.7
- Category:
- Switzerland
- Revenue sources:
- Index score (groceries, dining, transport, utilities)
Numbeo estimates a single person's monthly costs here at about $1,618, excluding rent. A picturesque lakeside city and major tourist destination, Lucerne's costs are driven up by both its tourism economy and its central Swiss location.
- Cost of Living Index:
- 116.5
- Category:
- Cayman Islands
- Revenue sources:
- Index score (groceries, dining, transport, utilities)
Numbeo estimates a single person's monthly costs here at about $2,057, excluding rent — the highest of any city on this list. A surprising entry to many: the Cayman Islands' capital is a major offshore financial hub, and nearly everything consumed on the island has to be imported, driving everyday costs sharply upward.
George Town is the only entry on this entire top 10 that isn't in Switzerland or the United States — and it ranks 2nd, ahead of every Swiss city except Zurich.
Source: Numbeo Cost of Living Index, 2026 Mid-Year
- Cost of Living Index:
- 123.1
- Category:
- Switzerland
- Revenue sources:
- Index score (groceries, dining, transport, utilities)
Numbeo estimates a single person's monthly costs here at about $1,859, excluding rent. Switzerland's largest city and financial capital, Zurich tops the Cost of Living Index for 2026, 23% above the New York City baseline.
Zurich's Local Purchasing Power Index is 152.0, far above the global baseline of 100 — meaning high local wages substantially offset the city's high prices for people who actually work there.
Source: Numbeo Cost of Living Index, 2026 Mid-Year
What the numbers tell us
This isn't a case of one or two outlier cities — it's a near-total sweep by a single, small country. Switzerland's high wages, strong currency and elevated prices across everyday goods and services help explain why so many of its cities appear near the top of cost-of-living rankings. This year's snapshot shows that pattern more starkly than most: 8 of the 10 costliest cities on Earth, all in one country of roughly 9 million people.
- Data period:
- Numbeo Cost of Living Index, 2026 Mid-Year
- Last updated:
- October 4, 2026
- Sources:
- Numbeo (numbeo.com/cost-of-living)
This ranking uses Numbeo's Cost of Living Index for the 2026 Mid-Year period, a periodic snapshot (as opposed to Numbeo's continuously-updating "Current" index) covering 549 cities worldwide. The index is built from crowdsourced, contributor-submitted price data for groceries, restaurants, transportation, and utilities, and deliberately excludes rent — Numbeo publishes rent as a separate index, and a combined "Cost of Living Plus Rent" index that produces a different ranking — on Numbeo's combined "Cost of Living Plus Rent" index for the 2026 Mid-Year period, Zurich scores 100.9 versus New York City's 100.0, putting Zurich narrowly ahead. Other well-known cost-of-living surveys, including Mercer's and the Economist Intelligence Unit's, use different methodologies (such as weighting for expatriate relocation costs) and can produce meaningfully different rankings — Mercer's most recent survey, for instance, places Hong Kong and Singapore at the top. This article uses Numbeo specifically because its large, frequently-updated city sample and transparent crowdsourced methodology make it the most consistently-cited general reference point.
Figures marked as estimates are based on publicly available information and may vary from other published sources.
Frequently Asked Questions
To put it in concrete terms: as of September 2026, Numbeo's own cost-of-living calculator estimated a single person's monthly expenses (excluding rent) at roughly $1,859 in Zurich versus $1,665 in New York — about 12% higher for everyday spending. A family of four faces roughly $6,884 a month in Zurich versus $6,166 in New York, a similar 12% gap. These are separate, continuously-updated estimates from Numbeo's city-specific cost calculator rather than an exact breakdown of the Mid-Year index score above, but they give a concrete sense of what these index numbers translate to in real monthly spending.