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3 min readBy Dominic Roe · Data Engineer & Business Intelligence Developer

The Cheapest and Most Expensive Stock Markets — September 2026

Where global stock-market valuations stand in September 2026: the cheapest and most expensive major markets ranked by an overall value score blending CAPE, P/E, P/B, P/S and dividend yield. China screens cheapest; the United States the most expensive.

Every month we rank the world's major stock markets from cheapest to most expensive. The ranking uses a single value score out of 10 (10 = cheapest), blending five measures — the cyclically-adjusted CAPE ratio, price-to-earnings, price-to-book, price-to-sales and the dividend yield — so no single metric dominates. Here is where things stand in September 2026.

The cheapest markets right now

On this blend, China screens as the best value this month, with a score of 8.7/10. The five cheapest:

Market Value score /10 CAPE P/E Div yield
China 8.7 15.6 9.9 1.87%
Italy 8.4 24.0 15.3 3.05%
United Kingdom 7.8 22.0 15.7 3.09%
Germany 7.4 25.6 17.9 1.94%
France 7.1 24.9 18.4 2.83%

The most expensive markets

At the other end, the United States is the most expensive. The five priciest:

Market Value score /10 CAPE P/E Div yield
United States 1.5 42.1 25.1 1.09%
Taiwan 2.0 46.2 28.1 1.04%
Switzerland 2.8 30.2 25.9 1.73%
India 3.4 33.1 22.9 —
Canada 3.8 30.3 20.5 1.27%

The whole world, and the US

The whole investable market (Vanguard Total World) trades at a P/E of about 21.5 and a CAPE near 30.1 — historically expensive, in the 97th percentile of its own history, for an overall value score of 3.7/10 against the individual markets. The United States remains the most expensive major market — a CAPE of around 42.1 and a value score of just 1.5/10.

How the score works

For each measure, every market is ranked against the others — a low P/E, P/B, P/S or CAPE counts as cheap, and a high dividend yield counts as cheap too — and those ranks are averaged, equal-weighted, onto a 1–10 scale where 10 is the cheapest. It is relative: cheapest versus these peers, today — not an absolute verdict or fair-value estimate.

Two honest caveats. Cheap markets are often cheap for a reason — slower growth, more cyclical earnings, or a heavy weighting of low-multiple sectors like banks and energy. And every country's CAPE except the US is a clearly-labelled estimate built from free data. Treat the score as a starting point for research, not a recommendation.

See the live ranking

These figures move with the market. For the full, sortable table — every market across CAPE, P/E, P/B, P/S, the dividend yield and the value score, each colour-coded cheap to dear — see stock market valuations by country, updated continuously.

Information only — not investment advice. Figures as of the latest data refresh in September 2026.

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