International SEO: how to rank in multiple countries and languages.

International SEO is the process of optimizing your website so search engines understand which countries and languages each page is meant for, and show the right version to the right user. If you sell across borders, getting it wrong means the wrong page ranks in the wrong market, or your pages compete against each other and none ranks well.

Decide if you need country targeting or language targeting

Language targeting serves people who speak a language wherever they live, such as Spanish content for Spain and Mexico. Country targeting serves a specific market, often because prices, shipping, laws, or terminology differ, such as separate UK and US versions in English. Many sites need a mix. Decide per market based on demand and your ability to support customers there.

Choose a URL structure

• ▸Country-code domains (example.co.uk): strongest geographic signal, but each domain builds authority separately and costs more to maintain.
• ▸Subdirectories (example.com/uk/): easiest to manage and share authority across the whole site. Often the best choice for most businesses.
• ▸Subdomains (uk.example.com): flexible, but treated more like separate sites.

Implement hreflang correctly

Hreflang tags tell search engines which language and region each page version is for, and how versions relate to each other. Common rules: every version must reference all other versions and itself, use valid language and region codes, and include an x-default for fallback. Mistakes here are frequent and silent, so audit them with a crawler.

Localize, do not just translate

• ▸Use the words customers in each market actually search. UK and US users use different terms for the same product.
• ▸Show local currency, units, phone formats, and payment methods.
• ▸Reference local examples, regulations, and testimonials.
• ▸Avoid automatic redirects based on IP address, which can block search engines and frustrate users. Offer a language or country selector instead.

Local signals and links

Backlinks from sites in the target country, local business listings, and Google Business Profiles for physical locations all support rankings in that market. Set the right geographic targeting in Google Search Console where applicable and keep your contact details consistent for each country.

Technical points to check

• ▸Fast hosting or a CDN with servers close to your key markets.
• ▸Unique content for each version. Near-identical pages for similar markets can be treated as duplicates.
• ▸Self-referencing canonical tags on each localized page.
• ▸A sitemap that includes all language and country versions.

Our SEO team handles international and multilingual SEO for brands selling in several countries. For the technical foundation, start with our technical SEO checklist, then talk to us about your target markets.