Data for May 2026
Schema.org adoption on the web, in the clear.
How many domains use each Schema.org type and property, according to Google's public monthly dataset. Counts are aggregated per domain and grouped into popularity tiers.
Tracked terms
5,545
Types and properties
Types
958
e.g. Person, Product
Properties
4,587
e.g. price, author
10M+ tier
43
Terms on 10M+ domains
Distribution by tier
Number of terms in each domain tier.
Types vs Properties
Composition of each tier.
Types Properties
Most adopted terms
Terms in the highest tiers.