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US state explorer

What does “average IQ by state” actually measure?

The familiar state ranking is not a census of IQ tests. Explore a published research estimate alongside official school achievement and modeled adult-skills sources.

Pesta 2022 combines different populations and assessments. Small differences are not precise rankings and cannot describe an individual resident.
Research estimate

California

The atlas separates official achievement and skills measures from Pesta's published 2022 research-derived estimate.

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Research estimate

Florida

The atlas separates official achievement and skills measures from Pesta's published 2022 research-derived estimate.

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Research estimate

Massachusetts

The atlas separates official achievement and skills measures from Pesta's published 2022 research-derived estimate.

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Research estimate

Mississippi

The atlas separates official achievement and skills measures from Pesta's published 2022 research-derived estimate.

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Research estimate

New Hampshire

The atlas separates official achievement and skills measures from Pesta's published 2022 research-derived estimate.

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Research estimate

New York

The atlas separates official achievement and skills measures from Pesta's published 2022 research-derived estimate.

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Research estimate

Texas

The atlas separates official achievement and skills measures from Pesta's published 2022 research-derived estimate.

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Research estimate

Washington

The atlas separates official achievement and skills measures from Pesta's published 2022 research-derived estimate.

Open evidence record