Portugal vs United States of America: Average performance of 15-year-olds in mathematics, reading, and science

Portugal
471.91 score
in 2022
United States of America
464.89 score
in 2022
Portugal rank
31st
United States of America rank
34th

Average performance of 15-year-olds in mathematics, reading, and science over time

  • Portugal
  • United States of America
0100200300400500200320122022

How they compare

Portugal currently reports 471.91 score against 464.89 score in United States of America, a difference of 7.02 score.

The two have swapped places 1 time across 7 shared years of data; in 2003 it was United States of America ahead.

Portugal ranks 31st and United States of America ranks 34th of 57 countries.

Across the 3 decades both report, Portugal averaged higher in 2 and United States of America in 1.

Head to head by decade

Decade Portugal United States of America Difference Ahead
2000s 473.02 score 481.54 score 8.52 score United States of America
2010s 490.39 score 476.41 score 13.98 score Portugal
2020s 471.91 score 464.89 score 7.02 score Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average performance of 15-year-olds in mathematics, reading, and science, Portugal or United States of America?
Portugal, at 471.91 score against 464.89 score in United States of America as of 2022.
What is the difference in average performance of 15-year-olds in mathematics, reading, and science between Portugal and United States of America?
7.02 score, with Portugal ahead.
How many years of comparable data are there for Portugal and United States of America?
7 years are reported by both, from 2003 to 2022.
How do Portugal and United States of America rank globally for average performance of 15-year-olds in mathematics, reading, and science?
Portugal ranks 31st and United States of America ranks 34th of 57 countries.
Where does this data come from?
OECD (2023) – with minor processing by Our World in Data, published as Average performance of 15-year-olds in mathematics, reading, and science. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Portugal vs United States of America: Average performance of 15-year-olds in mathematics, reading, and science. Statizoid, drawing on OECD (2023) – with minor processing by Our World in Data. Retrieved 31 August 2026, from https://reference.statizoid.com/compare/average-performance-of-15-year-olds-in-mathematics-reading-and-science/portugal/united-states/

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About this data

Indicator
Average performance of 15-year-olds in mathematics, reading, and science
Unit
score
Source
OECD (2023) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
57 places, 373 data points, 2003–2022
Last refreshed

Assessed through the PISA mathematics scale, which measures how well someone can use math to solve everyday problems and understand the role of math in the real world.