---
title: "Article Date Mismatches: 19.7% Differ From Schema - PageSpeed Matters"
url: https://www.pagespeedmatters.com/resources/data-studies/article-date-mismatches
description: "Among 2,578 top-5 ranking pages with both a visible <time> date and a schema or meta date, 19.7% show a date that matches none of the declared dates."
lang: en
---

Article Date Mismatches: 19.7% Differ From Schema (https://www.pagespeedmatters.com/resources/data-studies/article-date-mismatches)

Among 2,578 top-5 ranking pages with both a visible <time> date and a schema or meta date, 19.7% show a date that matches none of the declared dates.

Declared dateModified from 2026, by vertical

Finance 73.6%

Apparel 73.4%

Software 71.1%

Real estate 69.1%

Insurance 68.4%

Education 44.5%

DIY 41.3%

Recipes 37.7%

Fitness 37.6%

Electronics 36.4%

Source: PageSpeed Matters. Top 5 Google results for 10,019 US keywords, Oct 2026.

Top and bottom 5 verticals shown; the full list is in the comparison table.

Source: Article Date Mismatches: 19.7% Differ From Schema - PageSpeed Matters (https://www.pagespeedmatters.com/resources/data-studies/article-date-mismatches)