How many Muslims live in Texas — and what do the estimates measure?

Two familiar population figures are useful only if their dates and source types stay attached. The Texas State Historical Association’s Muslim history entry gives 421,972 for 2010. The introduced text of HCR 18 in the 2025 Legislature cites an estimated 500,000 and more than 330 mosques and Islamic centers. A dated reference estimate and a resolution’s recital are not interchangeable with a new population census. [1][2]

A percentage is an additional claim

A claim that 500,000 people are approximately one percent of Texas needs an arithmetic check as well as a source check. Against the Census Bureau’s July 2025 total of 31,709,821, the calculation is about 1.58 percent. That calculation illustrates the denominator problem; it is not a newly measured Muslim population share, because the numerator is an attributed estimate with its own limitations. [3]

What a current count would require

A reliable update would explain who was counted, the geographic boundary, the reference year and how the estimate was produced. A mosque membership count may measure something different from residents who identify as Muslim, and a national adult survey cannot simply be multiplied by a state population without justification. These questions concern measurement, not whether the community is significant.

The Texas Muslim History article uses these numbers with their original labels. This record does not treat a legislative proposal’s ranking of Texas as an independently established current ranking. A number becoming familiar through repetition does not give it a newer date, and an uncertain estimate should not be rounded into a demographic emergency.