Everything You Always Wanted to Know About Lexiles
But Were Afraid to Ask

What Are Lexiles?

Lexiles are one way of measuring reading ability. The Lexile Framework for Reading (www.lexile.com) is a scientific approach to measuring readers and reading materials.  Standardized tests used in Texas measure students reading levels in Lexiles (L).    If you want to know more about Lexiles, you can read this flyer produced by the company.

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Grade Level

Reader Measures

Text Measures (Lexile Range)

1
up to 300L
200L to 400L
2
140L to 500L
300L to 500L
3
330L to 700L
500L to 700L
4
445L to 810L
650L to 850L
5
565L to 910L
750L to 950L
6
665L to 1000L
850L to 1050L
7
735L to 1065L
950L to 1075L
8
805L to 1100L
1000L to 1100L
9
855L to 1165L
1050L to 1150L
10
905L to 1195L
1100L to 1200L
11-12
940L to 1210L
1100L to 1300L