Lexile Grade Level Charts
What are Lexile Student Measures by Grade?
A research study was conducted to describe Lexile ranges for each grade. Data for these national student norms came from a sample of over 3 million students across the United States and the Virgin Islands who were administered tests that reported Lexile measures from 2010 to 2019.
- K
- 1st
- 2nd
- 3rd
- 4th
- 5th
- 6th
- 7th
- 8th
- 9th
- 10th
- 11th
- 12th
| Grade | Time of Year | 10th Percentile | 25th Percentile | 50th Percentile | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|---|
| K | Fall | BR640L | BR495L | BR345L | BR195L | BR40L |
| Winter | BR550L | BR405L | BR250L | BR100L | 55L | |
| Spring | BR460L | BR310L | BR160L | BR5L | 150L | |
| 1st | Fall | BR405L | BR200L | 10L | 220L | 435L |
| Winter | BR320L | BR120L | 85L | 290L | 505L | |
| Spring | BR230L | BR35L | 165L | 365L | 570L | |
| 2nd | Fall | BR85L | 100L | 290L | 480L | 675L |
| Winter | BR10L | 170L | 355L | 545L | 735L | |
| Spring | 65L | 245L | 425L | 605L | 795L | |
| 3rd | Fall | 185L | 355L | 530L | 705L | 885L |
| Winter | 250L | 415L | 590L | 760L | 935L | |
| Spring | 315L | 480L | 645L | 810L | 985L | |
| 4th | Fall | 415L | 570L | 735L | 895L | 1060L |
| Winter | 485L | 635L | 790L | 950L | 1110L | |
| Spring | 555L | 700L | 850L | 1005L | 1160L | |
| 5th | Fall | 600L | 745L | 900L | 1050L | 1210L |
| Winter | 625L | 770L | 925L | 1075L | 1235L | |
| Spring | 650L | 795L | 950L | 1100L | 1260L | |
| 6th | Fall | 685L | 835L | 990L | 1140L | 1300L |
| Winter | 705L | 855L | 1010L | 1160L | 1320L | |
| Spring | 725L | 875L | 1030L | 1180L | 1340L | |
| 7th | Fall | 760L | 910L | 1060L | 1215L | 1375L |
| Winter | 775L | 925L | 1080L | 1230L | 1390L | |
| Spring | 795L | 940L | 1095L | 1250L | 1410L | |
| 8th | Fall | 820L | 970L | 1125L | 1280L | 1435L |
| Winter | 835L | 985L | 1140L | 1295L | 1455L | |
| Spring | 850L | 1000L | 1155L | 1310L | 1470L | |
| 9th | Fall | 875L | 1025L | 1180L | 1335L | 1495L |
| Winter | 890L | 1040L | 1195L | 1345L | 1505L | |
| Spring | 900L | 1050L | 1205L | 1360L | 1520L | |
| 10th | Fall | 925L | 1075L | 1230L | 1385L | 1545L |
| Winter | 935L | 1085L | 1240L | 1395L | 1555L | |
| Spring | 945L | 1095L | 1250L | 1410L | 1570L | |
| 11th | Fall | 965L | 1115L | 1270L | 1425L | 1590L |
| Winter | 975L | 1130L | 1285L | 1440L | 1600L | |
| Spring | 990L | 1140L | 1295L | 1450L | 1610L | |
| 12th | Fall | 965L | 1115L | 1270L | 1425L | 1590L |
| Winter | 975L | 1130L | 1285L | 1440L | 1600L | |
| Spring | 990L | 1140L | 1295L | 1450L | 1610L |
K - 10th Percentile
Fall
Winter
Spring
BR640L
BR550L
BR460L
K - 25th Percentile
Fall
Winter
Spring
BR495L
BR405L
BR310L
K - 50th Percentile
Fall
Winter
Spring
BR345L
BR250L
BR160L
K - 75th Percentile
Fall
Winter
Spring
BR195L
BR100L
BR5L
K - 90th Percentile
Fall
Winter
Spring
BRR40L
55L
150L
1st - 10th Percentile
Fall
Winter
Spring
BR405L
BR320L
BR230L
1st - 25th Percentile
Fall
Winter
Spring
BR200L
BR120L
BR35L
1st - 50th Percentile
Fall
Winter
Spring
10L
85L
165L
1st - 75th Percentile
Fall
Winter
Spring
220L
290L
365L
1st - 90th Percentile
Fall
Winter
Spring
435L
505L
570L
2nd - 10th Percentile
Fall
Winter
Spring
BR85L
BR10L
65L
2nd - 25th Percentile
Fall
Winter
Spring
100L
170L
245L
2nd - 50th Percentile
Fall
Winter
Spring
290L
355L
425L
2nd - 75th Percentile
Fall
Winter
Spring
480L
545L
605L
2nd - 90th Percentile
Fall
Winter
Spring
675L
735L
795L
3rd - 10th Percentile
Fall
Winter
Spring
185L
250L
315L
3rd - 25th Percentile
Fall
Winter
Spring
355L
415L
480L
3rd - 50th Percentile
Fall
Winter
Spring
530L
590L
645L
3rd - 75th Percentile
Fall
Winter
Spring
705L
760L
810L
3rd - 90th Percentile
Fall
Winter
Spring
885L
935L
985L
4th - 10th Percentile
Fall
Winter
Spring
415L
485L
555L
4th - 25th Percentile
Fall
Winter
Spring
570L
635L
700L
4th - 50th Percentile
Fall
Winter
Spring
735L
790L
850L
4th - 75th Percentile
Fall
Winter
Spring
895L
950L
1005L
4th - 90th Percentile
Fall
Winter
Spring
1060L
1110L
1160L
5th - 10th Percentile
Fall
Winter
Spring
600L
625L
650L
5th - 25th Percentile
Fall
Winter
Spring
745L
770L
795L
5th - 50th Percentile
Fall
Winter
Spring
900L
925L
950L
5th - 75th Percentile
Fall
Winter
Spring
1050L
1075L
1100L
5th - 90th Percentile
Fall
Winter
Spring
1210L
1235L
1260L
6th - 10th Percentile
Fall
Winter
Spring
685L
705L
725L
6th - 25th Percentile
Fall
Winter
Spring
835L
855L
875L
6th - 50th Percentile
Fall
Winter
Spring
990L
1010L
1030L
6th - 75th Percentile
Fall
Winter
Spring
1140L
1160L
1180L
6th - 90th Percentile
Fall
Winter
Spring
1300L
1320L
1340L
7th - 10th Percentile
Fall
Winter
Spring
760L
775L
795L
7th - 25th Percentile
Fall
Winter
Spring
910L
925L
940L
7th - 50th Percentile
Fall
Winter
Spring
1060L
1080L
1095L
7th - 75th Percentile
Fall
Winter
Spring
1215L
1230L
1250L
7th - 90th Percentile
Fall
Winter
Spring
1375L
1390L
1410L
8th - 10th Percentile
Fall
Winter
Spring
820L
835L
850L
8th - 25th Percentile
Fall
Winter
Spring
970L
985L
1000L
8th - 50th Percentile
Fall
Winter
Spring
1125L
1140L
1155L
8th - 75th Percentile
Fall
Winter
Spring
1280L
1295L
1310L
8th - 90th Percentile
Fall
Winter
Spring
1435L
1455L
1470L
9th - 10th Percentile
Fall
Winter
Spring
875L
890L
900L
9th - 25th Percentile
Fall
Winter
Spring
1025L
1040L
1050L
9th - 50th Percentile
Fall
Winter
Spring
1180L
1195L
1205L
9th - 75th Percentile
Fall
Winter
Spring
1335L
1345L
1360L
9th - 90th Percentile
Fall
Winter
Spring
1495L
1505L
1520L
10th - 10th Percentile
Fall
Winter
Spring
925L
935L
945L
10th - 25th Percentile
Fall
Winter
Spring
1075L
1085L
1095L
10th - 50th Percentile
Fall
Winter
Spring
1230L
1240L
1250L
10th - 75th Percentile
Fall
Winter
Spring
1385L
1395L
1410L
10th - 90th Percentile
Fall
Winter
Spring
1545L
1555L
1570L
11th - 10th Percentile
Fall
Winter
Spring
965L
975L
990L
11th - 25th Percentile
Fall
Winter
Spring
1115L
1130L
1140L
11th - 50th Percentile
Fall
Winter
Spring
1270L
1285L
1295L
11th - 75th Percentile
Fall
Winter
Spring
1425L
1440L
1450L
11th - 90th Percentile
Fall
Winter
Spring
1590L
1600L
1610L
12th - 10th Percentile
Fall
Winter
Spring
965L
975L
990L
12th - 25th Percentile
Fall
Winter
Spring
1115L
1130L
1140L
12th - 50th Percentile
Fall
Winter
Spring
1270L
1285L
1295L
12th - 75th Percentile
Fall
Winter
Spring
1425L
1440L
1450L
12th - 90th Percentile
Fall
Winter
Spring
1590L
1600L
1610L