In August 2025, NWEA released brand new MAP Growth national norms, the first major update since 2020.
These updated norms are based on more than 13 million students’ results across U.S. schools from 2022 to 2024.
The RIT scale itself has not changed, but the reference group did, meaning that the same score may now map to a different percentile than it did under the 2020 norms.
In many grades and subjects, the 2025 norms reflect a slight downward shift in national performance, so a given RIT score might place a student at a higher percentile rank compared to before.
How to Read the Tables
Each grade-level table below shows typical MAP Growth RIT scores across four subjects: Mathematics, Language Usage, Reading, and Science.
The left-hand column lists achievement levels tied to percentiles:
95th percentile – top-performing students nationally (“Higher achievement”).
85th percentile – well above average.
65th percentile – slightly above average.
50th percentile – the national median/mean.
35th percentile – slightly below average.
15th percentile – well below average.
5th percentile – lowest performance group nationally.
Not every subject is tested at every grade level (for example, Language Usage begins at grade 2 and Science is not available in every grade).
Dashes (–) indicate that norms are not available for that subject in that grade.
Use these tables to understand how a student’s RIT score compares to peers nationwide.
Kindergarten
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
161
–
153
–
95
154
–
148
–
85
146
–
142
–
65
Median/Mean
141
–
138
–
50
Lower achievement
136
–
134
–
35
128
–
128
–
15
121
–
123
–
5
Grade 1
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
181
–
177
–
95
173
–
169
–
85
164
–
160
–
65
Median/Mean
159
–
155
–
50
Lower achievement
154
–
150
–
35
145
–
142
–
15
137
–
134
–
5
Grade 2
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
198
198
182
199
95
189
188
178
190
85
179
177
173
182
65
Median/Mean
173
170
170
176
50
Lower achievement
167
164
163
171
35
157
153
152
162
15
147
143
142
154
5
Grade 3
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
210
213
215
209
95
200
202
204
201
85
190
191
192
192
65
Median/Mean
184
184
185
187
50
Lower achievement
178
178
178
182
35
168
166
166
173
15
158
156
155
165
5
Grade 4
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
223
222
226
216
95
214
212
215
208
85
203
201
203
200
65
Median/Mean
197
195
196
195
50
Lower achievement
191
188
189
190
35
181
177
177
181
15
171
167
166
174
5
Grade 5
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
233
228
232
223
95
223
219
222
215
85
212
208
210
206
65
Median/Mean
206
202
204
201
50
Lower achievement
200
196
197
196
35
189
185
186
187
15
180
175
175
179
5
Grade 6
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
237
232
237
226
95
227
223
226
218
85
216
213
215
209
65
Median/Mean
210
206
209
204
50
Lower achievement
204
200
202
199
35
194
190
191
191
15
184
181
181
183
5
Grade 7
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
246
236
240
230
95
235
226
230
221
85
224
216
219
212
65
Median/Mean
217
210
212
207
50
Lower achievement
211
204
206
202
35
199
194
195
193
15
189
184
185
185
5
Grade 8
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
252
239
244
233
95
241
230
233
224
85
229
220
222
215
65
Median/Mean
222
214
216
210
50
Lower achievement
215
208
209
204
35
203
197
198
195
15
192
188
188
186
5
Grade 9
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
254
241
246
233
95
243
231
235
225
85
232
220
223
217
65
Median/Mean
225
214
216
212
50
Lower achievement
218
208
209
207
35
207
197
197
198
15
196
187
186
190
5
Grade 10
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
257
244
247
235
95
246
234
236
227
85
234
222
225
218
65
Median/Mean
227
216
218
213
50
Lower achievement
220
209
211
208
35
208
198
199
200
15
196
188
188
191
5
Grade 11
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
263
246
248
–
95
250
235
237
–
85
234
224
225
–
65
Median/Mean
229
218
218
–
50
Lower achievement
221
211
211
–
35
208
200
199
–
15
195
189
188
–
5
Grade 12
Achievement Level
Mathematics
Language Usage
Reading
Science
Percentile
Higher achievement
263
249
–
–
95
250
237
–
–
85
236
225
–
–
65
Median/Mean
228
218
–
–
50
Lower achievement
220
210
–
–
35
206
198
–
–
15
194
187
–
–
5
NWEA Map Scores by Grade Level – 50th Percentile – Grade K to 8th Grade.
For a quick valuation of a Map Score, check out the chart below, to see the Mean (50th percentile) for each grade level, for Fall 2025, Winter 2026 and Spring 2026.
NWEA map scores by grade level 2025 2026 Mean -50th percentile.