Lyman Gilmore Middle School

10837 Rough And Ready Hwy.
Grass Valley, CA 95945
(School attendance zone shown in map)
5/
10
Bottom 50%
Serving 453 students in grades 5-8, Lyman Gilmore Middle School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 25% (which is lower than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 38% (which is lower than the California state average of 47%).
The student:teacher ratio of 18:1 is lower than the California state level of 21:1.
Minority enrollment is 32% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).

Quick Stats (2025)

  • Grades: 5-8
  • Enrollment: 453 students
  • Student:Teacher Ratio: 18:1
  • Minority Enrollment: 32%
  • : Bottom 50% in CA
  • : 25% (Btm 50%)
  • : 38% (Btm 50%)
  • : 27% (Top 50%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

Top Rankings

Lyman Gilmore Middle School ranks among the top 20% of public schools in California for:

Category
Attribute

School Overview

Lyman Gilmore Middle School's student population of 453 students has declined by 18% over five school years.
The teacher population of 25 teachers has declined by 19% over five school years.
Grades Offered
Grades 5-8
Total Students
453 students
This chart displays total students of Lyman Gilmore Middle School by year, with the latest 2022-23 school year data.
Gender %
This chart displays gender of Lyman Gilmore Middle School
Total Classroom Teachers
25 teachers
This chart displays the total teachers of Lyman Gilmore Middle School by year, with the latest 2022-23 school year data.
Students by Grade
This chart displays the students of Lyman Gilmore Middle School by grade.

School Rankings

Lyman Gilmore Middle School ranks within the bottom 50% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Lyman Gilmore Middle School is 0.48, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
This School
State Level (CA)
#5303 out of 9602 schools
(Bottom 50%)
This chart displays the overall school rank of Lyman Gilmore Middle School, with the latest 2021-22 school year data.
25%
33%
This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Lyman Gilmore Middle School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in California by year, with the latest 2021-22 school year data.
38%
47%
This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Lyman Gilmore Middle School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of California by year, with the latest 2021-22 school year data.
27%
29%
This chart displays the percentage of students that scored at or above 'proficient' levels in Science of Lyman Gilmore Middle School and the percentage of public school students that scored at or above 'proficient' levels in Science of public schools in California by year, with the latest 2021-22 school year data.
Student : Teacher Ratio
18:1
21:1
This chart displays the student teacher ratio of Lyman Gilmore Middle School and the public school average student teacher ratio of California by year, with the latest 2022-23 school year data.
American Indian
2%
1%
This chart displays the percentage of American Indian students in Lyman Gilmore Middle School and percentage of American Indian public school students in California by year, with the latest 2022-23 school year data.
Asian
2%
12%
This chart displays the percentage of Asian students in Lyman Gilmore Middle School and the percentage of Asian public school students in California by year, with the latest 2022-23 school year data.
Hispanic
24%
56%
This chart displays the percentage of Hispanic students in Lyman Gilmore Middle School and the percentage of Hispanic public school students in California by year, with the latest 2022-23 school year data.
Black
1%
5%
This chart displays the percentage of Black students in Lyman Gilmore Middle School and the percentage of Black public school students in California by year, with the latest 2022-23 school year data.
White
68%
20%
This chart displays the percentage of White students in Lyman Gilmore Middle School and the percentage of White public school students in California by year, with the latest 2022-23 school year data.
Hawaiian
n/a
n/a
This chart displays the percentage of Hawaiian students in Lyman Gilmore Middle School and the percentage of Hawaiian public school students in California by year, with the latest 2010-11 school year data.
Two or more races
3%
6%
This chart displays the percentage of students of two or more races in Lyman Gilmore Middle School and the percentage of public school students of two or more races in California by year, with the latest 2022-23 school year data.
All Ethnic Groups
This chart displays the percentage breakdown of students of all ethnic groups in Lyman Gilmore Middle School.
This chart displays the percentage breakdown of public school students of all ethnic groups in California.
0.48
This chart displays the diversity score of Lyman Gilmore Middle School and the public school average diversity score of California by year, with the latest 2022-23 school year data.
Eligible for Free Lunch
70%
54%
This chart displays the percentage of students who is eligible for free lunch in Lyman Gilmore Middle School and the percentage of public school students who is eligible for free lunch in California by year, with the latest 2022-23 school year data.
Eligible for Reduced Lunch
8%
8%
This chart displays the percentage of students who is eligible for reduced lunch in Lyman Gilmore Middle School and the percentage of public school students who is eligible for reduced lunch in California by year, with the latest 2022-23 school year data.
Source: National Center for Education Statistics (NCES), CA Dept. of Education

Frequently Asked Questions

What is Lyman Gilmore Middle School's ranking?
Lyman Gilmore Middle School is ranked #5303 out of 9,602 schools, which ranks it among the bottom 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
25% of students have achieved math proficiency (compared to the 33% CA state average), while 38% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Lyman Gilmore Middle School?
453 students attend Lyman Gilmore Middle School.
What is the racial composition of the student body?
68% of Lyman Gilmore Middle School students are White, 24% of students are Hispanic, 3% of students are Two or more races, 2% of students are American Indian, 2% of students are Asian, and 1% of students are Black.
What is the student:teacher ratio of Lyman Gilmore Middle School?
Lyman Gilmore Middle School has a student ration of 18:1, which is lower than the California state average of 21:1.
What grades does Lyman Gilmore Middle School offer ?
Lyman Gilmore Middle School offers enrollment in grades 5-8
What school district is Lyman Gilmore Middle School part of?
Lyman Gilmore Middle School is part of Grass Valley Elementary School District.

School Reviews

5   3/28/2011
Awesome school great elective program and facilities. The teachers are cool there and its a lot of fun!
- Posted by Student/Alumni - john

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Quick Stats (2025)

  • Grades: 5-8
  • Enrollment: 453 students
  • Student:Teacher Ratio: 18:1
  • Minority Enrollment: 32%
  • : Bottom 50%
  • : 25% (Btm 50%)
  • : 38% (Btm 50%)
  • : 27% (Top 50%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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