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SCHOOL COMMUNITY·DE SOTO·NCES 200549001723

Mill Valley High School

5900 Monticello Road, Shawnee, KS 66226 · (913) 422-4351 · Johnson County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL1,432 STUDENTS
Enrollment
1,432
High
DISTRICT 792 · STATE 410
Student : Teacher
15.8:1
90 FTE teachers
DISTRICT 14.3:1 · STATE 11.9:1
Free / Reduced Lunch
11%
153 students
DISTRICT 19% · STATE 51%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 9
379
Grade 10
361
Grade 11
361
Grade 12
331
Student demographics
White
1,12779%
DISTRICT 78% · STATE 60%
Hispanic
1027%
DISTRICT 10% · STATE 23%
Black
725%
DISTRICT 4% · STATE 7%
Asian
554%
DISTRICT 2% · STATE 3%
Two+
685%
DISTRICT 5% · STATE 6%
Native American
60%
DISTRICT 0% · STATE 1%
Pacific Islander
20%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
76253%
Female
67047%

Discussions

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Test scores

KAP 2024-25 . % Meeting + Exceeding
English Language Arts
55.4%
KS avg 44.5% . +5.4pp since 2023
Math
61.8%
KS avg 38.8% . +19.1pp since 2023
Source: KAP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
49.4%
composite math + reading, all grades
Predicted
57.1%
based on KS schools with similar FRL share
Beats by
-7.7pp
below demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
1,432
+65 (+5%) vs 2017
Student : Teacher
15.8:1
was 15.9:1
% White
79%
was 83%
% Hispanic
7%
was 7%
% Black
5%
was 3%
% Asian
4%
was 3%
Source: NCES Common Core of Data

About Mill Valley High School

Mill Valley High School is one of the high-enrollment four-year high schools in Shawnee, Kansas, one of the schools within De Soto, with 1,432 students on its rolls from grades 9 through 12. Enrollment runs roughly 249% larger than the state mean of about 410.

Mill Valley High School is one of 13 schools operated by De Soto, a district that serves 7,067 students overall.

In terms of who attends, Mill Valley High School reports that White students make up the majority at 79%. Beyond that, the school records 7% Hispanic, 5% Black, 5% multiracial, 4% Asian. That mix tracks the wider county fairly closely.

Looking at school resources, The school lists 90 full-time-equivalent teachers, for a student-teacher ratio near 15.8:1. Statewide, the average ratio sits near 11.9:1, putting Mill Valley High School higher than the state norm the norm. An estimated 11% of students are eligible for free or reduced-price lunch, often used as a Title I proxy. By comparison, Johnson County runs at roughly 27%, so the school's eligibility rate is below the surrounding baseline.

Adjusting for the school's free-and-reduced-lunch share, Mill Valley High School tracks the demographic baseline. The model predicts 57.1% given the school's FRL share; actual proficiency is 49.4%.

Around the school, Johnson County reports that median household income runs about $109,208, about 58% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 3%. Mill Valley High School is one of 168 public schools in Johnson County (combined enrollment of about 93,598 students).

Nearest neighbor: Monticello Trails Middle School, around 0.2 miles off. 8 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, Mill Valley High School comes 8th of 9 in the immediate cluster, beneath the nearby-schools average of 61.2%.

Mill Valley High School operates from an outer-ring location.

Trend over the last 7 years. Mill Valley High School's enrollment has expanded 5% since 2018, when it stood at 1,367 (now 1,432).

On allk12, posts here usually surface around science fair prep, picture-day reminders, and bus-route questions. Posting is open to anyone connected to the school.

Johnson County at a glance

View full county profile
Population
620,631
Census ACS
Median income
$109,208
Household, ACS
Bachelor's+
58%
Adults 25+
Poverty rate
3%
Below federal line
Schools in county
168
93,598 students

Quick facts

School name
Mill Valley High School
District
De Soto
Address
5900 Monticello Road, Shawnee, KS 66226
Phone
(913) 422-4351
County
Johnson County
Level
High
Grade range
09–12
Total enrollment
1,432
Teachers (FTE)
90
Student–teacher ratio
15.8:1
Free/Reduced lunch
153 (11%)
Locale
21-Suburb: Large
NCES ID
200549001723
Charter school
No
Virtual school
No

Related schools

Other schools in De Soto
Other schools in Shawnee
Nearby schools

Frequently asked questions

About Mill Valley High School
How many students attend Mill Valley High School?
Mill Valley High School enrolls approximately 1,432 students in grades 09-12.
Is Mill Valley High School an elementary, middle, or high school?
Mill Valley High School is a high school covering grades 09-12.
How many teachers does Mill Valley High School have?
Mill Valley High School employs 90 FTE teachers, for a student-to-teacher ratio of 15.8:1.
How diverse is Mill Valley High School?
Mill Valley High School reports a student body of 79% White, 7% Hispanic, 5% Black, 4% Asian, 5% Two or more.
Who oversees Mill Valley High School?
Mill Valley High School is overseen by De Soto in Johnson County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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