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SCHOOL COMMUNITY·JEFFERSON COUNTY SCHOOL DISTRICT NO. R-1·NCES 080480000770

Patterson International School

1263 SOUTH DUDLEY STREET, LAKEWOOD, CO 80232 · (303) 982-8470 · Jefferson County
GRADES PK–06ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL346 STUDENTS
Enrollment
346
Elementary
DISTRICT 404 · STATE 379
Student : Teacher
15.0:1
23 FTE teachers
DISTRICT 15.9:1 · STATE 16.6:1
Free / Reduced Lunch
52%
181 students
DISTRICT 35% · STATE 50%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Pre-K
83
Kindergarten
40
Grade 1
34
Grade 2
41
Grade 3
40
Grade 4
40
Grade 5
44
Grade 6
24
Student demographics
White
12737%
DISTRICT 64% · STATE 49%
Hispanic
17851%
DISTRICT 27% · STATE 37%
Asian
298%
DISTRICT 3% · STATE 3%
Two+
123%
DISTRICT 5% · STATE 5%
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
19657%
Female
15043%

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Test scores

CMAS 2024-25 . % Met or Exceeded Expectations
English Language Arts
45.9%
CO avg 44.9% . +0.1pp since 2023
Math
33.3%
CO avg 36.1% . -0.5pp since 2023

What this means: On the CMAS, Colorado's statewide test, about 46 of every 100 students at this school read and write at grade level and about 33 of 100 do math at grade level. Across all Colorado schools, those numbers are about 45 and 36. Reading and writing scores have held steady since 2023, while math scores have held steady.

Source: CMAS. 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
42.4%
composite math + reading, all grades
Predicted
35.0%
based on CO schools with similar FRL share
Beats by
+7.4pp
above demographic expectation

What this means: About 42% of students here test proficient in math and reading, compared with the roughly 35% typical for Colorado schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Colorado's top nor bottom 10%.

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
346
-112 (-24%) vs 2017
Student : Teacher
15.0:1
was 19.5:1
% White
37%
was 48%
% Hispanic
51%
was 40%
% Black
0%
was 1%
% Asian
8%
was 7%
Source: NCES Common Core of Data

About Patterson International School

As a middle-of-the-pack K-5 school in LAKEWOOD, Colorado, Patterson International School educates 346 students from grades pre-K through 6, one of the schools within Jefferson County School District No. R-1.

Patterson International School is one of 148 schools operated by Jefferson County School District No. R-1, a district that educates 74,935 students overall.

Demographically, Patterson International School shows that the most-represented group is Hispanic (51%), with the rest of the student body spread across multiple groups; the rest breaks down as 37% White, 8% Asian, 3% multiracial. By comparison, Jefferson County as a whole is about 16% Hispanic, so the school skews noticeably more Hispanic than its surroundings.

Looking at school resources, Staff filings list 23 full-time-equivalent teachers, which works out to roughly 15.0:1 students per teacher. The state averages around 16.6:1, so this campus is tighter than the state norm typical. Around 52% of the student body qualifies for free or reduced-price meals, often used as a Title I proxy. By comparison, Jefferson County runs at roughly 32%, so the school's eligibility rate is somewhat above the surrounding baseline.

After controlling for student poverty, Patterson International School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 35.0%, the actual is 42.4%, a residual of +7.4 points.

Across the wider county, Jefferson County reports that median household earnings sit near $110,656, 52% of adults hold a bachelor's degree or higher, and roughly 4% of residents live below the federal poverty line. Across Jefferson County's 168 public schools (combined enrollment of about 74,739 students), Patterson International School is one campus in the mix.

Nearest neighbor: Kendrick Lakes Elementary School, around 0.5 miles off. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Patterson International School at 2nd of 7; the average score across the group is 28.2%.

The campus sits in a commuter-belt setting.

Over the past 7-year window. Patterson International School's enrollment has shrank 24% since 2018, when it stood at 458 (now 346). Over the same period, the White share ticked down from 48% to 37%. Class-load math has fell: from 19.5:1 in 2018 to 15.0:1 in 2025.

On allk12, the feed for Patterson International School typically covers classroom updates, athletics, and weather closures. Members of the school community can share what they know.

Jefferson County at a glance

View full county profile
Population
579,377
Census ACS
Median income
$110,656
Household, ACS
Bachelor's+
52%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
168
74,739 students

Quick facts

School name
Patterson International School
District
Jefferson County School District No. R-1
Address
1263 SOUTH DUDLEY STREET, LAKEWOOD, CO 80232
Phone
(303) 982-8470
County
Jefferson County
Level
Elementary
Grade range
PK–06
Total enrollment
346
Teachers (FTE)
23
Student–teacher ratio
15.0:1
Free/Reduced lunch
181 (52%)
Locale
21-Suburb: Large
NCES ID
080480000770
Charter school
No
Virtual school
No

Related schools

Other schools in Jefferson County School District No. R-1
Other schools in LAKEWOOD
Nearby schools

Frequently asked questions

About Patterson International School
How many students attend Patterson International School?
Patterson International School enrolls approximately 346 students in grades PK-06.
What grades does Patterson International School serve?
Patterson International School serves grades PK-06.
How many students per teacher at Patterson International School?
Approximately 15.0:1 students per teacher at Patterson International School.
What is the racial breakdown of students at Patterson International School?
At Patterson International School, the student body is approximately 37% White, 51% Hispanic, 8% Asian, 3% Two or more.
What district is Patterson International School in?
Patterson International School is part of Jefferson County School District No. R-1.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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