The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
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%

Discussions

+ POST
QUIET COMMUNITY
Be the first to start a discussion at Patterson International School.
START A DISCUSSION
Recent discussions in Jefferson County School District No. R-1

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
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
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.
+ Post