Skip to main content
K12Guides Logo
K12Guides
CA Roman Catholic Elementary School

ST CATHERINE OF SIENA SCHOOL

Compare
604 MELLUS ST, MARTINEZ, CA 94553 • CONTRA COSTA County
(925) 228-4140

Identity & Institutional Profile

PSS 2023-2024
NCES Private School ID 00075054
Religious Orientation Roman Catholic
Broad Affiliation Catholic
School Typology Catholic, diocesan
Diocese 0605
Grades Offered PK-8
Locale Setting Suburb: Large
School Day Length 7.17 hrs/day
County FIPS 06013
Physical Location Address 604 Mellus St
Martinez, CA 94553-1639

Enrollment & Academic Overview

PSS 2023–2024
Total Students
143
Teachers (FTE)
8.40
Student-Teacher Ratio
17.02:1
School Level
Elementary School

Student Diversity Distribution

Demographic composition of enrolled students across racial & ethnic backgrounds.

PSS 2023–2024
White: 40.6% Hispanic / Latino: 31.5% Two or More Races (Multiracial): 21.0% Asian: 5.6% Black or African American: 0.7% American Indian / Alaska Native: 0.7%
143 Students
White 58 est. 40.6%
Hispanic / Latino 45 est. 31.5%
Two or More Races (Multiracial) 30 est. 21.0%
Asian 8 est. 5.6%
Black or African American 1 est. 0.7%
American Indian / Alaska Native 1 est. 0.7%

Student Enrollment by Sex

Enrolled student gender breakdown as reported in NCES PSS survey.

PSS 2023-2024
♂
Male Students
72
50.3%
♀
Female Students
71
49.7%

Grade-Level Enrollment Distribution

Distribution of student body across reported grade cohorts.

Total: 146 Students
Pre-Kindergarten: 12 (8.2%) Kindergarten: 22 (15.1%) Transitional Kindergarten: 6 (4.1%) 1st Grade: 21 (14.4%) 2nd Grade: 13 (8.9%) 3rd Grade: 19 (13%) 4th Grade: 21 (14.4%) 5th Grade: 14 (9.6%) 6th Grade: 3 (2.1%) 7th Grade: 15 (10.3%)
146 Students
Pre-Kindergarten 12 8.2%
Kindergarten 22 15.1%
Transitional Kindergarten 6 4.1%
1st Grade 21 14.4%
2nd Grade 13 8.9%
3rd Grade 19 13%
4th Grade 21 14.4%
5th Grade 14 9.6%
6th Grade 3 2.1%
7th Grade 15 10.3%

Biennial Enrollment & Staffing Trends

NCES PSS Multi-Cycle

Biennial Enrollment Trends (2019-2020 – 2023-2024)

0 100 200 2019-2020: 90 students 90 2019-2020 2021-2022: 119 students 119 +32.2% 2021-2022 2023-2024: 143 students 143 +20.2% 2023-2024
Survey Cycle Students Teachers (FTE) Student-Teacher Ratio Grades Offered Affiliation / Typology
2023-2024 143 8.4 17.0:1 PK-8 Roman Catholic
2021-2022 119 11.0 10.8:1 PK-8 Roman Catholic
2019-2020 90 6.6 13.6:1 PK-8 Roman Catholic

Local Area Demographics & Housing Comparison (ZIP 94553)

Comparative socio-economic indicators across local, municipal, county, state, and national benchmarks.

Census ACS 5-Year Data
Median Household Income Median Home Value Poverty Rate (%)
Peak Value: $1,150,000
$0k 0% $288k 5% $575k 10% $863k 15% $1,150k 20% ZIP 94553 Income: $121,023 $121k ZIP 94553 Home Value: $781,400 $781k ZIP 94553 This ZIP Martinez Income: $121,023 $121k Martinez Home Value: $781,400 $781k Martinez City Average CONTRA COSTA County Income: $142,374 $142k CONTRA COSTA County Home Value: $971,166 $971k CONTRA COSTA County County Average California Income: $99,012 $99k California Home Value: $750,271 $750k California State Average United States Income: $76,308 $76k United States Home Value: $277,906 $278k United States U.S. National ZIP 94553 Poverty Rate: 7.6% 7.6% Martinez Poverty Rate: 7.5% 7.5% CONTRA COSTA County Poverty Rate: 8.1% 8.1% California Poverty Rate: 11.8% 11.8% United States Poverty Rate: 12.4% 12.4%
Geographic Area Median
Household Income		 Median
Home Value		 Poverty
Rate		 Total
Population
ZIP 94553 Current ZIP
$121,023 $781,400 7.6% 48,600
Martinez (City Average)
$121,023 $781,400 7.5% 48,600
CONTRA COSTA County (County Average)
$142,374 $971,166 8.1% 1,186,136
California (State Average)
$99,012 $750,271 11.8% 38,936,452
United States (U.S. National)
$76,308 $277,906 12.4% 335,555,510

Location Map

38.0145, -122.1349 Google Maps ›

Nearby Private Schools

ST DOMINIC ELEMENTARY SCHOOL
Roman Catholic • BENICIA
2.5 mi
ANOVA CENTER FOR EDUCATION
Nonsectarian • CONCORD
5.1 mi
PLEASANT HILL ADVENTIST ACADEMY
Seventh-Day Adventist • PLEASANT HILL
5.4 mi
DE LA SALLE ACADEMY
Roman Catholic • CONCORD
5.5 mi
CHRIST THE KING CATHOLIC SCHOOL
Roman Catholic • PLEASANT HILL
5.6 mi