# Mariposa Elementary

Mariposa Elementary is an elementary school in Ontario, California. Reading proficiency is 26.9%, -1.0 points from 2023 to 2025. Math proficiency is 24.4%, +2.3 points from 2023 to 2025.

## Key Stats

| Metric | Value |
| --- | --- |
| Canonical URL | https://caschooltrends.com/schools/mariposa-elementary-ontario |
| District | Ontario-Montclair |
| Address | 1605 East D Street, Ontario, CA, 91764-4405 |
| Grade span | K-6 |
| Charter status | Non-charter |
| Enrollment | N/A |
| Student / teacher ratio | 20:1 |
| Per-student spending | $24,196 |
| Low-Income Students | 509 (94.8%) |
| English Learners | 219 (40.8%) |

## Reading Proficiency History

| Year | Proficient % | Tested Students |
| --- | --- | --- |
| 2023 | 27.9% | 294 |
| 2024 | 32.6% | 264 |
| 2025 | 26.9% | 264 |

## Math Proficiency History

| Year | Proficient % | Tested Students |
| --- | --- | --- |
| 2023 | 22.1% | 294 |
| 2024 | 29.1% | 268 |
| 2025 | 24.4% | 266 |

## Reading Performance by Income Group

| Year | Low-Income | Non-Low-Income |
| --- | --- | --- |
| 2023 | 27.1% | 41.2% |
| 2024 | 32.3% | 38.5% |
| 2025 | 25.7% | 42.1% |

## Math Performance by Income Group

| Year | Low-Income | Non-Low-Income |
| --- | --- | --- |
| 2023 | 21.3% | 35.3% |
| 2024 | 28.2% | 46.1% |
| 2025 | 24.3% | 26.3% |

## Reading Performance by English Learner Status

| Year | English Learners | English Native |
| --- | --- | --- |
| 2023 | 15.2% | 30.5% |
| 2024 | 20.0% | 30.8% |
| 2025 | 11.4% | 25.8% |

## Math Performance by English Learner Status

| Year | English Learners | English Native |
| --- | --- | --- |
| 2023 | 14.5% | 21.2% |
| 2024 | 16.1% | 31.7% |
| 2025 | 12.2% | 23.3% |

## Reading Performance by Race and Ethnicity

| Group | Proficient % | Tested Students |
| --- | --- | --- |
| Hispanic or Latino | 27.1% | 221 |
| Black or African American | 20.7% | 29 |

## Math Performance by Race and Ethnicity

| Group | Proficient % | Tested Students |
| --- | --- | --- |
| Hispanic or Latino | 25.2% | 222 |
| Black or African American | 17.2% | 29 |

## Reading Score Distribution by Grade

| Grade | Tested Students | Not Met | Nearly Met | Met | Exceeded |
| --- | --- | --- | --- | --- | --- |
| 3 | 101 | 49.5% | 29.7% | 12.9% | 7.9% |
| 4 | 89 | 48.3% | 24.7% | 15.7% | 11.2% |
| 5 | 70 | 41.4% | 21.4% | 18.6% | 18.6% |

## Math Score Distribution by Grade

| Grade | Tested Students | Not Met | Nearly Met | Met | Exceeded |
| --- | --- | --- | --- | --- | --- |
| 3 | 102 | 48.0% | 27.4% | 18.6% | 5.9% |
| 4 | 89 | 46.1% | 30.3% | 16.9% | 6.7% |
| 5 | 71 | 45.1% | 28.2% | 16.9% | 9.9% |