River Oak Charter
🇺🇸 Official data · 2025Ukiah, California 95482 · River Oak Charter District
#2411 of 5,693 elementary schools in California
#30836 of 50,301 nationally
About River Oak Charter
River Oak Charter is a charter elementary located in Ukiah, in the River Oak Charter District school district of California, United States. It caters for Grades K–8. In 2025 it enrolled 245 students. Publicly funded charter schools operating under a performance contract; free to attend.
Its Success Index (US) is 41.7 out of 100, placing it in the lower 50% of elementary schools in United States and 2411th of 5,693 ranked elementary schools in California. Its strongest component is community advantage (fewer free/reduced-price lunch) (74th percentile), and its weakest is students per teacher (16th percentile).
Other published figures: enrollment 245.
There are 12 schools in Ukiah; River Oak Charter ranks 3rd of 11 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)37%
- Reading proficiency (30%)42%
- Community advantage (fewer free/reduced-price lunch) (25%)38.4%
- Students per teacher (15%)22.3
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for River Oak Charter by the official sources.
- Enrollment
- 245
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 38.4%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 22.3
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 42%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 37%
- Share of tested students proficient or above (all students, all grades).
Free academic assessment
Is your child on grade level in reading and math?
Success Tutoring offers personalised English and math tutoring from Kindergarten to Grade 12. Start with a free online assessment and a clear plan for the year ahead.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Schools near River Oak Charter
Closest schools by straight-line distance, with their Success Index (US).
Oak Manor Elementary
Ukiah · Public elementary · Grades K–6
417 students · 691 m away
Yokayo Elementary
Ukiah · Public elementary · Grades K–5
414 students · 1.1 km away
Pomolita Middle
Ukiah · Public middle · Grades 6–8
826 students · 1.7 km away
Nokomis Elementary
Ukiah · Public elementary · Grades K–5
342 students · 1.8 km away
Sequoia Career Academy
Ukiah · Charter other · Grades 4–12
144 students · 1.8 km away
Frank Zeek Elementary
Ukiah · Public elementary · Grades K–5
391 students · 2.1 km away
Redwood Collegiate Academy
Ukiah · Charter high · Grades 7–12
122 students · 2.1 km away
Tree of Life Charter
Ukiah · Charter elementary · Grades K–8
93 students · 2.3 km away
Grace Hudson Elementary
Ukiah · Public elementary · Grades K–5
449 students · 2.6 km away
Ukiah High
Ukiah · Public high · Grades 9–12
1,767 students · 2.8 km away
Similar schools
Charter elementary schools in California with a comparable Enrollment.
Vibrant Minds Charter
Anaheim · Charter elementary · Grades K–6
245 students
Allegiance STEAM Academy - Thrive Fontana
Fontana · Charter elementary · Grades K–8
245 students
Woodland Star Charter
Glen Ellen · Charter elementary · Grades K–8
244 students
King-Chavez Academy of Excellence
San Diego · Charter elementary · Grades K–8
242 students
Plainview Academic Charter Academy
Tujunga · Charter elementary · Grades K–5
248 students
Orange County Academy of Sciences and Arts
Laguna Niguel · Charter elementary · Grades K–5
249 students
Frequently asked questions
Is River Oak Charter a good school?
River Oak Charter has a Success Index (US) of 41.7 out of 100 (Lower 50% of elementary schools in United States) and ranks #2411 of 5,693 in California. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does River Oak Charter rank in California?
River Oak Charter ranks #2411 of 5,693 elementary schools in California and #30836 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend River Oak Charter?
River Oak Charter had 245 students in 2025.
Is River Oak Charter a elementary school or a high school?
River Oak Charter is classified as a elementary covering Grades K–8. It is a charter school.
What other schools are near River Oak Charter?
There are 10 schools within 15 km of River Oak Charter; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.