The top reported proficiency rate is 30% in English language arts. The lowest is 18% in Science.
Original Research by School Decision on Rio Vista Elementary
Rio Vista Elementary is a regular public school serving students in preschool through eighth grade within the Pendergast Elementary District in Avondale. Avondale itself is a fast-growing suburban city west of Phoenix, one of the quicker growing municipalities in Maricopa County, having transformed in recent decades from a farming community into a major bedroom suburb. The city is auto-oriented, with Interstate 10 as its primary arterial, and is divided by the Agua Fria River. The housing market in the area around the school, based on recent data, shows a modest softening, with home values and rents having declined slightly from the prior year; the typical home in the school's zip code is valued below the statewide benchmark, and renting is more economical than buying at current mortgage rates. The city’s economy is anchored by education, government, and logistics employers, with a notable Amazon presence, and the city runs a calendar of community events centered on parks and the historic Old Town district.
The school’s enrollment of students is moderate for a PK-8 campus. The student body is diverse and predominantly Hispanic, with Black students and white students also represented in meaningful shares, alongside smaller populations of students who are American Indian or Alaska Native, Asian, Native Hawaiian or other Pacific Islander, or of two or more races. Data on the share of students who qualify for free or reduced-price meals, who receive special education services, or who are English learners was not available in the source material, so a family should consult the school directly for that information.
On the most recent state assessments, administered in the 2024-25 school year, proficiency rates across tested subjects and grades were below the midpoint when compared to other districts in Maricopa County. The pattern across grade levels was not uniform. In fourth grade, for example, roughly half of students met the bar in English language arts, a higher point, while results in third, fifth, sixth, seventh, and eighth grades in that subject were lower. In math, proficiency rates for the grades where data was reported were lower still. Science results were available for fifth grade, with a modest share of students scoring proficient. Data for some grade levels in math and science was suppressed, which is common when the tested group is too small to report publicly. Results for eighth grade science were also suppressed. The school’s overall proficiency index, which averages results across tested subjects and grades, placed it below the midpoint of the county’s districts, a fact set that covers a large number of districts.
Because Rio Vista Elementary does not serve high school grades, there is no graduation rate. The school does not offer AP, IB, or career and technical education pathways, nor dual-enrollment college courses, all of which are features of high school programming. No data was available on course access, discipline rates, chronic absenteeism, or staffing ratios for this campus, so a parent may wish to ask about those areas directly. The district brief noted no recent major changes or initiatives of lasting impact that were publicly reported.
This is a school where a family considering it should look closely at the academic trajectory. The reported assessment results show a school where, across most tested grades, student performance in both reading and math falls in a range that many families would want to investigate further. The scores are not uniform across the board, with fourth grade English language arts standing as a relative high point, but the overall pattern suggests that the school is not currently achieving at a level that matches the county median. The community context is a rapidly developing outer-ring suburb with a stable but cooling housing market, and the school is a neighborhood elementary and middle school within that environment. For a family weighing this option, a direct conversation with the school about its curriculum, interventions, and how it supports students who are not yet at grade level would be a reasonable next step.
See more original research from School Decision →