The top reported proficiency rate is 29% in English language arts. The lowest is 17% in Math.
Original Research by School Decision on John F Kennedy El
John F. Kennedy Elementary sits on Hidalgo Street in Mercedes, a mid-sized Rio Grande Valley city in Hidalgo County, serving children from pre-kindergarten through fifth grade as part of Mercedes ISD. The school draws from a community shaped by agriculture, a strong downtown district, and a housing market that sits well below state and national medians. Home values here are a fraction of the statewide average, and rents are genuinely affordable relative to local incomes, making this one of the more accessible corners of Texas for families on modest budgets. A wave of new residential development is underway across Mercedes, with multiple subdivisions in various stages of completion, so the neighborhood around the school is likely to keep growing.
The student body is almost entirely Hispanic, reflecting the demographics of the Rio Grande Valley broadly. A very large share of students qualify for free or reduced-price lunch, which places the school in the high-need category by any standard measure. English learner counts were not available in the data provided, but given the community context and the presence of both Spanish-language and English-language STAAR administrations in the testing record, families should ask the school directly about its bilingual and dual-language support structures.
State testing results for grades three through five tell a candid story. In reading and language arts, the share of students reaching the proficient-or-above bar rises gradually from third to fifth grade, though even the strongest grade lands below what would be considered a solid majority. Math proficiency is lower still across all tested grades, and fifth-grade math results are particularly thin. Science was tested only for a very small group of fifth graders, too few for the state to report a stable result. Looking across all tested subjects combined, the school's overall proficiency index places it in the bottom quartile relative to the other districts in Hidalgo County. That is a straightforward reading of the data, and it is worth naming clearly. What the data cannot show is trajectory, because only a single year of results is available; there is no trend line to assess whether scores are improving or holding flat. A parent who wants to understand the school's instructional direction and any intervention supports in place would be well served to ask that directly.
The school's placement in the bottom quartile within Hidalgo County carries context worth holding alongside the number. Hidalgo County itself is a high-poverty, predominantly Hispanic region of the state, and the county's own median sits well below statewide norms. Falling at the lower end of that distribution does point to real academic challenges, but it does not mean this is the weakest-performing school in a strong field.
On the district side, families should know that Mercedes ISD brought a bond measure to voters in 2024 to fund facility repairs, safety upgrades, a new gym, and renovations across its campuses. Publicly reported results showed voters rejected it. That outcome means the facility improvements the district had identified remain unfunded, and it is a reasonable question to raise with the school about the current condition of the Kennedy building specifically.
Pre-kindergarten availability is a genuine asset for families with young children. The school enrolls students starting at age four, which gives families in this community access to early childhood education within their neighborhood school rather than having to seek it elsewhere.
Program-level information, AP or enrichment offerings, staffing ratios, and attendance data were not available in the data provided. The school serves only elementary grades, so graduation rate metrics do not apply here and were not assessed.
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