Summary:
ZIP code 42066 has 10 schools—four elementary, two middle and four high schools—with enrollment ranging from 6 to 1,145 and 4,962 students overall. Across reported results, school proficiency averages were above state benchmarks in every subject, with the largest lead in writing at 20 points; math and reading leads were 13 and 12 points. The most important finding for families is that results vary sharply between schools serving the same grades: grade 8 math, for example, was 33% at Mayfield Middle School and 61% at Graves County Middle School.
Farmington Elementary School is a standout: it scored 78% in grade 3 math and 92% in grade 3 reading, and led several other elementary comparisons; SchoolDigger ranked it 6th of 684 schools, at the 99th percentile. Graves County Central Elementary also excelled in grade 6, with 76% in math and 87% in reading. At the middle-school level, Mayfield Middle was the weaker performer: its grade 5 math and reading results were 21% and 25%, compared with state figures of 43% and 51%. Among high schools, Graves County High School led Mayfield High School in grade 10 math, 62% to 38%, and reading, 66% to 47%; Mayfield High scored higher in grade 11 science.
Recent results show mixed movement: across matched tests from 2024–2025 to 2025–2026, school scores fell by an average of about 1 point, while state benchmarks fell by less than 1 point, narrowing the average school advantage by about 1 point. SchoolDigger’s percentile for Graves County High rose from 83rd to 94th, while Mayfield Middle’s fell from 62nd to 46th; Farmington remained at the 99th percentile. Context varies too: in 2024–2025, free/reduced lunch eligible figures were 68% at Mayfield Middle and 52% at Graves County Middle, while their student-teacher ratios were similar at 16.9 and 17.3. Mayfield High is a notable exception to its lower grade 10 scores, with a 99% graduation rate versus 94% statewide. Many Gateway Academy High School test results and all test scores for Mayfield Youth Development Center are suppressed, limiting comparisons.
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