Summary:
ZIP code 02139 in Cambridge, MA is home to six elementary schools — Amigos School, King Open, Martin Luther King Junior, Morse, Cambridgeport, and Fletcher/Maynard Academy — all part of the Cambridge district, which ranks 71st of 351 in Massachusetts and is rated 4 stars. Together they enroll about 1,984 students. Five serve PK–5; Amigos serves PK–8, so its all-grade scores include middle-school grades and are not perfectly comparable to the others.
Four schools form a high-performing cluster. Amigos has the strongest current results — ranked 94th of 899, 90th percentile, 4 stars — with the top ELA (70.4) and math (68.4) in the ZIP. MLK (rank 113, 87th percentile) and Morse (rank 117, 87th percentile) follow, and Cambridgeport (rank 167, 81st percentile) is steady and consistently above district. Morse posts the best science proficiency here at 65.31. King Open (rank 341, 62nd percentile, 3 stars) and Fletcher/Maynard (rank 450, 50th percentile, 3 stars) score below district averages in all three subjects, though both are above the state average in most areas. District 2025–26 averages were 59.47 ELA, 57.29 math, and 51.03 science, versus state averages of 40.03 ELA, 41.11 math, and 40.98 science.
Trends differ sharply by school. MLK fell from a top-10 state rank and 99th percentile in 2024–25 to 87th percentile in 2025–26, with science dropping from 92.68 to 55.74. Cambridgeport's science also declined, from 67.65 to 51.22. Morse, King Open, and Fletcher/Maynard all improved; Fletcher/Maynard moved from the 29th percentile in 2023–24 to the 50th percentile in 2025–26. Note that free/reduced-lunch percentages are blank for all six schools, spending figures are from 2020–21, and small grade-level cohorts can swing percentages sharply, so year-to-year changes should be read with caution.
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