The top reported proficiency rate is 82% in Math. The lowest is 61% in Science.
Original Research by School Decision on Mary C. Dondero Elementary School
Mary C. Dondero Elementary School sits on Van Buren Avenue in Portsmouth, serving kindergarten through fifth grade as part of the Portsmouth School District. It is a regular public school with an enrollment that is moderate for an elementary building in this district, with fairly even distribution across the grade levels.
The academic results from the most recent state assessment cycle are a clear strength. In English language arts, proficiency rates across third, fourth, and fifth grades are consistently strong, with roughly four out of five students meeting or exceeding the state bar in each tested grade. Math starts remarkably high in third grade, with nearly all tested students proficient, and remains solid in fourth grade. By fifth grade, math proficiency slips to a still-respectful level but is clearly lower than the earlier grades. Science, tested only in fifth grade, shows a majority of students proficient but at a markedly lower level than the school's reading and math results. A parent weighing Dondero might look into how math and science instruction develops as students move into the upper elementary grades, since the pattern of results across grades is consistent enough to warrant that conversation.
The school's student body is predominantly white, with the next largest group being Asian students, followed by a smaller Hispanic population and a handful of students identifying as two or more races or other backgrounds. The share of students qualifying for free or reduced-price lunch is quite low, reflecting the relative affluence of Portsmouth. Data on English learners and students with individualized education programs was not available in the provided materials, so a parent wanting to understand special education or multilingual learner support would need to ask the school directly.
Portsmouth itself is a historic seacoast city with deep cultural and civic roots. Publicly reported anchors include the Strawbery Banke Museum, a neighborhood of restored Colonial, Georgian, and Federal homes on the site of one of the city's earliest settlements, and the USS Albacore Museum and Park, where a decommissioned Navy submarine is open for tours. The Portsmouth African Burying Ground memorial park, the only archeologically verified eighteenth-century African burying ground in New England, sits in the city as well. The Music Hall serves as a longstanding theater venue. Transit options include the Cooperative Alliance for Seacoast Transportation bus network serving the Seacoast region and neighboring Maine, Wildcat Transit buses connecting to the University of New Hampshire campus, and a private intercity carrier linking Portsmouth to Boston and New York. Amtrak's Downeaster is available in nearby Dover. Interstate 95, US Routes 1 and 4, and several state routes cross the city, making regional access straightforward.
The housing market around Dondero is among the more expensive in New Hampshire. Typical home values in the school's zip code sit well above the state benchmark and far above national levels, and rents are similarly elevated. The price-to-income ratio is high, meaning a family earning a typical household income would need a large share of it to cover ownership costs. Listings in Rockingham County move at a measured pace, with homes spending roughly a month on market, and the supply of active listings has been expanding. Still, the cost of living here is a real factor for families weighing a move into the attendance area.
At the district level, Portsmouth School District has been growing its budget substantially across recent fiscal years, with the latest increase driven largely by negotiated salary raises and special education costs. Because the school portion of property taxes is a major component of the overall tax bill in Portsmouth, this trajectory is something a prospective family will want to understand. The district has also launched a community curriculum review of its K-through-12 math program and its K-through-5 English language arts program, seeking parent and community feedback. This review could lead to lasting changes in how literacy and math are taught across the elementary grades, which would directly shape the classroom experience for Dondero students.
Taken together, Dondero presents as a smaller elementary school in an affluent, culturally rich seacoast city, with strong reading outcomes and solid early math performance, some softening in upper-grade math and science, and a district actively revisiting its core instructional programs. Families drawn to Portsmouth's character and willing to navigate its housing costs will find a school with a stable, mostly advantaged peer group and results that generally hold up well.
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