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Local business · Cohasset, MALocal business · 244 Cedar St, Cohasset, MA 02025
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St John Masonry is a small, Cohasset, Massachusetts stone masonry company. Its site states it does hardscaping — stone walls, patios, walkways, steps and outdoor kitchens — including custom on-site stone fabrication, and that it serves greater Massachusetts, Cape Cod and the Islands. The Better Business Bureau lists the company at an A+ grade, with services covering stone, concrete, block, brick and building restoration work.
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1 change recorded — last scanned Sep 18, 2026.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from St John Masonry. Use it to sanity-check bids, then get the real number in writing.
A 12 × 20 patio is 240 sq ft; a 4-ft walkway is 4 sq ft for every foot of length.
Estimated range
$4,500 – $9,000
Typical masonry project around $6,750
