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CSR Concrete Construction describes itself on its website as a Grafton-based concrete contractor, and lists free estimates and 24/7 emergency service among its offers. A 2023 Google customer said CSR replaced their garage floor, fit them onto the schedule in a timely manner, and did the job for a reasonable price.
CSR did a fantastic job replacing my garage floor. They got me on their schedule in a timely manner and got it done within a reasonable price.
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2 changes recorded — last scanned Oct 30, 2026.
Typical New Hampshire range for this kind of work, from regional averages — not a quote from CSR Concrete Construction LLC. 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
$3,600 – $7,200
Typical masonry project around $5,400
