Capstone Mechanical
HVAC contractor in Portsmouth, NH 03801
About this company
Capstone Mechanical is listed as an HVAC contractor at 755 Banfield Rd in Portsmouth, New Hampshire, in Rockingham County. Federal motor carrier records list 4 drivers and 4 trucks for the company. It is one of 9 HVAC companies in ZIP 03801.
Other HVAC companies nearby
S. G. Torrice Company115 Heritage Ave, Portsmouth
0.6 mi(603) 373-6951
Berry & Jones Plumbing and Heating, Inc.35 Garfield Rd, Portsmouth
1.2 mi(603) 430-8577
Townsend Energy225 Greenleaf Ave, Portsmouth
1.4 mi(603) 379-3655
Petro Home Services225 Greenleaf Ave, Portsmouth
1.4 mi(603) 379-3655
Perry Plumbing & Heating, Inc.21 Autumn Pond Park, Greenland
1.6 mi(603) 430-8581
Housing market around ZIP 03801
Figures describe the local area, not this company.
Typical home value$802,000+3.5% past year · +96% in 10 years
Typical rent$2,976+2.6% past year
12-month value outlook+1.4%
New homes permitted, 20251,876Rockingham County
Days to sale agreement14Boston metro · 15 a year ago
Listings with a price cut23.7%Boston metro
Sale price vs list101.3%Boston metro
New construction sales302Boston metro, Aug · +23% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Rockingham County permitted 1,876 new homes in 2025, including 711 apartment units. 13% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.