RTH Mechanical Contractors
General contractor in Dover, NH 03820
About this company
RTH Mechanical Contractors is listed as a general contractor at 17 Production Dr in Dover, New Hampshire, in Strafford County. Federal motor carrier records list 4 drivers and 3 trucks for the company. It is one of 26 general contractors in ZIP 03820.
Other construction companies nearby
Marone Building Company498 6th St, Dover
0.4 mi(603) 234-1159
Skovic Construction346 Washington St, Dover
1.9 mi(603) 457-7334
Brox Industries253 Rochester Neck Rd, Rochester
1.9 mi(603) 332-4262
Cloutier Construction20 Tri City Plz unit 0001 #1051, Somersworth
2.0 mi(978) 233-1744
Al Capone General Contractors12 Ash St, Dover
2.1 mi(603) 380-6490
Housing market around ZIP 03820
Figures describe the local area, not this company.
Typical home value$541,000+1.6% past year · +111% in 10 years
Typical rent$2,292+2.4% past year
12-month value outlook+1.4%
New homes permitted, 2025450Strafford 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: Strafford County permitted 450 new homes in 2025, including 166 apartment units. 20% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.