Thatcher Mechanical Heating and Air Conditioning
HVAC contractor in Sandwich, IL 60548
About this company
Thatcher Mechanical Heating and Air Conditioning is listed as an HVAC contractor at 2421 Griswold Springs Rd Unit C in Sandwich, Illinois, in DeKalb County. It is one of 4 HVAC companies in ZIP 60548.
Other HVAC companies nearby
Just In Time Heating, Air Conditioning & Plumbing Services485 Duvick Ave, Sandwich
0.6 mi(815) 570-4074
All Service Heating & Cooling1105 W Jones St, Plano
2.0 mi(630) 859-1090
Tri-County Heating & Air Cond875 Piper Way, Sandwich
3.1 mi(815) 786-7000
All Service Heating & Air Conditioning900 Vincent Dr, Sandwich
3.2 mi(630) 859-1090
Zebra Plumbing Services3902 Turner Ave, Plano
4.9 mi(630) 552-9250
Housing market around ZIP 60548
Figures describe the local area, not this company.
Typical home value$323,000+4.8% past year · +107% in 10 years
12-month value outlook+2.2%
Days to sale agreement14Chicago metro · 12 a year ago
New homes permitted, 2025264DeKalb County
Listings with a price cut27.5%Chicago metro
Sale price vs list100.5%Chicago metro
New construction sales546Chicago metro, Aug · −2% 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: DeKalb County permitted 264 new homes in 2025, including 18 apartment units. 22% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.