Barnhart Construction LLC
Construction company in Alton, IL 62002
About this company
Barnhart Construction LLC is listed as a construction company at 1328 Central Ave in Alton, Illinois, in Madison County. It is one of 11 general contractors in ZIP 62002.
Other construction companies nearby
Campbell’s Construction & Restoration907 E Broadway St, Alton
0.8 mi(618) 406-5409
Buffalo Jump Design119 Market St, Alton
1.0 mi(888) 959-2303
J.S. Handyman and Construction2701 Salu St, Alton
1.4 mi(618) 610-2949
Rob's Concrete3312 Mayfield Ave, Alton
1.7 mi(618) 978-5222
Quickdraw Construction Disbursing2600 State St Ste D, Alton
1.8 mi(618) 466-1029
Housing market around ZIP 62002
Figures describe the local area, not this company.
Typical home value$117,000+3.5% past year · +55% in 10 years
Typical rent$1,004+4.8% past year
12-month value outlook+2.0%
New homes permitted, 2025435Madison County
Days to sale agreement11St. Louis metro · 8 a year ago
Listings with a price cut29.2%St. Louis metro
Sale price vs list100.1%St. Louis metro
New construction sales128St. Louis metro, Aug · −14% 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: Madison County permitted 435 new homes in 2025, including 60 apartment units. 9% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.