Post Builders
Home builder in Janesville, WI 53546
About this company
Post Builders is listed as a home builder at 4321 Saratoga Dr in Janesville, Wisconsin, in Rock County. It is one of 33 general contractors in ZIP 53546.
Other construction companies nearby
Amwood Homes, Inc.2017 N Harmony Town Hall Rd, Janesville
0.5 mi(608) 756-2989
Wellnitz and Sarow Builders4700 Dresser Dr Ste 150, Janesville
0.7 mi(608) 752-6985
Diversified Construction Of Wisconsin, Inc.1611 Excalibur Dr, Janesville
0.9 mi(608) 352-3042
Fanning Excavating Inc2930 N Harmony Town Hall Rd, Janesville
1.2 mi(608) 754-6100
Golden Hands Home Improvements LLC1528 Primrose Ln, Janesville
2.4 mi(262) 475-6408
Housing market around ZIP 53546
Figures describe the local area, not this company.
Typical home value$324,000+5.6% past year · +113% in 10 years
12-month value outlook+4.2%
Days to sale agreement8Janesville metro · 11 a year ago
New homes permitted, 2025388Rock County
Listings with a price cut27.6%Janesville metro
Sale price vs list100.7%Janesville metro
New construction sales16Janesville metro, Aug · −30% 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: Rock County permitted 388 new homes in 2025, including 16 apartment units. 18% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.