Excavation and demolition companies in Columbia, NJ 07832
1 excavation and demolition companies, with local market data for this ZIP.
General contractors 6Remodeling 2Concrete and masonry 1Other construction trades 1HVAC 1Excavation and demolition 1Carpentry, drywall and windows 1Electricians 1
Area profitability, excavation and demolition60 / 100Strong market, crowded field
Typical home value$458,000+2.1% in the past year
New homes permitted, 2025335Warren County
Homeowners90.6%1,345 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
John Osmun Excavating IncExcavation contractor · 77 Lime Kiln Rd, Columbia(908) 459-4404 · 2 drivers, 2 trucks
Excavation and demolition in ZIP 07832 at a glance
Local building angle: Warren County permitted 335 new homes in 2025, including 39 apartment units. 8% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.