Central City, Iowa. Central City is a city in Linn County, Iowa, United States. The population was 1,257 at the 2010 census. It is part of the Cedar Rapids Metropolitan Statistical Area.
For a 1,000 square foot home, the cost of an HVAC system is $6,000 to $12,000, including a new furnace, air conditioning unit, and ductwork. For larger homes and more complex setups, however, the price could be significantly higher. For central air-conditioning, you'll pay $3,000 to $5,000 and up for a 2,000 square foot home. A new furnace in a central heating system costs $2,500 to $7,500 or more. If you don't need ductwork, the cost of a new heating and cooling system can be significantly decreased.
Typically, installing a geothermal heating and cooling system costs $2,000-$4,000 more than installing a new HVAC system with ductwork, or around $7,000-$10,000 total. With 30-60 percent energy savings, all costs associated with building a geothermal heating and cooling system are recovered in 5-10 years.