The New Castle, CO employment information can be a key indicator when searching for a new job. A good indicator of the strength of the job market is the income per capita and the median household income. The income per capita in New Castle is $30,468, which is 8% lower than than the Colorado average and 2% higher than than the national average. The median household income is $84,375, which is 35% higher than than the Colorado average and 53% higher than than the national average. The unemployment rate in New Castle is 3%, which is 33% lower than than the national average. The poverty rate in New Castle is 3% which is 79% lower than than the national average.