');
US City Data

Castle Rock vs Longmont

Side-by-side comparison

How does Castle Rock, CO compare to Longmont, CO? Castle Rock has a population of 76,614 with a median household income of $143,031, while Longmont has 98,958 residents and a median income of $89,724. Below you'll find a detailed breakdown of demographics, economy, and housing for both cities.

Population & Demographics
MetricCastle Rock, COLongmont, CODifference
Population76,61498,958-22.6%
Median Age35.840.1-10.7%
Foreign Born %5.4%10.5%-48.6%
Economy
MetricCastle RockLongmontDifference
Median Income$143,031$89,724+59.4%
Unemployment4.5%4.3%+4.7%
Poverty Rate3.8%8.6%-55.8%
Bachelor's+54.9%46.3%+18.6%
Housing
MetricCastle RockLongmontDifference
Home Value$621,700$541,400+14.8%
Median Rent$1946/mo$1755/mo+10.9%
Housing Units27,82442,435-34.4%

Learn More

Castle Rock, CO ProfileLongmont, CO ProfileCost of Living in ColoradoMore ComparisonsCity Rankings