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Castle Rock, CO

High Pressure

Living in Castle Rock, CO costs about 42% more than the national average (Cost Index: 142). Housing is the main driver — the typical home value of $621,700 is well above the $303,400 US median. The local median household income is $143,031, which helps frame the place-side housing burden.

Castle Rock already reads as a high-pressure housing market, with 16% rent burden, 4.3x home-price-to-income, and a housing index of 205. Treat this page as a stress test for rent, mortgage, and tax burden before assuming the move works.Data Sources: U.S. Census Bureau ACS 2023 · BEA RPP 2023 · Zillow ZHVI

Data Updated: March 2026
Housing Feasibility Verdict
Stretch

Based on your household income, housing mode, local rent, home value, property tax, and mortgage assumptions for Castle Rock.

Monthly Housing
$1,946/mo
Lower of rent or buy scenario
Housing Burden
16%
Healthy
Residual Cash
$9,473/mo
After housing and debt · $3,158/person
Rent vs Buy
Buying can be tested
Main pressure: everyday costs
Assumptions
Housing Mode
Confidence: MediumHome source: ACSRent source: ACSBEA proxy: msaHousehold size: 3Down payment: 20%Fixed burden: 21%
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Cost Index
142
Very Expensive
Based on housing costs · See methodology
Median Home Value
$621,700
Source: Census ACS
National: $303,400
Median Rent
$1,946/mo
Source: Census ACS
National: $1,348/mo
Household Income
$143,031
National: $78,538
Population
76,614
Purchasing Power
128
100 = national baseline

Cost of Living Breakdown

Each index uses 100 as the US national average. A score of 150 means 50% more expensive; 80 means 20% cheaper.

Housing Cost Index
205 / 100
~2.0x more expensive
Rent Index
144 / 100
44% above average
Goods & Groceries
101 / 100
About the same as most US cities
Utilities
88 / 100
12% lower utility bills
Healthcare & Services
99 / 100
In line with national average
Overall Index
142
Very Expensive · 42% above average

Castle Rock Mortgage Calculator

Pre-filled with the local median home value of $621,700 and Colorado's property tax rate of 0.51%.

Household Housing Budget

Local median household income is shown only as a place-side affordability input. Personal salary, filing status, and take-home pay analysis belong in salary.city.

Local Household Income
$143,031
Census ACS place context
Rent Burden Estimate
16%
Typical annual rent / local household income
Home Price to Income
4.3x
Typical home value / local household income
Use this section to judge whether Castle Rock looks structurally manageable for a household budget. For a specific job offer, filing status, payroll taxes, or salary equivalence across cities, run the income-side decision in salary.city.

Property Tax in Castle Rock, CO

Est. Annual Property Tax
$3,171
Monthly Impact
$264
Added to your mortgage
Effective Rate
0.51%
National avg: ~1.00%

Colorado Place Tax Context

Tax TypeColoradoNational Avg
Property Tax Rate0.51%1.00%
Top Income Tax Rate4.4%~5.0%
State Sales Tax7.79%~5.0%

Compare Castle Rock to Another City

Compare place-side costs such as housing, rent, groceries, utilities, services, and tax context.

Cost of Living Comparison

Compare place-side housing, rent, goods, services, and utility pressure between cities.

Castle Rock, CO
142
144
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Cost Index Comparison (100 = National Avg)

Housing CostsNational Avg: 100
Castle Rock, CO: 205
Rent Prices
144

FAQ: Living in Castle Rock

Is Castle Rock, CO an expensive place to live?+

Yes — Castle Rock is about 42% more expensive than the national average, with an overall Cost Index of 142. Housing is the biggest factor: the typical home here is valued around $621,700, and monthly rents average roughly $1,946. Day-to-day costs like groceries and utilities tend to run closer to the national norm.

How does Castle Rock fit a household housing budget?+

Start with housing. Typical monthly rent is $1,946, while local median household income is $143,031. That implies a rent-burden proxy of about 16% before utilities and other costs. For a specific job offer, filing status, or take-home pay scenario, use salary.city.

How much are taxes in Castle Rock, CO?+

Colorado has a progressive state income tax with a top rate of 4.4%. The effective property tax rate is 0.51%. On a home worth $621,700, that translates to roughly $3,171 per year in property taxes. Sales tax (state + local) averages around 7.79% on everyday purchases.

How much does it cost to rent in Castle Rock, CO?+

The typical monthly rent in Castle Rock is around $1,946. That's about 44% higher than the $1,348 national median. For comparison, the median home value here is $621,700, so buyers should also factor in mortgage payments, property taxes, and insurance.

How much does a house cost in Castle Rock, CO?+

The median home in Castle Rock is valued at $621,700. With 20% down and a 6.5% mortgage rate, you'd be looking at roughly $3,144/month for principal and interest alone — before property taxes and insurance. About 79% of residents here own their homes.

Are groceries and utilities expensive in Castle Rock?+

Grocery prices in Castle Rock are about average compared to the rest of the US (index: 101, where 100 is the national average). Utility bills (electricity, gas, water) are below average (index: 88). Overall, these everyday costs shouldn't cause major surprises if you're moving from another similarly-sized US city.

What is Castle Rock, CO like to live in?+

Castle Rock is a smaller city with a population of about 76,614. The median age of residents is 35.8, which is close to the national median. The local poverty rate is 3.75%, well below the national average of 12.4%.

Lower-Pressure Alternatives in Colorado

If Castle Rock feels tight, start with these same-state cities that look easier on rent burden or buy-side pressure.

Higher-Pressure Comparisons in Colorado

Use these city pages when you want to compare Castle Rock against tougher same-state markets before deciding whether the current city is already a stretch.

LC
Reviewed by LivabilityCalc Research Team
Financial Data Analysts · Census & Economic Data Specialists
Data Sources & Methodology
  • Real Estate & Housing: Zillow Home Value Index (ZHVI, Smoothed & Seasonally Adjusted) and Zillow Observed Rent Index (ZORI). Structural fallback utilizes U.S. Census Bureau ACS 5-Year Estimates.
  • Goods, Utilities & Services: U.S. Bureau of Economic Analysis (BEA) Metropolitan Area Regional Price Parities (MARPP), incorporating verified State Nonmetropolitan averages.
  • Mortgage Rates: Freddie Mac 30-Year Fixed Rate Mortgage Average in the United States (PMMS) via Federal Reserve Economic Data (FRED).
  • Tax Context: State-level property, sales, and income-tax context used for place-side relocation planning. Personal take-home pay and offer analysis are handled by salary.city.
  • Index Methodology: Weighting matrix derived from Bureau of Labor Statistics (BLS) Consumer Expenditure Surveys (CEX) distributional models. Baseline standardized at 100. (Read methodology details)
Last data update: March 2026 · Mortgage rates updated monthly