Taxes in Castle Rock, Colorado
Complete tax guide for Castle Rock, CO. State income tax up to 4.4%, 0.51% property tax, 5.24% sales tax. Calculate your total tax burden.
State Income Tax
4.4%
Colorado
Property Tax
0.51%
Effective rate
Sales Tax
5.24%
Combined rate
Tax Burden
Moderate
Castle Rock, CO Tax Overview
Population
73,158
Median Income
$63,500
Cost of Living
98.6 (100 = avg)
State Income Tax
4.4%
Median Home Price
$510,000
Castle Rock Tax Calculator
Pre-filled with Castle Rock median: $63,500
Total Tax Burden in Castle Rock
$13,236
Take-Home: $50,264 · Effective Rate: 20.84%
Federal Tax
$5,584
8.79% eff.
CO State
$2,794
4.40% eff.
FICA
$4,858
7.65% eff.
Take-Home
$50,264
79.16% kept
Tax Breakdown
| Item | Annual | Monthly |
|---|---|---|
| Gross Income | $63,500.00 | $5,291.67 |
| Federal Income Tax | -$5,584.00 | -$465.33 |
| Colorado State Tax | -$2,794.00 | -$232.83 |
| Social Security (6.2%) | -$3,937.00 | -$328.08 |
| Medicare (1.45%) | -$920.75 | -$76.73 |
| Take-Home Pay | $50,264.25 | $4,188.69 |
Property Tax in Castle Rock
Median Home
$510,000
Annual Tax
$2,601
Monthly Tax
$217
Effective Rate
0.51%
Sales Tax in Castle Rock
Combined Rate
5.24%
State Portion
~2.7%
Local Portion
~2.5%
The combined sales tax rate in Castle Rock is 5.24%, which is below the national average of 7.12%. On a $100 purchase, you would pay $5.24 in sales tax.
Tax Burden Comparison
| Tax Type | Castle Rock | Colorado Avg | National Avg |
|---|---|---|---|
| Income Tax | 4.4% | 4.4% | 4.6% |
| Property Tax | 0.51% | ~0.51% | 1.1% |
| Sales Tax | 5.24% | ~5.24% | 7.12% |
| Overall Burden | Moderate | — | Moderate |
Tax Saving Tips for Castle Rock Residents
- Colorado's income tax rate of 4.4% is competitive. You may still benefit from maximizing 401(k) contributions ($23,500 limit) to reduce your taxable income at both state and federal levels.
- Property tax in Castle Rock (0.51%) is below the national average of 1.1%. This makes homeownership more affordable here relative to property tax burden.
- Use a Health Savings Account (HSA) if eligible. Contributions are tax-deductible ($4,300 individual, $8,550 family), growth is tax-free, and withdrawals for medical expenses are tax-free.
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HighCalculate Your Full Colorado Tax Burden
See detailed state tax brackets, FICA breakdown, and compare to neighboring states.
Frequently Asked Questions
What are the tax rates in Castle Rock, CO?
Castle Rock, Colorado has a state income tax rate up to 4.4%. The property tax rate is 0.51% and the combined sales tax rate is 5.24%.
How much is property tax in Castle Rock?
The effective property tax rate in Castle Rock is 0.51%. On the median home price of $510,000, this equals approximately $2,601 per year or $217 per month. This is below the national average of 1.1%.
What is the sales tax rate in Castle Rock?
The combined sales tax rate in Castle Rock is 5.24%, which includes both state and local components. This is below the national average combined rate of approximately 7.12%.
How does Castle Rock's tax burden compare to other cities?
Castle Rock has a moderate overall tax burden. The effective total tax rate for a median-income household is approximately 25.2%. The combination of 4.4% state income tax, 0.51% property tax, and 5.24% sales tax determines the total burden. Cost of living index is 98.6 (100 = national average).
Are there any local taxes in Castle Rock?
Castle Rock does not impose a separate local or city income tax. Residents pay the state income tax of 4.4%, federal income tax, and FICA (Social Security and Medicare).