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Mortgage Calculator &
Closing Costs: Boulder, CO

Mortgage payment estimates, closing cost breakdowns, and homebuying data for Boulder, Colorado.

Median Home Price
$850K
Population
106K
Avg Monthly Rent
$2,250
Property Tax Rate
0.51% *
* Property tax shown is the Colorado state average effective rate. Actual rates vary by county, city, and school district — check with your local assessor for exact rates in Boulder.
Boulder vs Colorado Median
The median home price in Boulder is $850,000, which is 63% above the Colorado state median of $520,000.

Mortgage Calculator — Boulder, CO

Pre-filled with Boulder median home price and Colorado tax/insurance rates. Adjust for your property.

$
$170,000
%
%
years
CO avg
%
$
Monthly Payment (PITI)
$4,926
Principal + Interest + Tax + Insurance + PMI
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Principal & Interest
$4,298
per month
Taxes & Insurance
$628
per month
Total Interest Paid
$867K
over 30 years
Total Loan Cost
$1.5M
all payments
Payment Breakdown
Loan Amount$680,000
Principal & Interest$4,298
Property Taxes$361
Homeowners Insurance$267
Total Monthly PITI$4,926

Closing Costs — Boulder, CO

Estimated closing costs based on Colorado rates and fees applied to Boulder prices.

$
%
Colorado: Avg closing costs 1.4% of price. Transfer tax: 0.01%.
Estimated Closing Costs
$20,274
2.4% of purchase price
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Lender Fees
$6,545
origination, underwriting
Third-Party
$5,700
appraisal, title, inspection
Government Fees
$85
transfer taxes, recording
Prepaids + Escrow
$7,944
taxes, insurance, interest
Itemized Costs
Loan Origination (0.8%)$6,120
Underwriting Fee$350
Credit Report$75
Appraisal$550
Home Inspection$450
Title Search + Insurance$4,550
Recording Fee$150
Transfer Tax$85
Prepaid Taxes (3 mo)$1,084
Prepaid Insurance (12 mo)$3,200
Prepaid Interest (15 days)$2,043
Escrow Reserves$1,617
Total Closing Costs$20,274

Monthly Payment Scenarios — Boulder

Three down payment scenarios for a $850K home using Colorado's 0.51% tax rate and $3,200/yr insurance.

5% Down
$6,203/mo
Down: $42,500
Loan: $808K
P&I: $5,104
Tax: $361
Insurance: $267
PMI: $471
10% Down
$5,909/mo
Down: $85,000
Loan: $765K
P&I: $4,835
Tax: $361
Insurance: $267
PMI: $446
20% Down (No PMI)
$4,926/mo
Down: $170,000
Loan: $680K
P&I: $4,298
Tax: $361
Insurance: $267

Income needed (28% rule): $211K/year with 20% down, $253K/year with 10% down.

Rent vs Buy in Boulder

Rent
$2,250/mo
vs
Buy (10% down)
$5,909/mo
Price-to-rent ratio: 31.5At a ratio above 20, renting may be more economical in Boulder for shorter stays. Buying costs $3,659 more per month than renting, and it typically takes 5-7 years to break even on the transaction costs of buying.

Run a detailed Rent vs Buy analysis →

Buying a Home in Boulder, Colorado

The median home price in Boulder is $850,000, 63% above the Colorado state median of $520,000. With a population of 105,673, Boulder is a mid-size city where home prices reflect strong demand and local economic factors.

Property taxes in Colorado average 0.51% annually. This low property tax rate is a significant advantage for Boulder buyers, keeping your monthly costs well below what you'd pay in higher-tax states. Homeowners insurance in Colorado runs approximately $3,200 per year. Insurance costs are notably high — factor this into your monthly budget.

Average rent in Boulder is $2,250/month. With a price-to-rent ratio above 20, renting could be more economical in the short term — use our Rent vs Buy calculator to model your specific timeline.

Boulder is a higher-cost market. At $850K median, buyers need significant savings or strong income. Down payment assistance through Colorado's CHFA Down Payment Assistance program becomes especially important.

Run a Rent vs Buy analysis
Compare total costs of renting vs buying in Boulder.
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