Quick answer
The median home in Boulder costs $1200K. With 20% down ($240K) at 7% for 30 years, the monthly payment is $6,387/month. Total interest paid over 30 years: $1,339,285.
Calculator · CO · 2026
Mortgage Calculator for Boulder, CO (2026)
Pre-filled with Boulder's median home price of $1200K. Compare payments across down payment sizes and loan terms at the current 7.0% baseline rate.
Last updated: April 23, 2026
Boulder Mortgage Payment Scenarios
Median home price: $1200K · Interest rate: 7% · Excludes property taxes and insurance.
| Down Payment | Down ($) | Loan Amount | 30-yr/mo | 15-yr/mo | Total Interest (30yr) |
|---|---|---|---|---|---|
| 5% | $60,000 | $1,140,000 | $7,584 | $10,247 | $1,590,401 |
| 10% | $120,000 | $1,080,000 | $7,185 | $9,707 | $1,506,696 |
| 20% | $240,000 | $960,000 | $6,387 | $8,629 | $1,339,285 |
PMI required for <20% down — add ~$100–300/month to payments above.
Rent vs Buy in Boulder
Monthly cost comparison based on median prices — 20% down, 30-year mortgage at 7%.
Buying (median home)
+ builds equity in $1200K asset
Renting (2-bedroom)
Flexibility to move; no equity built
Amortization Over Time
$1200K home · 20% down ($960K loan) · 7% · 30 years
Year 1
Year 15
Year 30 (Final)
Frequently Asked Questions
What is the monthly mortgage payment for a home in Boulder?
The median home price in Boulder is $1200K. With 20% down and a 30-year loan at 7%, the monthly payment is $6,387. Adding estimated property taxes and insurance brings total monthly costs to approximately $7,587.
Is it cheaper to rent or buy in Boulder?
A 2-bedroom rental in Boulder averages $2,400/month. Buying the median $1200K home with 20% down costs approximately $7,587/month (mortgage + taxes + insurance) — $5,187 more than renting. However, buying builds equity while renting does not.
How much do I need to earn to buy a home in Boulder?
Using the 28% housing rule, you need at least $274K–325K in annual gross income to comfortably afford the median $1200K home in Boulder with 20% down. You also need $240K+ saved for the down payment plus 2–5% in closing costs.
What are property taxes like in Boulder?
CO has a state income tax rate of 4.4%. Property taxes vary by county but on a $1200K home, expect $1,000–$2,000/month in property taxes (1–2% annual rate). This is in addition to your mortgage payment.