Castle Pines Basement Homes for Sale

Homes with a basement in Castle Pines: the numbers this week

What $999K buys among homes with a basement in Castle Pines this week: the median home with a basement at 3,851 square feet, $285 a foot. 79 in all, $640K to $3.95M; the price bands, bedrooms, ZIP codes, monthly cost and the questions buyers ask are below.

What the median home with a basement in Castle Pines costs per month

About homes with a basement in Castle Pines

The homes with a basement for sale in Castle Pines above are every MLS listing with a basement: finished basements, unfinished basements, walkout basements, garden-level basements and partial basements. Buyers searching basement homes in Castle Pines also search homes with a finished basement, walkout basement homes, homes with a basement apartment, homes with a mother-in-law suite downstairs and homes with a basement bedroom, and this page carries all of them. As of September 28, 2026 this page shows 81 home with a basements for sale in Castle Pines with a median list price of $1,201,937 and an average of $296 per square foot. The count updates the moment a home lists or closes.

Unfinished is the cheapest square footage you will buy in Castle Pines. It appraises low and finishes for $40 to $80 a square foot, which is less than the same space costs upstairs.

Walkout basements open to grade on a sloped lot and bring in light and a second entrance. They carry a premium in Castle Pines and make the best rental or in-law suites.

Garden level sits half above grade with full-size windows. More light than a standard basement, less separation than a walkout.

Egress, radon and water. A basement bedroom needs an egress window. Colorado sits on uranium-rich soil, so we test radon on every basement home in Castle Pines. And we look for the sump pump, the water line on the wall and the smell.

Get pre-approved and know the finished-basement price bump in Castle Pines runs $30,000 to $80,000 on the same floor plan.

Tour with a Kenna agent, 7 days a week. We open the mechanical room, check the egress windows and ask for the permit history.

Inspect the basement hard. Radon test, sewer scope, foundation walls, sump pump and the grading outside. Expansive Front Range soils move basements.

Questions people ask about homes with a basement in Castle Pines

How many homes with a basement are for sale in Castle Pines right now?

79 this week, $640K to $3.95M, median $999K. The grid at the top of this page is the live MLS list and refreshes daily.

Can I buy homes with a basement in Castle Pines with a low down payment?

Yes. Colorado down-payment assistance works at a 620 credit score, FHA takes 3.5 percent down, VA zero where the buyer qualifies, and a seller credit covers closing costs. On the median $999K home with a basement that is $34,965 down at 3.5 percent. More: Can I afford a home now?.

Do homes with a basement in Castle Pines have HOA fees?

Most do: 54 of 79 sampled carry a monthly fee, median $141. Ask for the budget and the covenants before the inspection. More: HOA fees in Colorado, explained.

Which ZIP code has the most homes with a basement in Castle Pines?

80108 with 79 in this week's sample. More: Colorado Basement Egress Windows: Code and Costs.

What is the median price of homes with a basement in Castle Pines?

$999K at list this week, for a median 3,851 square feet, $285 a square foot. Compare two on the per-foot number and the condition before the list price. More: Can I afford a home now?.

How big are the homes with a basement in Castle Pines?

1,772 to 10,215 square feet across this week's sample, 5+ beds most common. Price per square foot runs $285 at the median.

Does a finished basement count in the square footage?

Appraisers count it separately as below-grade square footage and value it at less per foot than the main floor. The MLS lists total and finished square feet; we show you both on every Castle Pines listing. More: What Colorado Homebuyers Want in a Finished Basement .

Can I rent out a basement in Castle Pines?

A basement with its own entrance, kitchen, egress and a city permit can be rented where Castle Pines zoning allows an accessory unit. We check the zoning and the HOA before you count on the income. More: Rent Out Your Home Instead of Selling in Today's Market – Kenna Real Estate Can Help -.