Basement Homes for Sale in Frederick, CO

Homes with a basement in Frederick: the numbers this week

Three numbers frame homes with a basement in Frederick: the median list price ($515K), the price per square foot ($249) and the HOA (median $70 a month). 123 are for sale today from $250K to $6M; everything below comes from this week's listings.

Homes with a basement in Frederick by ZIP code

What the median home with a basement in Frederick costs per month

About homes with a basement in Frederick

The homes with a basement for sale in Frederick 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 Frederick 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 61 home with a basements for sale in Frederick . The count updates the moment a home lists or closes.

Unfinished is the cheapest square footage you will buy in Frederick. 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 Frederick 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 Frederick. And we look for the sump pump, the water line on the wall and the smell.

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 Frederick

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

123 this week, $250K to $6M, median $515K. The grid at the top of this page is the live MLS list and refreshes daily.

What does the median home with a basement in Frederick cost per month?

About $3,920 a month on the median $515K home with a basement with 5 percent down at a 7 percent note rate: $3,255 principal and interest, $236 property tax, $150 insurance, $204 mortgage insurance, $70 HOA. A seller-paid 2-1 buydown cuts year one by $629. More: Can I afford a home now?.

Do homes with a basement in Frederick have HOA fees?

Most do: 75 of 123 sampled carry a monthly fee, median $70. Ask for the budget and the covenants before the inspection. More: HOA fees in Colorado, explained.

How big are the homes with a basement in Frederick?

702 to 6,111 square feet across this week's sample, 3 beds most common. Price per square foot runs $249 at the median.

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

80530 with 69 in this week's sample, then 80504 with 46. More: Colorado Basement Egress Windows: Code and Costs.

What should I check before making an offer on home with a basement in Frederick?

The price per square foot against the other listings on this page ($249 is the median), the days on market, the HOA or metro district if there is one, the sewer line and roof age on older homes, and whether the seller pays a closing-cost credit or a rate buydown. More: Seller concessions for Colorado buyers.

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 Frederick listing. More: What Colorado Homebuyers Want in a Finished Basement .

Can I rent out a basement in Frederick?

A basement with its own entrance, kitchen, egress and a city permit can be rented where Frederick 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 -.