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$430,000 -$20,000 (-4.44%) Price Reduced

  • For Sale
  • Active
  • Single Family
  • 3 Beds
  • 2 Full Baths
  • 1,505 Sq. Ft.
  • 3 Car Garage
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?? Price Improvement = Instant Equity! 21 Knollwood Ct., Cottleville, MO ??? A beautiful custom home that is only 4.5 years old, situated on a rare .5 acre tree-lined cul-de-sac in Cottleville. This newer home is located in the desirable Cottleville community. It is a thoughtfully designed home combining modern upgrades with privacy and convenience. This home is a Craftsman-style home with three bedrooms and two bathrooms on the main level. All bedrooms include upgraded custom closet organizer systems. The primary bedroom includes an en suite. It includes a walk-in closet with custom soft-closed cabinetry and a dual-sink vanity. The Great Room features a vaulted ceiling highlighting the natural stone wood-burning fireplace, creating a warm and welcoming centerpiece. Throughout the home, you will find custom soft corners that are highly desired. The stunning kitchen features a spacious butterfly island, upgraded soft-close custom cabinetry, a convenient pot filler, and an exceptionally designed custom pantry offering exceptional organization and storage. This pantry is so very cleverly designed that your coffee bar is included. This home also features an attic fan. This is something that you do not find in most new homes. The walk-out lower level features 9' ceilings and rough-in plumbing that opens to a private backyard with a peaceful tree-lined backdrop for outdoor living. Perfect for expanding your living space. An oversized three-car garage includes custom extra-large doors and an additional foot of depth, providing ample space for vehicles, additional storage, or hobbies. Extra electrical outlets make seasonal lighting and holiday decor not only functional, but also easy for the homeowner. Enjoy the privacy of a large homesite while conveniently located near major roads, highways, parks, restaurants, shopping, and everyday amenities. This home offers the perfect blend of space, quality craftsmanship, and an unbeatable Cottleville location.

Full Property Details for 21 Knollwood Ct

General

  • Price: $430,000
  • Taxes: $3,438 (2025)
  • Status: Active
  • Type: Single Family
  • Source: MARIS
  • MLS ID: 26002788
  • Updated: 3/19/2026
  • Added to Site: 95 day(s) ago

Interior

  • Number of Rooms: 5
  • Fireplace: Yes
  • Number of Fireplaces: 1
  • Fireplace(s): Wood Burning

Rooms

Bathrooms

  • Total Bathrooms: 2
  • Full Bathrooms: 2
  • Main Floor Baths: 2

Bedrooms

  • Total Bedrooms: 3
  • Bedrooms Main & Up: 3

Parking

  • Garage: Yes
  • Attached garage: Yes
  • Garage Spaces: 3
  • Parking Features: Concrete, Driveway, Enclosed, Garage, Garage Door Opener, Garage Faces Front, Kitchen Level, Lighted, Oversized

Location

  • Area: 412 - Francis Howell Cntrl
  • County: St. Charles
  • Township: Unincorporated
  • Subdivision: Greenwood Acres
  • Driving Directions: From Highway 70, take Mid Rivers Mall Dr. Take Mid Rivers Mall Dr Turn right onto the MO-94 W ramp 0.3 mi, Continue on MO-94 W. Turn right onto Westwood Dr. Turn right onto Countryside Dr 0.2 mi. Countryside Dr. turns into Knollwood Ct. From Highway 40, exit at MO-94 E Turn left onto Westwood. Take a right at Countryside Dr. Countryside Dr. turns into Knollwood Ct. Turn right onto Countryside Dr

School Information

  • High School District: Francis Howell R-III
  • Elementary School: Warren Elem.
  • Middle School: Saeger Middle
  • High School: Francis Howell Central High

Community

  • Assoc. Fees Include: None

Heating & Cooling

  • Cooling Type: Electric
  • Heating Type: Natural Gas

Utilities

  • Sewer: Public Sewer
  • Water: None, Public
  • Utility Description: Electricity Available, Natural Gas Available, Underground Utilities

Structural Information

  • Architectural Style: Craftsman
  • Builder: Eagle Construction & Design
  • Basement: Yes
  • Basement Desc.: Poured Cement (9 Feet or More)
  • Square Feet: 1,505
  • Year Built: 2021

Additional Structures

  • Other Structures: None

Lot Features

  • Lot Size (Acres): 0.52
  • Lot Size (Sq. Ft.): 22,651.2
  • Lot Size Source: Survey
  • Lot Dimensions: See ta x records
  • Frontage: City Street
  • Street/Road Desc.: Concrete, Subdivision
  • Lot Features: Adjoins Wooded Area, Cul-De-Sac, Pie Shaped Lot, Some Trees, Gently Rolling, Level

Financial Considerations

  • Assoc Fee Freq.: Annually
  • Tax Amount: $3,438
  • Tax Year: 2025

Disclosures and Reports

  • Special Conditions: Standard
  • Documents Avail.: Building Plans, Lead Based Paint
  • Disclosures/Reports: None
  • Property ID: 3-121A-4285-00-0021.0000000

Listed by EXP Realty, LLC

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Listing agent

— 21 Knollwood Ct —

  • EXP Realty, LLC

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 21 Knollwood Ct

School District:Francis Howell R-Iii School District
NameGradesDistance
Independence Elementary School
4800 Meadows Pkwy, Saint Charles, MO 63304
K-52.3 mi
Francis Howell Middle School
825 O'Fallon Rd, Saint Charles, MO 63304
6-82.2 mi
Francis Howell High School
7001 Missouri 94, Saint Charles, MO 63304
9-124.6 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 21 Knollwood Ct Get Price Alerts and Save Property

Date
Details
Price
Change
Source
3/18/2026
Price Reduced
$430,000
-4.44%
MLS
3/15/2026
Price Reduced
$450,000
-2.7%
MLS
2/16/2026
Price Reduced
$462,500
-2.61%
MLS
1/15/2026
Listed
$474,900
—
MLS
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 21 Knollwood Ct

Year
Property Taxes
Change
Tax Assessment
Change
2024
$3,064
-6%
$55,688
15%
2022
$3,259
918%
$48,602
911%
2021
$320
9%
$4,809
12%
2020
$294
—
$4,275
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

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Listed by EXP Realty, LLC

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21 Knollwood Court, Cottleville, MO 63304 (MLS# 26002788) is a Single Family property with 3 bedrooms and 2 full bathrooms. 21 Knollwood Court is currently listed for $430,000 and was received on January 15, 2026. Want to learn more about 21 Knollwood Court? Do you have questions about finding other Single Family real estate for sale in Cottleville? You can browse all Cottleville real estate or contact a Coldwell Banker agent to request more information.

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