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$1,685,000 New to Website

  • For Sale
  • Active
  • Single Family
  • 5 Beds
  • 3 Full Baths
  • 2 Partial Baths
  • 5,572 Sq. Ft.
  • 3 Car Garage
  • Updated 9 hours ago

Next open house:

Open House: 11:00 AM - 1:00 PM

Sunday 4/19 11:00 AM - 1:00 PM

821 Incorrigible Cir,Longmont, CO 80504

821 Incorrigible CirLongmontCO80504

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Beautiful contemporary residence offering 4 bedrooms and 4 baths, blending bold design with modern functionality. From the moment you enter, the inlaid mosaic flooring accent and soaring ceilings will be sure to grab your attention. Custom-colored acrylic floors, washed in natural light and a dramatic steel staircase, wrapped in windows, create a gallery-like aesthetic while the open-concept layout invites effortless living and entertaining. The chef's kitchen features imported cabinetry, granite countertops, an oversized island with seating and storage, and a suite of premium appliances. The second-level primary suite offers a private retreat with fireplace, dual walk-in closets, a spa-inspired bath complete with radiant heated floors and an oversized steam shower. Two additional bedrooms and a full bath complete the 2nd level. One level above, an expansive rooftop deck and enclosed wet bar create a true indoor-outdoor living experience. Thoughtfully appointed, home includes dual HVAC systems, 2 water heaters, central vacuum, a whole-house Sonos system and smart home features including Nest security and climate control. The finished basement provides flexible space for additional living, work, or recreation. A detached carriage house studio apartment offers exceptional versatility-ideal for guests, a private office, or an income-producing rental opportunity. Outdoors, a private patio and tranquil backyard create a quiet escape. Sitting on a peaceful street across from a park enhances both privacy and livability. The detached 3-car garage with a hydraulic car lift plus additional parking, ensures space for vehicles and guests. Located in one of Longmont's favorite communities, Prospect offers a vibrant, design-forward lifestyle with walkability to restaurants, shops, and so much more. Distinctive, expressive, and truly one of a kind, this residence is for the buyer who values architecture, creativity, and a home that leaves a lasting impression.

Full Property Details for 821 Incorrigible Cir

General

  • Price: $1,685,000
  • HOA FEE: $110/month
  • Taxes: $8,565 (2025)
  • Status: Active
  • Type: Single Family
  • Source: IRES
  • MLS ID: 1056681
  • Updated: 4/18/2026
  • Added to Site: 3 day(s) ago

Interior

  • Interior Features: Eat-In Kitchen, Open Floorplan, Walk-In Closet(s), Wet Bar, Washer/Dryer Hookup, Steam Shower
  • Fireplace: Yes
  • Fireplace(s): Gas, Living Room, Bedroom
  • Appliances: Gas Range, Dishwasher, Refrigerator, Bar Fridge, Washer, Dryer, Microwave, Disposal, Fire Alarm
  • Flooring: Wood

Rooms

Bathrooms

  • Total Bathrooms: 5
  • Full Bathrooms: 3
  • 3/4 Bathrooms: 1
  • Half Bathrooms: 1

Bedrooms

  • Total Bedrooms: 5

Exterior

  • Exterior Features: Sprinkler System, Oversized Garage, Carriage House
  • Porch/Patio/Deck: Patio, Deck

Parking

  • Garage: Yes
  • Garage Spaces: 3
  • Parking Features: Garage Door Opener, Detached
  • Garage Description: Detached

Location

  • Area: Longmont
  • County: Boulder
  • Subdivision: Wallace Add Flg 2

School Information

  • School District: ST Vrain Dist RE 1J
  • Elementary School: Flagstaff Academy
  • Middle School: Altona
  • High School: Niwot

Community

  • Association: Yes
  • Assoc. Name: Prospect Advance HOA
  • Assoc. Fees Include: Common Amenities, Snow Removal, Exterior Maintenance

Heating & Cooling

  • Cooling Type: Central Air
  • Heating Type: Forced Air

Utilities

  • Gas: Yes
  • Gas: Xcel
  • Water: City
  • Utility Description: Natural Gas Available, High-Speed Internet Available

Structural Information

  • Architectural Style: Includes Rental Unit, Contemporary
  • Construction: Frame, Stucco
  • Exterior Const.: Frame, Stucco
  • Basement: Yes
  • Basement Desc.: Built-In Radon, Sump Pump
  • Roof: Composition, Metal
  • Windows: Window Coverings
  • Square Feet: 5,572
  • Sq. Ft. Source: Assessor
  • Living Area: 5,572 Sq. Ft.
  • Year Built: 2001

Lot Features

  • Property View: Mountain(s)
  • Mountain views: Yes
  • Lot Size (Acres): 0.12
  • Lot Size (Sq. Ft.): 5,443
  • Frontage: City Street
  • Fence: Yes
  • Lot Features: Paved, Curbs, Sidewalks
  • Potential Use: Single-Family, Additional Units
  • Zoning: RES
  • Fencing (Description): Partial

Green Features

  • Energy Efficient: Windows

Financial Considerations

  • Association Fee: Yes
  • Association Fee: $110
  • Assoc Fee Freq.: Monthly
  • Tax Amount: $8,565
  • Tax Year: 2025
  • Terms: Cash, Conventional

Disclosures and Reports

  • Special Conditions: Private Owner
  • Exclusions: Seller's Personal Property, Any Staging Items, Electric Car Lift (negotiable)
  • Property ID: R0141170

Listed by Compass - Boulder (303) 487-5472

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Listing agents

— 821 Incorrigible Cir —

  • Compass - Boulder

    303-487-5472

  • Compass - Boulder

    303-487-5472

7207459962

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 821 Incorrigible Cir

School District:St. Vrain Valley School District Re 1j
NameGradesDistance
Burlington Elementary School, Longmont, CO
1051 South Pratt Parkway, Longmont, CO 80501
PK-50.6 mi
Sunset Middle School
1300 South Sunset Street, Longmont, CO 80501
6-80.9 mi
Niwot High School
8989 Niwot Road, Niwot, CO 80503
9-123.1 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 821 Incorrigible Cir Get Price Alerts and Save Property

Date
Details
Price
Change
Source
4/16/2026
Listed
$1,685,000
32.16%
MLS
4/28/2022
Sold
$1,275,000
—
Public Record
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.

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NMLS#: 1598647

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Listed by Compass - Boulder (303) 487-5472

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821 Incorrigible Cir, Longmont, CO 80504 (MLS# 1056681) is a Single Family property with 5 bedrooms, 3 full bathrooms and 2 partial bathrooms. 821 Incorrigible Cir is currently listed for $1,685,000 and was received on April 16, 2026. Want to learn more about 821 Incorrigible Cir? Do you have questions about finding other Single Family real estate for sale in Longmont? You can browse all Longmont real estate or contact a Coldwell Banker agent to request more information.

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