821 Incorrigible Circle, Longmont, CO 80504

• 4 beds |
• 4 baths |
• 4,220 sqft

Property Description

Designed for those who appreciate exceptional architecture, thoughtful design & creative living, this remarkable residence is tucked into one of the quietest pockets of Prospect New Town, Longmont's iconic urban village known for its award-winning architecture, boutique shops, artisan coffee, local dining, parks & walkable streets. Surrounded by mature trees, no neighbors behind, a peaceful setting offering rare privacy, private alley & a detached oversized 3-car garage. Every space was designed with purpose where industrial influences, contemporary finishes & artistic character come together effortlessly. Entertain from the rooftop terrace, host unforgettable evenings around the custom indoor bar or escape to the courtyard featuring a tranquil waterfall pond, mature landscaping & ample seating areas. Above the garage, sits the 1 Bed / 1 Bath (576 Addtl. Sqft) Carriage House featuring its own entrance, kitchen, living area & laundry, offering outstanding flexibility for multi-generational living, private guest accommodations or valuable short/long-term rental income. Three exclusive parking spaces beside the garage make guest access effortless. The primary suite offers a peaceful retreat with a fireplace, spa-inspired bathroom featuring steam shower jets, dual vanities & expansive dual walk-in closets. The spacious secondary bedrooms are filled with natural light while the inviting front porch offers the perfect place to begin or end each day. The finished basement even functions as a private guest suite with living area, kitchenette, bedroom & bathroom. Some homes are built to fit in, this was designed to stand apart. With its rare blend of architectural creativity, functional flexibility, income-producing potential & an unmatched location within Prospect New Town, this is a place where neighbors become friends, community comes naturally & every day is enriched by the beauty that surrounds you. You'll regret not seeing this one! Schedule your private tour today!

Listing Status:

Active

Date Added:

September 11, 2026

Data Last Updated:

October 5, 2026 at 6:09AM

Listing Office:

NextHome Aspire : mike@nhaspireco.com,303-877-2082

Listing Agent:

Michael Nirk :

Contact:

mike@nhaspireco.com,303-877-2082

MLS ID:

9560556

Interior

• General: Audio/Video ControlsBuilt-in FeaturesCeiling Fan(s)Central VacuumEntrance FoyerGranite CountersHigh CeilingsHigh Speed InternetIn-Law FloorplanKitchen IslandOpen FloorplanPantryPrimary SuiteRadon Mitigation SystemSmoke FreeSound SystemUtility SinkWalk-In Closet(s)Wet BarWired for Data
• Appliances: Bar FridgeConvection OvenCooktopDishwasherDisposalDryerGas Water HeaterMicrowaveOvenRefrigeratorSump PumpWasher
• Basement: FinishedFullSump PumpUnfinished
• Flooring: CarpetConcrete
• A/C: Central Air
• Heating: Forced AirNatural Gas
• Fireplace: Family RoomGasInsertPrimary BedroomFireplaces: 2

Exterior

• General: BalconyBarbecueGardenLightingPrivate YardRain GuttersWater Feature
• Other Structures: RooftopFront PorchPatioCovered
• Parking: ConcreteDry WalledExterior Access DoorGuestInsulatedLightedOversized

Construction

• Roofing: Metal
• Windows: Egress WindowsWindow Coverings
• General: FrameThree Or MoreStructural

Location

• HOA Amenities: ParkParkingPlaygroundTrail(s)Reserve FundSnow Removal110.0Monthly
• Originating MLS: REcolorado
• School District: St. Vrain Valley RE-1J
• County: Boulder

Lot

• Zoning: R0141170
• Fencing: Full

Utilities

• Utilities: Cable AvailableElectricity ConnectedInternet Access (Wired)Natural Gas ConnectedPhone Available
• Water: Public
• Sewer: Public Sewer

Financial

• Source: REcolorado