Residential · Active

731 County 121 Road

Walsenburg, CO 81089

3 Beds · 4 Baths · 7,100 Sq Ft

$3,999,999

Single Family

Property Type

1,350 acres

Lot Size

2014

Year Built

$563

Price per Sq Ft

3

Parking Spaces

4855268

MLS #

About This Property

The Flying D Ranch features a beautiful custom home, 1 of CO’s largest private aircraft hangars & the state’s longest private paved runway. Boasting unmatched mountain views, the home features: 30’ ceilings; abundant natural light; hardwood & marble floors; 30’ custom stone fireplace; river stone accents, custom crown moldings & handcrafted mosaics; antique lights & bath furniture; artisanal sinks; stained-glass window features; custom double entry door; Amish-crafted gutters & more. A 25x30 loft & leads to an observation tower. The open-concept kitchen features a large island, walk-in pantry, Blue Bahia granite countertops, Bosch induction cooktop, aspen cabinetry & dual beverage coolers.

Built w/ICF construction, w/ 14” walls, the home is equipped w/ geothermal heating. Each of the 3 vast bedrooms has an en-suite bathroom. The 20x25master bedroom has a walk-in closet & attached 20x20 master bath w/ sauna, whirlpool tub, multihead walk-in shower & Coyote Glass sink. The home includes a concrete safe room, 120-gal hot water heating capacity, metal roof & attached, heated 3-car garage.

The 70x70 aircraft hangar is fully insulated & has radiant-heated concrete floors & 200-amp service. It’s plumbed for water, septic & a bathroom. The entire north wall is a 16x60 bi-fold electric aircraft door. 30’ x 1 mile, the FAA-registered runway is the longest private paved runway in CO.

The property also has a metal barn w/ an approx. 40x60 interior, concrete floor & approx. 24x60 loafing shed on each side. There is an add’l 12x24 loafing shed.

An informal grazing lease keeps property taxes low; arrangement can continue. The ranch has county road frontage & the interior ranch road is county maintained. As an alternative to running a livestock operation, a new owner can pursue several options:subdivision into ranchettes; developing an aircraft community; or offering a fly-in Airbnb option. Sells with water, wind & mineral rights. Seller financing is a possibility.

55 days on market

Listed by AJ Mangum · Hayden Outdoors LLC · aj@haydenoutdoors.com,719-237-0243

Last updated: 10/14/2026 9:29 AM · Source: REcolorado®, MLS#: 4855268

Property Details

Key Details

Property Type Residential
Sub Type Single Family Residence
Status Active
Price per Sq Ft $563
Subdivision none
MLS # 4855268
Days on Market 55
Bedrooms 3
Full Baths 4

More Details

Year Built 2014
Lot Size (Sq Ft) 58,806,000
Acres 1350
HOA No
Annual Taxes $10,208
State CO
County Huerfano
Zoning A

Interior

Interior Features Ceiling Fan(s), Eat-in Kitchen, Entrance Foyer, Granite Counters, High Ceilings, Kitchen Island, Open Floorplan, Pantry, Walk-In Closet(s), Five Piece Bath, Jet Action Tub, Primary Suite
Heating Forced Air, Radiant Floor
Cooling Central Air
Flooring Wood
Fireplaces 1
Fireplace Features Living Room, Wood Burning
Appliances Bar Fridge, Cooktop, Dishwasher, Double Oven, Dryer, Freezer, Microwave, Refrigerator, Washer, Wine Cooler

Exterior & Parking

Garage Yes
Garage Spaces 3
Roof Metal

Building & Lot

Basement Partial, Unfinished
Lot Features Suitable For Grazing
Levels Two
Construction ICFs (Insulated Concrete Forms)
Sewer Septic Tank
Water Source Well

Terms & Other

Senior Community No
Special Conditions None Known

Location

Price History

DateEventPrice
8/29/2026 Listed for sale
Source: REcolorado® #4855268
$3,999,999 $563/sqft

Based on information submitted to the MLS GRID as of October 23, 2026 at 10:04 AM MDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Listing information last updated October 14, 2026 at 9:29 AM.

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