Public Remarks: Two houses on 1.5+ Acres & RV/garage. Adjacent to Boulder County conservation easement! Spectacular views! 4 Bed 4 bath home is mostly original, --bring your ideas to take advantage of this potential! Double sided fireplace w/insert. Wood floors. .Fin. Basement w/separate entrance. Lovely and bright 2 Bedroom, 1 bath In-law quarters w/ramp & separate septic system. Left Hand Water AND domestic well. 2 car attached garage and Detached 3 car plus RV garage. Mature trees, lush lawn.
Single-familyProperty Type
1979Year Built
1.59 acresLot Size
$319Est. Price/Sq.Ft.
7 car garageParking
Listed by Annabell Napier• Coldwell Banker Realty 30
Contact: (303) 772-7478
Bought with IRES Agent Non-REcolorado• NON MLS PARTICIPANT
Two houses on 1.5+ Acres & RV/garage. Adjacent to Boulder County conservation easement. Spectacular views 4 bed 4 bath home is mostly original, Bring your ideas to take advantage of this potential! Double sided fireplace w/insert. Wood floors. Finished Basement w/separate entrance. Lovely and bright 2 bed, 1 bath in-law quarters w/ramp & separate septic system. Left Hand Water AND domestic well. 2 car attached garage and Detached 3 car plus RV garage. Mature trees shade the lush lawn. No HOA.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Zoning
Beds
4
Baths
2.5
Stories
1
Lot width
—
Lot depth
—
Lot size
1.59 Acres
Year renovated
1981
Sq. Ft.
3,120
Year built
1979
Style
Single Family Residential
County
Boulder County
APN
R0505232
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 2, 2026.
A
Agricultural District
Rural areas where conservation of agricultural resources is of major value, and where residential development compatible with agricultural uses is allowed.
Permitted uses
Include but are not limited to:
Agriculture
Equestrian facility
Livestock production
Religious facility
Day care facility
Housing-Group
Housing-Single unit
Bed & breakfast
Educational/school
Kennel
Property details
Parking
Parking Features
Covered Spaces: 7
Garage: Yes
Attached Garage: Yes
Garage Spaces: 7
Interior
Bathroom Information
Bathrooms (Full): 1
Bathrooms (Half): 1
Bathrooms (Three Quarter): 3
Bedroom Information
Bedrooms Total: 4
Heating & Cooling
Heating: Yes
Forced Air
Interior Features
Fireplace: Yes
Fireplace Features: 2+ Fireplaces
Study Area, Eat-in Kitchen
Laundry Features: Main Level
Exterior
Exterior Features
Roof: Composition
Lot Information
Horse(s): No
Lot Features: Mineral Rights Excluded
Zoning: A
Property Information
Property Type: Residential
Waterfront: No
Subdivision Information
Subdivision Name: None
MLS Area Major: Suburban Plains
Building Information
Above Grade Finished Area: 2199
Below Grade Finished Area: 1559
Building Area Total: 2199
Construction Materials: Wood/Frame, Stucco
Financial
Tax Information
Tax Annual Amount: 3821
Tax Year: 2019
Financial Information
Listing Terms: Cash, Conventional
Utilities
Utility Information
Sewer: Septic,Septic Tank
Location
HOA Information
Association: No
School Information
High School District: St. Vrain Valley RE-1J
Elementary School: Indian Peaks
Middle or Junior School: Sunset
High School: Niwot
Location Information
Unparsed Address: 9840 Plateau Rd Longmont CO 80504
Street Number: 9840
Street Name: Plateau
Street Suffix: Rd
City: Longmont
State or Province: CO
County or Parish: Boulder
Country: US
Postal Code: 80504
Coordinates: -105.123085,40.130157
Latitude: 40.130157
Longitude: -105.123085
Public facts
Beds: 4
Baths: 2.5
Sq. Ft.: 3,120
Stories: 1.0
Lot Size: 1.59 acres
Style: Single Family Residential
Year Built: 1979
Year Renovated: 1981
County: Boulder County
APN: R0505232
Home facts updated by county records on Sep 2, 2026
Other
Miscellaneous Information
Exclusions: Sellers Personal Property
Listing Information
Attribution Contact: (303) 772-7478
Close Price: $900,000
Photos Count: 40
Special Listing Conditions: Private Owner
Standard Status: Closed
Listing Date Information
Close Date: Friday, October 16, 2020
Cumulative Days on Market: 29
Days on Market: 29
Listing Contract Date: Thursday, August 20, 2020
Modification Timestamp: Monday, September 29, 2025 1:19 PM
Home Information
Year Built: 1979
Around this home
Schools
Indian Peaks Elementary School
Public PreK-5 • Assigned • 0.9mi
4/10
Sunset Middle School
Public 6-8 • Assigned • 1.0mi
6/10
Niwot High School
Public 9-12 • Assigned • 2.2mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
5/10 Fire Factor
4% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 94° expected this year, 18 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
6/10 Air Factor
10 unhealthy days expected this year, 10 days in 30 years
Provided by First Street
Historical weather
Longmont, CO • 80504
Average low and high temperatures (°F)
42
16
52
23
65
36
65
37
72
46
85
55
90
59
87
57
82
51
69
41
55
29
53
26
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.5 hours in
June and 6 hours in December, placing it above the
U.S. average for solar exposure.
10.5 hrs
6 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.14M – $1.38M
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