This parcel is currently in unincorporated Boulder County. It can be annexed into Lafayette. The City of Lafayette is supporting Residential Development with an affordable housing component, density TBD. R0 zoning allows for 3 units/acre, R1 zoning allows for 6 units/acre, and R2 zoning allows for 10 units/acre. Adjacent property, 9776 Arapahoe ) is currently listed for sale. One Domestic Well (100 Ft). Utilities to Home and Detached Cottage on Property. 24' Water Line on North Side of Arapahoe.
Median sale price in this area is $787,417. (83% lower than this home)
PRICE DROP
0 price drops
23% of homes in this area have had a price drop in the past month.
Property details
Exterior
Property Information
Property Type: Land
Property Sub Type: Improved Land
Ownership: Individual
Lot Information
Lot Size Square Feet: 435,164
Lot Size Acres: 9.99
Water Source: Public, Well
Zoning: County
Financial
Tax Information
Tax Annual Amount: $8,231.06
Tax Year: 2023
Parcel Number: R0035479
Location
School Information
Elementary School: Other
Elementary School District: Other
Middle Or Junior School: Other
High School: Other
High School District: Other
Public facts
Beds: 5
Baths: 4.5
Finished Sq. Ft.: 4,636
Unfinished Sq. Ft.: —
Total Sq. Ft.: 4,636
Stories: —
Lot Size: 9.58 acres
Style: Single Family Residential
Year Built: 1950
Year Renovated: 1961
County: Boulder County
APN: R0035479
Home facts updated by county records on Sep 2, 2026
Sale and tax history for 9850 Arapahoe Rd
Sale History
Tax History
Date
Event
Price
IRES as Distributed by MLS Grid #1002715
Jul 12, 2024
Contingent
—
Jan 17, 2024
Listed
$4,500,000
+2
This parcel is currently in unincorporated Boulder County. It can be annexed into Lafayette. The City of Lafayette is supporting Residential Development with an affordable housing component, density TBD. R0 zoning allows for 3 units/acre, R1 zoning allows for 6 units/acre, and R2 zoning allows for 10 units/acre. Adjacent property, 9776 Arapahoe ) is currently listed for sale. One Domestic Well (100 Ft). Utilities to Home and Detached Cottage on Property. 24' Water Line on North Side of Arapahoe.
RENT. #2
May 23, 2023
Rental Removed
$3,600
RENT. #1
Feb 11, 2022
Price Changed
$3,600
IRES as Distributed by MLS Grid #748507
Aug 31, 2015
Listing Removed
—
Aug 30, 2015
Listed
$850,000
IRES as Distributed by MLS Grid #673376
Feb 17, 2012
Listing Removed
—
Feb 14, 2012
Listed
$850,000
Year
Property tax
Land + Additions
Assessment*
2025
$8,422 (+0.4%)
$57,213 + $36,119
$93,332
2024
$8,386 (+1.9%)
$57,213 + $36,119
$93,332
2023
$8,231 (+27.4%)
$32,623 + $68,842
$101,465
2022
$6,462 (+1.4%)
$36,307 + $68,842
$105,149
2021
$6,372 (−5.4%)
$33,443 + $40,193
$73,636
2020
$6,738 (+1.6%)
$34,406 + $41,350
$75,756
2019
$6,629 (+37.1%)
$53,840 + $25,368
$79,208
2018
$4,834 (+3.5%)
$53,840 + $25,368
$79,208
2017
$4,672 (−1.7%)
$41,184 + $18,561
$59,745
2016
$4,754 (+6.0%)
$41,184 + $18,561
$59,745
2015
$4,483 (+5.1%)
$43,780 + $15,060
$58,840
2014
$4,267 (+2.4%)
$22,845 + $30,328
$53,173
2013
$4,166 (−10.5%)
$22,845 + $30,328
$53,173
2012
$4,655 (+1.0%)
$22,845 + $30,328
$53,173
2011
$4,608 (−15.1%)
$39,227 + $20,473
$59,700
2010
$5,426 (+6.7%)
$39,227 + $23,709
$62,936
2009
$5,086
$44,580 + $26,750
$71,330
Public record
Public record
Zoning
Beds
5
Baths
4.5
Stories
—
Lot width
—
Lot depth
—
Lot size
9.58 Acres
Year renovated
1961
Finished Sq. Ft.
4,636
Unfinished Sq. Ft.
—
Total Sq. Ft.
4,636
Year built
1950
Style
Single Family Residential
County
Boulder County
APN
R0035479
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
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
4/10 Fire Factor
2% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 92° expected this year, 19 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
3/10 Air Factor
3 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
Lafayette, CO • 80026
Average low and high temperatures (°F)
45
20
52
26
66
38
65
39
72
46
84
56
92
63
88
60
80
52
71
43
56
32
55
30
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
98/ 100
Exceptional sunlight
Sunscore
This home ranks in the top 19% for direct sun exposure in Lafayette. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
10.3 hrs
6.4 hrs
JuneDecember
Provided by Shadowmap
Redfin Estimate for 9850 Arapahoe Rd
$4,164,865
$335K under list price of $4.50M
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $1.3M to $2.2M.