10540 Oncilla Ln, Littleton (Lone Tree), CO 80124 Property Records

Douglas County property record for 10540 Oncilla Ln, Littleton, CO 80124 · Last verified July 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	4 Baths
Year Built	Built 2023
Square Footage	3,445 sqft Living Area
Lot Size	3,136 sqft (0.072 acres)
Occupancy	Owner Occupied
Last Sale	$735,000 (2023)
Tax Bill	$8,955.00 (2024)

Property Details

APN / Parcel Number

Primary APN	`2231-17-3-11-020`
Alternative APNs	`R0608711` `0608711`

Interior

Bedrooms	4 Beds
Full Baths	4 Baths
Building Area	3,445 sqft Living Area
Gross Area	3,903 sqft Gross Area
Basement Area	1,136 sqft Basement
Finished Basement	678 sqft Finished
Unfinished Basement	458 sqft Unfinished
Stories	2 Stories

Exterior

Year Built	Built 2023
Effective Year Built	Effective 2023
Construction Type	Frame Construction
Roof Construction	Gable Roof Construction
Roof Material	Composition Shingle Roof
Lot Area	3,136 sqft (0.072 acres)
Garage Area	435 sqft Garage
Porch	Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Central Heating

Location & Zoning

Account Number	R0608711
Street Address	10540 ONCILLA LN
City	LONE TREE
State	CO
Zip	80124-9648
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LOT 20 ROCK CANYON 0.072 AM/L
Legal Range	67W
Legal Township	06S
Legal Section	17
Legal Quarter	SW
Legal Subdivision	ROCK CANYON
Legal Lot Number	20
Jurisdiction	DOUGLAS CO
Minor Civil Division	SEDALIA
Census Blockgroup	3
Census Block	3006
Census Tract	14144

Owner

Source: Douglas County records · APN 2231-17-3-11-020

Assessment roll updated June 23, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Owner on File
Mailing Address	10540 ONCILLA LN, LONE TREE, CO 80124-9648
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Known Transactions	Last Sale Amount on Dec 07, 2023 Deed Sale Price on Dec 07, 2023
Deed Doc Number	202351268
Record Refreshed	Sep 20, 2026

December 2023: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	DOUGLAS CO
Recording Date	Dec 07, 2023
Property Address	10540 ONCILLA LN, LITTLETON, CO 80124-9648
Document Number	0000051268
Instrument Date	Dec 06, 2023
Instrument	2023051268
Transaction Type	Transfer
Record Updated	Feb 19, 2024
Title Company	INSPIRED TITLE SERVICES LLC

Transaction

Amount	Amount Recorded
Tax	$73.50
Amount Accuracy	Full Amount Stated
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name
Address	400 INVERNESS PKWY STE 350, 350, ENGLEWOOD, CO 80112-5848

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	10540 ONCILLA LN, LITTLETON, CO 80124-9648

Tax Assessment & Valuation

Source: Douglas County records · Assessment roll updated June 23, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	Colorado
County	Douglas County
Unified School District	Douglas County School District RE-1 (PK - 12)

Tax Bill & Assessment History

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$50,320 (-) Land $12,340 Building $37,980	$740,000 (-) Land $181,426 Building $558,574
2025	$8,309.00 (-7.21%)	$50,320 (+163.59%) Land $12,340 Building $37,980	$740,000 (+159.62%) Land $181,426 Building $558,574
2024	$8,955.00 (+236.27%)
2023	$2,663.00 (-52.51%)	$19,090 (-45.94%) Land $14,100 Building $4,990	$285,027 (+134.09%) Land $210,499 Building $74,528
2022	$5,608.00 (+104.08%)	$35,310 Land $35,310	$121,762 Land $121,762
2021	$2,748.00