20139 E Williamson Dr, Parker, CO 80138 Property Records

Douglas County property record for 20139 E Williamson Dr, Parker, CO 80138

Property Summary

Property Type	Single Family Home
Details	4 bd · 4 ba · 3,336 sqft · built 1993
Lot Size	0.334 acres (14,549 sqft)
Owner	2 Individual Names on File
Last Sale	$216,000 (Jun 1994)
Tax Bill	$4,112 (2025)
Flood Zone	Zone X (minimal risk)
APN	`2233-23-3-12-078`

Property Details

APN / Parcel Number

Primary APN	`2233-23-3-12-078`
Alternative APNs	`R0110007` `0110007`

Interior

Bedrooms	4 Beds
Full Baths	4 Baths
Total Rooms	4 Rooms
Stories	2 Stories
Building Area	3,336 sqft Living Area
Gross Area	5,036 sqft
Basement Area	1,700 sqft
Flooring	Covered
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1993
Effective Year Built	Effective 1993
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Material	Composition Shingle
Lot Area	14,549 sqft (0.334 acres)
Garage Area	664 sqft
Porch	Porch
Porch Area	190 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0110007
Street Address	20139 E WILLIAMSON DR
City	PARKER
State	CO
Zip	80138-7366
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 8 BLK 24 ROWLEY DOWNS 0.334 AM/L
Legal Range	66W
Legal Township	06S
Legal Section	23
Legal Quarter	SW
Legal Subdivision	ROWLEY DOWNS
Legal Block	24
Legal Lot Number	8
Jurisdiction	DOUGLAS CO
Township / Civil Division	PARKER
Census Block Group	3
Census Block	3006
Census Tract	13905

Owner

Source: Douglas County assessment roll, APN 2233-23-3-12-078, as of 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	2 Individual Names on File
Mailing Address	20139 E WILLIAMSON DR, PARKER, CO 80138-7366
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jun 16, 1994 · Amount on Record
Deed Sale	Jun 16, 1994 · Amount on Record
Prior Sale	Jun 24, 1993 · Amount on Record
Deed Document Number	199432399
Deed Book / Page	1203 / 933
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Douglas County assessment roll as of June 23, 2026 · Last verified July 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$53,060 (-) Land $12,410 Building $40,650	$780,284 (-) Land $182,451 Building $597,833
2025	$4,112.00 (+2.19%) Senior Citizen's exemption	$53,060 (-6.02%) Land $12,410 Building $40,650	$780,284 (-7.4%) Land $182,451 Building $597,833
2024	$4,024.00 (-1.18%)
2023	$4,072.00 Senior Citizen's exemption	$56,460 Land $11,560 Building $44,900	$842,661 Land $172,522 Building $670,139

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Douglas County (08035C), as of June 4, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 66% of the US · lower than 83% of Colorado
Wildfire Likelihood	0.02% annual chance
Exposure	Direct burnable vegetation at the parcel

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, 342 locations within half a mile, as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
BAM Broadband OpCo Fiber · Fixed Wireless	8,000 / 8,000
Xfinity Cable	2,000 / 250
Windfield Enterprises Fixed Wireless	1,000 / 220
Istari Holdings Fixed Wireless	300 / 100
Verizon Fixed Wireless	300 / 20
Lumen Technologies DSL	140 / 20
T-Mobile USA Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CO0118040, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	PARKER WSD serves 75,949 people
Water Source	Surface water
Last State Inspection	Aug 2025
Lead	3 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	4 last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.