2133 Riverside Dr, Lyons, CO 80540 Property Records

Boulder County property record for 2133 Riverside Dr, Lyons, CO 80540 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	2 Baths
Architecture Style	Ranch
Year Built	Built 1922
Square Footage	1,438 sqft Living Area
Lot Size	4,759 sqft (0.109 acres)

Property Details

APN / Parcel Number

Primary APN	`1321-04-0-04-010`
Alternative APNs	`R0053891` `0053891`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Building Area	1,438 sqft Living Area
1st Floor	1,438 sqft 1st Floor
Stories	1 Stories
Interior Structure	Wallboard/Drywall Interior Structure

Exterior

Year Built	Built 1922
Effective Year Built	Effective 1922
Architectural Style	Ranch Style
Exterior Material	Wood Shingle Exterior
Construction Type	Frame Construction
Lot Area	4,759 sqft (0.109 acres)
Total Buildings	2 Total Buildings

Location & Zoning

Account Number	R0053891
Street Address	2133 RIVERSIDE DR
City	LYONS
State	CO
Zip	80540
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LOT 10 & TR 100 X 50 ADJ ON W & SMALL TR ADJ ON E & LOT 11 BLK 1 RAYMOND BUTLERS & TRS W & N OF LOT 11 & .23 ACS M/L SE 1/4 SW 1/4 TOTAL .49 ACS M/L ID 53892 53893 & 92822 COM- BINED PER OWNER 6/89
Legal Range	72
Legal Township	2N
Legal Section	04
Legal Subdivision	RAYMOND BUTLERS - MT
Legal Tract	100,W
Legal Block	1
Legal Lot Number	10
Jurisdiction	BOULDER CO
Minor Civil Division	UPPER ST. VRAIN
Census Blockgroup	1
Census Block	1047
Census Tract	13602

Owner

Source: Boulder County records · APN 1321-04-0-04-010

Assessment roll updated June 15, 2026 · Last verified June 2026

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

Owner of Record	2 Company Names on File
Mailing Address	180 BONSEN CT, REDWOOD CITY, CA 94062-1138
Owner Type	Owner is a Company
Vesting	Owner is a Trust, Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Dec 04, 1992
Deed Sale	Dec 04, 1992
Prior Sale	Jul 20, 1989
Deed Doc Number	19921245829
Last Transfer Date	Dec 30, 2025
Transfer Doc	0004115979
Record Refreshed	Sep 20, 2026

January 2026: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	BOULDER CO
Recording Date	Jan 08, 2026
Property Address	2133 RIVERSIDE DR, LYONS, CO 80540
Document Number	0004115979
Instrument Date	Dec 30, 2025
Instrument	4115979
Transaction Type	Transfer
Record Updated	Jan 30, 2026

Transaction

Tax	$0.00
Amount Accuracy	Zero or No Consideration Stated
Additional	Interfamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	180 BONSEN CT, WOODSIDE, CA 94062-1138

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	180 BONSEN CT, WOODSIDE, CA 94062-1138

Tax Assessment & Valuation

Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026

Property Jurisdictions

Type	Name
State	Colorado
County	Boulder County
Unified School District	St. Vrain Valley School District RE 1J (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$26,459 (+8.8%) Land $3,577 Building $22,882	$389,100 (-) Land $52,600 Building $336,500
2025	$2,387.00 (+24.58%)	$24,320 (-4.95%) Land $3,288 Building $21,032	$389,100 (+1.89%) Land $52,600 Building $336,500
2023	$1,916.00 (+3.18%)	$25,587 (+26.78%) Land $2,727 Building $22,860	$381,900 (+31.51%) Land $40,700 Building $341,200
2022	$1,857.00	$20,183 Land $2,829 Building $17,354	$290,400 Land $40,700 Building $249,700