511 Riverside Dr, Lyons, CO 80540 Property Records

Boulder County property record for 511 Riverside Dr, Lyons, CO 80540 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	1 Beds
Architecture Style	A-Frame
Year Built	Built 1920
Square Footage	668 sqft Living Area
Lot Size	6.01 acres
Last Sale	$9,000 (2022)
Tax Bill	$1,040.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`1199-34-4-00-012`
Alternative APNs	`R0053727` `0053727`

Interior

Bedrooms	1 Beds
Total Rooms	3 Rooms
Building Area	668 sqft Living Area
1st Floor	412 sqft 1st Floor
Upper Floors	256 sqft Upper Floors
Stories	2 Stories
Interior Structure	Wallboard/Drywall Interior Structure

Exterior

Year Built	Built 1920
Effective Year Built	Effective 1920
Architectural Style	A-Frame Style
Exterior Material	Wood Shingle Exterior
Construction Type	Frame Construction
Lot Area	262,221 sqft
Porch	Porch
Porch Area	96 sqft Porch

Location & Zoning

Account Number	R0053727
Street Address	511 RIVERSIDE DR
City	LYONS
State	CO
Zip	80540-8974
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	PT OF SW 1/4 SE 1/4 34-3N-72 6.73 ACS M/L PER 1507147-48 4/3/95 BCR ID 90389 COMB HERE PER OWNER PT OF SW 1/4 SE 1/4 34-3N-72 0.38 ACS M/L
Legal Range	72
Legal Township	3N
Legal Section	34
Legal Subdivision	TR, NBR 961 ST VRAIN AREA
Legal Block	1
Jurisdiction	BOULDER CO
Minor Civil Division	UPPER ST. VRAIN
Census Blockgroup	1
Census Block	1047
Census Tract	13602

Owner

Source: Boulder County records · APN 1199-34-4-00-012

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 Individual Names on File
Mailing Address	541 RIVERSIDE DR, LYONS, CO 80540-8974
Owner Type	Owner is an Individual, Couple or Unincorporated Entity
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Known Transactions	Last Sale Amount on Oct 06, 2022 Deed Sale Price on Oct 06, 2022 Prior Sale Amount on Mar 25, 1975
Deed Doc Number	20223984248
Prior Transfer Date	Mar 23, 2006
Prior Transfer Doc	0002766064
Record Refreshed	Sep 20, 2026

October 2022: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Oct 06, 2022
Property Address	511 RIVERSIDE DR, LYONS, CO 80540-8974
Document Number	0003984248
Instrument Date	Oct 04, 2022
Instrument	3984248
Transaction Type	Transfer
Record Updated	Oct 12, 2022
Title Company	LAND TITLE GUARANTEE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$0.90
Amount Accuracy	Full Amount Stated
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name
Address	173 E FIDDLERS CANYON RD UNIT 4, 173, CEDAR CITY, UT 84721-8643

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	202 CAROL ST, TALMAGE, NE 68448-3205

Mortgage

Document Number	0003984249
Date	Oct 06, 2022
Instrument	3984249

Lender

Name	RIVERSTONE BANK
Type	Bank

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded
Term	240 Months
Due	Oct 01, 2042

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		$11,531 (+8.79%) Land $9,030 Building $2,501	$169,582 (-) Land $132,800 Building $36,782
2025	$1,040.00 (+336.97%)	$10,599 (+65.3%) Land $8,300 Building $2,299	$169,582 (+77.2%) Land $132,800 Building $36,782
2023	$238.00 (-77.46%)	$6,412 (-44.12%) Land $3,846 Building $2,566	$95,700 (-42.03%) Land $57,400 Building $38,300
2022	$1,056.00	$11,474 Land $7,791 Building $3,683	$165,093 Land $112,100 Building $52,993