2344 Riverside Dr, Lyons, CO 80540 Property Records

Boulder County property record for 2344 Riverside Dr, Lyons, CO 80540 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	1 Beds
Architecture Style	Ranch
Year Built	Built 1919
Square Footage	504 sqft Living Area
Lot Size	4,161 sqft (0.096 acres)
Tax Bill	$1,000.00 (2025)

Owner

Source: Boulder County records · APN 1321-04-0-01-011

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	PO BOX 803, FRANKTOWN, CO 80116-0803
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jul 28, 1988
Deed Sale	Jul 28, 1988
Prior Sale	Nov 29, 1978 · Amount on Record
Deed Doc Number	1988932495
Last Transfer Date	Mar 14, 2012
Transfer Doc	0003210320
Record Refreshed	Sep 20, 2026

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		$11,084 (+8.79%) Land $1,408 Building $9,676	$163,000 (-) Land $20,700 Building $142,300
2025	$1,000.00 (+61.03%)	$10,188 (-5.61%) Land $1,294 Building $8,894	$163,000 (+1.18%) Land $20,700 Building $142,300
2023	$621.00 (+3.16%)	$10,793 (+65.03%) Land $1,065 Building $9,728	$161,100 (+71.2%) Land $15,900 Building $145,200
2022	$602.00	$6,540 Land $806 Building $5,734	$94,100 Land $11,600 Building $82,500

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone AE
Flood Hazard	High
100-Year Floodplain	Yes 1% annual chance
Special Flood Hazard Area	Yes
Flood Insurance Requirement	Required (federally backed mortgages)
Floodway	Yes
Base Flood Elevation	Varies along the reach; see FIRM

Wildfire

Wildfire Risk	Extreme above 98% of the US · above 99% of Colorado
Wildfire Likelihood	About 1 in 63 per year
Exposure	Direct burnable vegetation at the parcel

Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.

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

Property Details

APN / Parcel Number

Primary APN	`1321-04-0-01-011`
Alternative APNs	`R0053578` `0053578`

Interior

Bedrooms	1 Beds
Total Rooms	2 Rooms
Building Area	504 sqft Living Area
Gross Area	720 sqft Gross Area
1st Floor	504 sqft 1st Floor
Stories	1 Stories
Interior Structure	Wallboard/Drywall Interior Structure

Exterior

Year Built	Built 1919
Effective Year Built	Effective 1919
Architectural Style	Ranch Style
Exterior Material	Wood Shingle Exterior
Construction Type	Frame Construction
Lot Area	4,161 sqft (0.096 acres)
Porch	Enclosed Porch
Porch Area	216 sqft Porch

Location & Zoning

Account Number	R0053578
Street Address	2344 RIVERSIDE DR
City	LYONS
State	CO
Zip	80540
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	W 46 FT LOT 6 BLK 1 RAYMONDS V-12-0001/RESOLUTION 2012-103 FOR VACATED ROW
Legal Range	72
Legal Township	2N
Legal Section	04
Legal Subdivision	RAYMOND - MT
Legal Block	1
Legal Lot Number	6
Jurisdiction	BOULDER CO
Minor Civil Division	UPPER ST. VRAIN
Census Blockgroup	1
Census Block	1063
Census Tract	13602