2635 Riverside Dr, Lyons, CO 80540 Property Records

Boulder County property record for 2635 Riverside Dr, Lyons, CO 80540 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	2 Beds
Architecture Style	Ranch
Year Built	Built 1958
Square Footage	978 sqft Living Area
Lot Size	6,184 sqft (0.142 acres)
Occupancy	Owner Occupied
Last Sale	$33,500 (1991)
Tax Bill	$629.00 (2025)

Owner

Source: Boulder County records · APN 1321-09-0-01-003

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	2635 RIVERSIDE DR, LYONS, CO 80540-8961
Occupancy	Owner Occupied
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	Sep 17, 1991 · Amount on Record
Deed Sale	Sep 17, 1991 · Amount on Record
Prior Sale	Oct 08, 1975 · Amount on Record
Deed Doc Number	19911130463
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, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$13,778 (+8.79%) Land $1,482 Building $12,296	$202,629 (-) Land $21,800 Building $180,829
2025	$629.00 (+6.61%)	$12,665 (-26.09%) Land $1,363 Building $11,302	$202,629 (-20.77%) Land $21,800 Building $180,829
2023	$590.00 (+16.37%)	$17,136 (+55.46%) Land $1,327 Building $15,809	$255,748 (+61.25%) Land $19,800 Building $235,948
2022	$507.00	$11,023 Land $1,056 Building $9,967	$158,606 Land $15,200 Building $143,406

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 X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No
Nearest Special Flood Hazard Area	Zone AE, within 100 ft

Wildfire

Wildfire Risk	Extreme above 97% of the US · above 99% of Colorado
Wildfire Likelihood	About 1 in 65 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	`1321-09-0-01-003`
Alternative APNs	`R0053868` `0053868`

Interior

Bedrooms	2 Beds
Total Rooms	2 Rooms
Building Area	978 sqft Living Area
1st Floor	978 sqft 1st Floor
Stories	1 Stories
Interior Structure	Paneling Interior Structure

Exterior

Year Built	Built 1958
Effective Year Built	Effective 1958
Architectural Style	Ranch Style
Exterior Material	Block Exterior
Construction Type	Frame Construction
Lot Area	6,184 sqft (0.142 acres)
Patio Area	430 sqft Patio

Location & Zoning

Account Number	R0053868
Street Address	2635 RIVERSIDE DR
City	LYONS
State	CO
Zip	80540-8961
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	SWLY 1/2 LOT 4 & LOT 5 HEATHERMEADE 4
Legal Range	72
Legal Township	2N
Legal Section	09
Legal Subdivision	HEATHERMEADE 4 - MT
Legal Block	1
Legal Lot Number	5
Jurisdiction	BOULDER CO
Minor Civil Division	UPPER ST. VRAIN
Census Blockgroup	1
Census Block	1047
Census Tract	13602