338 Park St, Lyons, CO 80540 Property Records

Boulder County property record for 338 Park St, Lyons, CO 80540 · Last verified June 2026

Property Summary

Property Type	Single Family Home
Details	2 bd · 1.5 ba · 1,767 sqft · built 1965
Lot Size	0.145 acres (6,312 sqft)
Owner	2 Individual Names on File
Last Sale	$284,000 (Jul 2003)
Tax Bill	$5,777 (2025)
Deeds & Mortgages	Jun 2020 Line of Credit
Flood Zone	Zone AE (high risk)
APN	`1203-18-4-22-010`

Property Details

APN / Parcel Number

Primary APN	`1203-18-4-22-010`
Alternative APNs	`R0050269` `0050269`

Interior

Bedrooms	2 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Stories	2 Stories
Building Area	1,767 sqft Living Area
1st Floor Area	1,397 sqft
Upper Floors Area	370 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1965
Effective Year Built	Effective 2000
Architectural Style	Ranch
Exterior Material	Brick Veneer
Construction Type	Frame
Roof Material	Asphalt
Lot Area	6,312 sqft (0.145 acres)
Garage Type	Detached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces

Exterior Amenities

Porch	Porch
Porch Area	48 sqft
Deck Area	329 sqft
Patio Area	819 sqft

Utilities, Heating & Cooling

Heating System	Hot Water

Location & Zoning

Account Number	R0050269
Street Address	338 PARK ST
City	LYONS
State	CO
Zip	80540-5054
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 18 LESS W 1 FT BLK 24 LYONS
Legal Range	70
Legal Township	3N
Legal Section	18
Legal Subdivision	LYONS - LY
Legal Block	24
Legal Lot Number	18
Jurisdiction	BOULDER CO
Township / Civil Division	LONGMONT
Census Block Group	3
Census Block	3023
Census Tract	13601

Owner

Source: Boulder County records · APN 1203-18-4-22-010

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 Individual Names on File
Mailing Address	PO BOX 1294, LYONS, CO 80540-1294
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jul 29, 2003 · Amount on Record
Deed Sale	Jul 29, 2003 · Amount on Record
Prior Sale	Sep 04, 1992 · Amount on Record
Deed Document Number	20032478206
Last Transfer Date	Jul 25, 2008
Transfer Doc	0002946638
Record Updated	Sep 20, 2026

June 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	338 PARK ST, LYONS, CO 80540-5054
Transaction Type	Mortgage
Record Updated	Feb 05, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003793497
Date	Jun 24, 2020
Instrument	3793497

Lender

Name	UMB BANK NA
Type	Bank
Address	DENVER, CO 80207

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

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
Municipality	Lyons Town
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		$52,992 (+8.8%) Land $4,338 Building $48,654	$779,300 (-) Land $63,800 Building $715,500
2025	$5,777.00 (+12.81%)	$48,707 (-9.86%) Land $3,988 Building $44,719	$779,300 (-3.37%) Land $63,800 Building $715,500
2023	$5,121.00 (+25.02%)	$54,035 (+34.49%) Land $3,705 Building $50,330	$806,500 (+39.51%) Land $55,300 Building $751,200
2022	$4,096.00	$40,178 Land $3,392 Building $36,786	$578,100 Land $48,800 Building $529,300

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	High above 76% of the US · above 75% of Colorado
Wildfire Likelihood	About 1 in 291 per year
Exposure	Indirect within ember reach

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