409 E Saint Clair Ave, Longmont, CO 80504 Property Records

Boulder County property record for 409 E Saint Clair Ave, Longmont, CO 80504 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	1.75 Baths
Year Built	Built 1982
Square Footage	1,633 sqft Living Area
Lot Size	7,724 sqft (0.177 acres)
Occupancy	Owner Occupied
Last Sale	$133,000 (1996)
Tax Bill	$3,155.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`1315-02-1-16-001`
Alternative APNs	`R0069707` `0069707`

Interior

Bedrooms	4 Beds
Full Baths	1.75 Baths
Partial Baths	1 Partial Baths
Total Rooms	8 Rooms
Building Area	1,633 sqft Living Area
Gross Area	2,558 sqft Gross Area
1st Floor	1,004 sqft 1st Floor
Basement Area	1,004 sqft Basement
Finished Basement	504 sqft Finished
Unfinished Basement	500 sqft Unfinished

Exterior

Year Built	Built 1977
Effective Year Built	Effective 1982
Architectural Style	Split Level Style
Exterior Material	Brick Veneer Exterior
Construction Type	Frame Construction
Lot Area	7,724 sqft (0.177 acres)
Parking Spaces	2 Parking Spaces
Garage Type	Attached Garage
Garage Area	550 sqft Garage
Patio Area	168 sqft Patio

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Forced Air with Air Conditioning Heating

Location & Zoning

Account Number	R0069707
Street Address	409 E SAINT CLAIR AVE
City	LONGMONT
State	CO
Zip	80504-1541
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LOT 26 BLK 19 SUNNYVALE 5
Legal Subdivision	SUNNYVALE 5
Legal Block	19
Legal Lot Number	26
Jurisdiction	BOULDER CO
Minor Civil Division	LONGMONT
Census Blockgroup	5
Census Block	5019
Census Tract	13402

Owner

Source: Boulder County records · APN 1315-02-1-16-001

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	Individual Name on File
Mailing Address	409 E SAINT CLAIR AVE, LONGMONT, CO 80504-1541
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Known Transactions	Last Sale Amount on May 06, 1996 Deed Sale Price on May 06, 1996 Prior Sale Amount on May 02, 1990
Deed Doc Number	19961605442
Record Refreshed	Sep 20, 2026

April 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Recording Date	Apr 09, 2026
Property Address	409 E SAINT CLAIR AVE, LONGMONT, CO 80504-1541
Document Number	0004127244
Instrument Date	Mar 30, 2026
Instrument	20264127244
Transaction Type	Mortgage
Record Updated	Jul 12, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Additional	Multiple parcels conveyed, unknown impact to APN

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	409 E SAINT CLAIR AVE, LONGMONT, CO 80504-1541

Mortgage

Document Number	0004127244,
Date	Apr 09, 2026
Instrument	20264127244

Lender

Name	ZIONS BANCORPORATION NA

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Mar 30, 2056

Interest

Rate Type	Adjustable Rate
Rate	5.98%
Initial Type	Adjustable Rate
Adjustable	Document includes a rider for adjustable-rate mortgage with a specific rate change date.
Max Rate	-1%

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	Longmont City
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		$32,701 (+8.8%) Land $11,852 Building $20,849	$480,900 (-) Land $174,300 Building $306,600
2025	$3,155.00 (+15.19%)	$30,057 (-7%) Land $10,894 Building $19,163	$480,900 (-0.31%) Land $174,300 Building $306,600
2024	$2,739.00 (+1.41%)
2023	$2,701.00 (+12.68%)	$32,321 (+33.41%) Land $11,953 Building $20,368	$482,400 (+38.38%) Land $178,400 Building $304,000
2022	$2,397.00	$24,227 Land $8,416 Building $15,811	$348,600 Land $121,100 Building $227,500