6312 Union Ave, Firestone (Longmont), CO 80504 Property Records

Weld County property record for 6312 Union Ave, Firestone, CO 80504 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	5 Beds
Bathrooms	4 Baths
Year Built	Built 2014
Square Footage	3,927 sqft Living Area
Lot Size	6,853 sqft (0.157 acres)
Occupancy	Owner Occupied
Last Sale	$337,404 (2014)
Tax Bill	$4,838.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`1311-06-3-12-007`
Alternative APN	`R1075202`

Interior

Bedrooms	5 Beds
Full Baths	4 Baths
Plumbing Fixtures	18 Plumbing Fixtures
Building Area	3,927 sqft Living Area
Gross Area	4,807 sqft Gross Area
Basement Area	1,296 sqft Basement
Finished Basement	1,094 sqft Finished
Unfinished Basement	202 sqft Unfinished
Stories	2 Stories
Interior Structure	Wallboard/Drywall Interior Structure

Exterior

Year Built	Built 2014
Effective Year Built	Effective 2014
Architectural Style	Bi-Level Style
Exterior Material	Wood Exterior
Construction Type	Wood Construction
Roof Material	Composition Shingle Roof
Lot Area	6,853 sqft (0.157 acres)
Garage Type	Attached Garage
Garage Area	678 sqft Garage
Porch	Porch
Porch Area	102 sqft Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Central Heating

Location & Zoning

Account Number	R1075202
Street Address	6312 UNION AVE
City	FIRESTONE
State	CO
Zip	80504-6498
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	FIR 2OMP L7 BLK12 OAK MEADOWS PUD FG 2
Legal Range	67W
Legal Township	2N
Legal Section	6
Legal Subdivision	OAK MEADOWS PUD FG#2
Legal Block	12
Legal Lot Number	7
Jurisdiction	WELD CO
Minor Civil Division	ERIE-FREDERICK
Census Blockgroup	1
Census Block	1005
Census Tract	2020

Owner

Source: Weld County records · APN 1311-06-3-12-007

Assessment roll updated May 27, 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 Individuals Owners
Mailing Address	6312 UNION AVE, FIRESTONE, CO 80504-6498
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
Known Transactions	Last Sale Amount on Sep 10, 2014 Deed Sale Price on Sep 10, 2014
Deed Doc Number	20144044707
Record Refreshed	Sep 20, 2026

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WELD CO
Property Address	6312 UNION AVE, FIRESTONE, CO 80504-6498
Document Number	0004534084
Instrument Date	Oct 10, 2019
Transaction Type	Mortgage
Record Updated	Oct 29, 2019
Title Company	FIRST INTEGRITY TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	6312 UNION AVE FIRESTONE CO 805046498, FIRESTONE, CO 80504-6498

Mortgage

Document Number	0004534084
Date	Oct 21, 2019
Instrument	4534084

Lender

Name	AMERICAN FINANCING
Type	Funding / Finance Company
Address	AURORA, CO 80014

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	300 Months
Due	Oct 20, 2044

Tax Assessment & Valuation

Source: Weld County records · Assessment roll updated May 27, 2026 · Last verified June 2026

Property Jurisdictions

Type	Name
State	Colorado
County	Weld County
Municipality	Firestone 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		$42,210 (-2.11%) Land $7,220 Building $34,990	$689,806 (-) Land $118,000 Building $571,806
2025	$4,838.00 (+24.37%)	$43,120 (+4.28%) Land $7,380 Building $35,740	$689,806 (+12.85%) Land $118,000 Building $571,806
2024	$3,890.00 (+4.26%)
2023	$3,731.00	$41,350 Land $7,980 Building $33,370	$611,282 Land $118,000 Building $493,282