3121 6th St, Boulder, CO 80304 Property Records

Boulder County property record for 3121 6th St, Boulder, CO 80304 · Last verified June 2026

Property Summary

Property Type	Single Family Home
Details	4 bd · 4 ba · 4,444 sqft · built 2009
Lot Size	0.143 acres (6,225 sqft)
Owner	2 Individual Names on File
Last Sale	$522,500 (Aug 2009)
Tax Bill	$18,724 (2025)
Deeds & Mortgages	Nov 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1461-24-4-22-012`

Property Details

APN / Parcel Number

Primary APN	`1461-24-4-22-012`
Alternative APNs	`R0006965` `0006965`

Interior

Bedrooms	4 Beds
Full Baths	4 Baths
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	4,444 sqft Living Area
Gross Area	4,695 sqft
1st Floor Area	1,580 sqft
Upper Floors Area	1,538 sqft
Basement Area	1,577 sqft
Finished Basement	1,326 sqft
Unfinished Basement	251 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 2009
Effective Year Built	Effective 2009
Architectural Style	A-Frame
Exterior Material	Combination
Construction Type	Frame
Roof Material	Asphalt
Lot Area	6,225 sqft (0.143 acres)
Garage Type	Detached
Garage Area	396 sqft
Parking Spaces	1 Parking Space
Porch	Porch
Porch Area	590 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Radiant

Location & Zoning

Account Number	R0006965
Street Address	3121 6TH ST
City	BOULDER
State	CO
Zip	80304-2507
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOTS 31 & 32 BLK 32 NEWLANDS
Legal Range	71
Legal Township	1N
Legal Section	24
Legal Subdivision	NEWLANDS - BO
Legal Block	32
Legal Lot Number	31
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	2
Census Block	2025
Census Tract	12101

Owner

Source: Boulder County records · APN 1461-24-4-22-012

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	3113 11TH ST, BOULDER, CO 80304-2527
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Aug 03, 2009 · Amount on Record
Deed Sale	Aug 03, 2009 · Amount on Record
Prior Sale	Oct 14, 1987 · Amount on Record
Deed Document Number	20093020656
Record Updated	Sep 20, 2026

November 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3121 6TH ST, BOULDER, CO 80304-2507
Transaction Type	Mortgage
Record Updated	Jul 26, 2022
Title Company	FIRST INTEGRITY TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3121 6TH ST, BOULDER, CO 80304-2507

Mortgage

Document Number	0003925802
Date	Nov 03, 2021
Instrument	3925802

Lender

Name	SWBC MORTGAGE CORP
Type	Mortgage Company
Address	SAN ANTONIO, TX 78216

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Nov 01, 2051

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	Boulder City
Unified School District	Boulder Valley School District RE-2 (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		$213,663 (+8.8%) Land $93,092 Building $120,571	$3,142,100 (-) Land $1,369,000 Building $1,773,100
2025	$18,724.00 (-0.96%)	$196,382 (-11.78%) Land $85,563 Building $110,819	$3,142,100 (-5.43%) Land $1,369,000 Building $1,773,100
2023	$18,905.00 (+16.48%)	$222,601 (+27.37%) Land $94,832 Building $127,769	$3,322,400 (+32.12%) Land $1,415,400 Building $1,907,000
2022	$16,230.00	$174,772 Land $68,103 Building $106,669	$2,514,700 Land $979,900 Building $1,534,800

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

Wildfire

Wildfire Risk	High above 77% of the US · above 78% of Colorado
Wildfire Likelihood	About 1 in 175 per year
Exposure	Direct burnable vegetation at the parcel

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