2447 6th St, Boulder, CO 80304 Property Records

Boulder County property record for 2447 6th St, Boulder, CO 80304

Property Summary

Property Type	Multi-Family Dwellings
Details	3 bd · 1.75 ba · 1,584 sqft · built 1909
Lot Size	0.132 acres (5,732 sqft)
Owner	Company Name on Record
Last Sale	$685,000 (Mar 2016)
Tax Bill	$9,815 (2025)
Deeds & Mortgages	Mar 2024 Line of Credit Mar 2021 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`1461-25-4-05-003`

Property Details

APN / Parcel Number

Primary APN	`1461-25-4-05-003`
Alternative APNs	`R0003743` `0003743`

Interior

Bedrooms	3 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Units	2 Units
Stories	2 Stories
Building Area	1,584 sqft Living Area
1st Floor Area	1,008 sqft
Upper Floors Area	576 sqft
Interior Walls	Plaster

Exterior

Year Built	Built 1909
Effective Year Built	Effective 2006
Architectural Style	Multi-Level
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Lot Area	5,732 sqft (0.132 acres)
Garage Type	Detached
Garage Area	336 sqft
Parking Spaces	1 Parking Space
Porch	Porch
Porch Area	160 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0003743
Street Address	2447 6TH ST
City	BOULDER
State	CO
Zip	80304-3908
Property Category	Residential
Property Type	Residential > Multi-Unit > Multi-Family Dwellings
Legal Description	S 50 FT OF N 100 FT LOTS 1 TO 4 INC S 50 FT OF N 100 FT OF E 10 FT LOT 5 BLK 4 MAPLETON
Legal Range	71
Legal Township	1N
Legal Section	25
Legal Subdivision	MAPLETON - BO
Legal Block	4
Legal Lot Number	1
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	4
Census Block	4005
Census Tract	12101

Owner

Source: Boulder County records, as of June 15, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on Record
Mailing Address	1465 ALPINE AVE, BOULDER, CO 80304-3505
Owner Type	Company

Deeds, Mortgages & Sale History

Date	Document
Mar 28, 2024	Deed of Trust, Mortgage · Line of Credit ZB NA
Mar 8, 2021	Quit Claim Deed, Transfer FIDELITY NATIONAL TITLE
Jun 20, 2019	Quit Claim Deed, Transfer · ARM DSW MORTGAGE INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 16, 2016 · Amount on Record
Deed Sale	Mar 16, 2016 · Amount on Record
Prior Sale	Dec 29, 1992
Deed Document Number	20163506429
Record Updated	Sep 20, 2026

March 2024: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	2447 6TH ST, BOULDER, CO 80304-3908
Transaction Type	Mortgage
Record Updated	May 1, 2024

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0004041579
Date	Mar 28, 2024
Instrument	4041579

Lender

Name	ZB NA
Type	Bank
Address	DENVER, CO 80203

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

March 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Mar 8, 2021
Property Address	2447 6TH ST, BOULDER, CO 80304-3908
Document Number	0003865083
Instrument Date	Mar 5, 2021
Instrument	3865083
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	FIDELITY NATIONAL TITLE

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1465 ALPINE AVE, BOULDER, CO 80304-3505

June 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Jun 20, 2019
Property Address	2447 6TH ST, BOULDER, CO 80304-3908
Document Number	0003719476
Instrument Date	Jun 12, 2019
Instrument	3719476
Transaction Type	Transfer
Record Updated	Mar 31, 2022

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2447 6TH ST, BOULDER, CO 80304-3908

Mortgage

Document Number	0003719477
Date	Jun 20, 2019
Instrument	3719477

Lender

Name	DSW MORTGAGE INC
Type	Mortgage Company

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Jul 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	4.12%
Adjustable	Adjustable Rate Rider
Type Change Date	Jul 1, 2026
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	9.12%
Index	1-Year LIBOR
Max Rate	9.12%

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of June 15, 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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$110,160 (-4.97%) Land $77,112 Building $33,048	$1,620,000 (-12.65%) Land $1,134,000 Building $486,000
2025	$9,815.00 (+13.26%)	$115,919 (+15.34%) Land $92,919 Building $23,000	$1,854,700 (+23.65%) Land $1,486,700 Building $368,000
2024	$8,666.00 (+1.83%)
2023	$8,510.00 (-1.69%)	$100,500 (+9.71%) Land $75,120 Building $25,380	$1,500,000 (+11.35%) Land $1,121,200 Building $378,800
2022	$8,656.00	$91,602 Land $63,940 Building $27,662	$1,347,100 Land $940,300 Building $406,800

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.

Flood

Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	15 units insured incl. 9 condo units
Nearby Flood Claims	2 (2013)
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 68% of the US · above 62% of Colorado
Wildfire Likelihood	0.3% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CITY OF BOULDER serves 166,080 people · EPA ID CO0107152
Water Source	Surface water
Last State Inspection	Sep 2024
Lead	2 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	Haloacetic acids resolved · Jul 2017
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 684 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Ayva Networks Fixed Wireless	2,500 / 2,500
CenturyLink Fiber · DSL in parts of the area	2,000 / 1,000
Xfinity Cable	2,000 / 250
LiveWireNet Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Verizon.

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