4860 4th St, Boulder, CO 80304 Property Records

Boulder County property record for 4860 4th St, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	4 bd · 4 ba · 4,586 sqft · built 1996
Lot Size	0.366 acres (15,954 sqft)
Owner	Company Name on File
Tax Bill	$19,180 (2025)
Deeds & Mortgages	Jan 2017 Transfer
Flood Zone	Zone X (moderate risk)
APN	`1461-12-0-06-004`

Property Details

APN / Parcel Number

Primary APN	`1461-12-0-06-004`
Alternative APNs	`R0114901` `0114901`

Interior

Bedrooms	4 Beds
Full Baths	4 Baths
Half Baths	3 Half Baths
Total Rooms	13 Rooms
Stories	2 Stories
Building Area	4,586 sqft Living Area
Gross Area	5,672 sqft
1st Floor Area	1,752 sqft
Upper Floors Area	1,423 sqft
Basement Area	1,699 sqft
Finished Basement	1,411 sqft
Unfinished Basement	288 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1996
Effective Year Built	Effective 1996
Architectural Style	A-Frame
Exterior Material	Combination
Construction Type	Frame
Roof Material	Concrete
Lot Area	15,954 sqft (0.366 acres)
Garage Type	Attached
Garage Area	798 sqft
Parking Spaces	3 Parking Spaces

Exterior Amenities

Porch	Porch
Porch Area	84 sqft
Deck Area	168 sqft
Patio Area	336 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0114901
Street Address	4860 4TH ST
City	BOULDER
State	CO
Zip	80304-0597
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 4 FOUR MILE RANCH
Legal Range	71
Legal Township	1N
Legal Section	12
Legal Subdivision	FOUR MILE RANCH - BOV
Legal Block	1
Legal Lot Number	4
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1004
Census Tract	12104

Owner

Source: Boulder County records · APN 1461-12-0-06-004

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	Company Name on File
Mailing Address	4860 4TH ST, BOULDER, CO 80304-0597
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Living Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jan 23, 2017
Deed Sale	Jan 23, 2017
Prior Sale	Oct 04, 2007 · Amount on Record
Deed Document Number	20173570412
Prior Transfer Date	May 06, 2010
Prior Transfer Doc	0003075302
Record Updated	Sep 20, 2026

January 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Jan 23, 2017
Property Address	4860 4TH ST, BOULDER, CO 80304-0597
Document Number	0003570412
Instrument Date	Jan 23, 2017
Instrument	3570412
Transaction Type	Transfer
Record Updated	Feb 01, 2017

Transaction

Tax	$0.00
Additional	Quitclaim Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	4860 4TH ST BOULDER CO 803040597, BOULDER, CO 80304-0597

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		$225,665 (+8.8%) Land $114,777 Building $110,888	$3,318,600 (-) Land $1,687,900 Building $1,630,700
2025	$19,180.00 (+16.36%)	$207,413 (+3.06%) Land $105,494 Building $101,919	$3,318,600 (+10.48%) Land $1,687,900 Building $1,630,700
2023	$16,483.00 (+0.66%)	$201,255 (+9.8%) Land $110,249 Building $91,006	$3,003,800 (+13.9%) Land $1,645,500 Building $1,358,300
2022	$16,375.00	$183,293 Land $87,223 Building $96,070	$2,637,300 Land $1,255,000 Building $1,382,300

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130121041, refreshed September 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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 58 individual policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	63 units insured incl. 5 condo units
Nearby Flood Claims	14 (2013–2015)
Claims Outside the SFHA	6 of 14
Most Recent Claim	May 2015 · Severe Storms, Tornadoes, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 13 claims

Wildfire

Wildfire Risk	High above 87% of the US · above 91% of Colorado
Wildfire Likelihood	1% annual chance
Exposure	Direct burnable vegetation at the parcel

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 83 locations within half a mile · Last verified October 2026

Provider	Max Down / Up (Mbps)
Ayva Fixed Wireless	2,500 / 2,500
Xfinity Cable	2,000 / 250
Live Wire Networks Fixed Wireless	250 / 100
Lumen Technologies DSL	140 / 20

May also be available: Verizon.

Drinking Water

Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026

Water System	CITY OF BOULDER serves 166,080 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.