1581 Bison Dr, Boulder, CO 80302 Property Records

Boulder County property record for 1581 Bison Dr, Boulder, CO 80302

Property Summary

Property Type	Timberland, Forest, Woodland Vacant Land
Details	3 bd · 1.5 ba · 3,073 sqft · built 1984
Lot Size	37.1 acres (1,617,900 sqft)
Owner	2 Individual Names on Record
Last Sale	$108,000 (Jun 1988)
Tax Bill	$3,988 (2025)
Deeds & Mortgages	Jul 2018 Mortgage Jul 2018 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1579-00-1-00-011`

Property Details

APN / Parcel Number

Primary APN	`1579-00-1-00-011`
Alternative APNs	`R0080998` `0080998`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	3,073 sqft Gross Area
1st Floor Area	2,346 sqft
Upper Floors Area	727 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1984
Effective Year Built	Effective 1995
Exterior Material	Logs
Construction Type	Frame
Lot Area	1,617,900 sqft
Garage Type	Detached
Garage Area	1,728 sqft
Parking Spaces	6 Parking Spaces
Porch	Porch
Porch Area	80 sqft
Deck Area	100 sqft

Utilities, Heating & Cooling

Heating Fuel	Electric

Location & Zoning

Account Number	R0080998
Street Address	1581 BISON DR
City	BOULDER
State	CO
Zip	80302-9526
Property Category	Vacant Land
Property Type	Vacant Land > Timberland, Forest, Woodland
Local Zoning Code	F
Legal Description	PT W 1/2 14-1S-71 35.33 ACS M/L AKA PARCEL 5 PINE NEEDLE NOTCH EAST PER DEED 926914 06/28/88 BCR 24149 COMBINED HERE
Legal Range	71
Legal Township	1S
Legal Section	14
Legal Subdivision	TR, NBR 910 WALKER RANCH AREA
Legal Block	4
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	4
Census Block	4008
Census Tract	12510

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	2 Individual Names on Record
Mailing Address	PO BOX 15, BOULDER, CO 80306-0015
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jul 13, 2018	Deed of Trust, Mortgage RED ROCKS CU
Jul 13, 2018	Deed of Trust, Mortgage AMERICAN FINANCING

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 28, 1988 · Amount on Record
Deed Sale	Jun 28, 1988 · Amount on Record
Prior Sale	Mar 19, 1984
Deed Document Number	1988926914
Record Updated	Sep 20, 2026

July 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	1581 BISON DR, BOULDER, CO 80302-9526
Document Number	0003666968
Instrument Date	Jul 13, 2018
Transaction Type	Mortgage
Record Updated	Jul 27, 2018
Title Company	FIRST INTEGRITY TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1581 BISON DR BOULDER CO 803029526, BOULDER, CO 80302-9526

Mortgage

Document Number	0003666968
Date	Jul 20, 2018
Instrument	3666968

Lender

Name	RED ROCKS CU
Address	LANE LITTLETON, CO 80120

Agreement

Amount	Amount Recorded
Term	84 Months
Due	Jul 19, 2025

July 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	1581 BISON DR, BOULDER, CO 80302-9526
Document Number	0003666967
Instrument Date	Jul 13, 2018
Transaction Type	Mortgage
Record Updated	Jan 14, 2019
Title Company	FIRST INTEGRITY TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1581 BISON DR BOULDER CO 803029526, BOULDER, CO 80302-9526

Mortgage

Document Number	0003666967
Date	Jul 20, 2018
Instrument	3666967

Lender

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

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Jul 19, 2048

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of June 15, 2026

Property Jurisdictions

Type	Name
State	Colorado
County	Boulder County
Unified School District	Boulder Valley School District RE-2 (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$50,170 (+8.77%) Land $68 Building $50,102	$737,070 (-) Land $270 Building $736,800
2025	$3,988.00 (-17.09%)	$46,123 (-27.03%) Land $73 Building $46,050	$737,070 (-21.73%) Land $270 Building $736,800
2023	$4,810.00 (+57.55%)	$63,212 (+65.43%) Land $158 Building $63,054	$941,700 (+71.72%) Land $600 Building $941,100
2022	$3,053.00	$38,211 Land $132 Building $38,079	$548,400 Land $500 Building $547,900

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
Flood Insurance Cost	Premium on Record median of 33 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	33 in force
Nearby Flood Claims	14 (1995–2013)
Claims Outside the SFHA	8 of 14
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 11 claims

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	Extreme above 97.4% of the US · above 99.2% of Colorado
Wildfire Likelihood	2% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.

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

Internet Providers

Source: FCC Broadband Data Collection, based on 4 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Ayva Networks Fixed Wireless	2,500 / 2,500
Starlink Satellite	280 / 30
Rise Broadband Fixed Wireless	50 / 10

Cell Coverage

4G LTE (outdoors only), no 5G reported

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