6500 Nautilus Dr, Boulder, CO 80301 Property Records

Boulder County property record for 6500 Nautilus Dr, Boulder, CO 80301

Property Summary

Property Type	Exempt (Full or Partial)
Lot Size	42.8 acres (1,867,970 sqft)
Owner	Company Name on Record
Last Sale	$130,000 (Jan 2002)
Flood Zone	Zone X (minimal risk)
APN	`1463-11-3-00-012`

Property Details

APN / Parcel Number

Primary APN	`1463-11-3-00-012`
Alternative APNs	`R0084949` `0084949`

Exterior

Lot Area	1,867,970 sqft

Location & Zoning

Account Number	R0084949
Street Address	6500 NAUTILUS DR
State	CO
Property Category	Other
Property Type	Other > Exempt (Full or Partial)
Local Zoning Code	RR
Legal Description	14.3 ACS M/L SE 1/4 SW 1/4 11-1N-70 TWIN LAKE RESEVOIR
Legal Range	70
Legal Township	1N
Legal Section	11
Legal Subdivision	TR, NBR 130-134-830-820
Legal Tract	9903
Legal Block	1
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1008
Census Tract	12705

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	5201 SAINT VRAIN RD, 1, LONGMONT, CO 80503-9054
Owner Type	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jan 15, 2002 · Amount on Record
Deed Sale	Jan 15, 2002 · Amount on Record
Deed Document Number	20022242676
Record Updated	Sep 20, 2026

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		$13,316,368 (-3.7%) Land $13,316,368	$51,216,800 (-) Land $51,216,800
2025	Additional exemption filed	$13,828,536 (+86.01%) Land $13,828,536	$51,216,800 (+92.21%) Land $51,216,800
2023	Additional exemption filed	$7,434,135 Land $7,434,135	$26,645,645 Land $26,645,645

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

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	1 in force

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	Low lower than 64% of the US · lower than 81% of Colorado
Wildfire Likelihood	0.04% annual chance
Exposure	Direct burnable vegetation

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 163 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Ayva Networks Fixed Wireless	2,500 / 2,500
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
LiveWireNet Fixed Wireless	250 / 100
CenturyLink DSL	140 / 20
T-Mobile Fixed Wireless	100 / 20