3665 Endicott Dr, Boulder, CO 80305 Property Records

Boulder County property record for 3665 Endicott Dr, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,648 sqft · built 1966
Lot Size	0.169 acres (7,352 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,510,000 (Apr 2021)
Tax Bill	$8,878 (2025)
Deeds & Mortgages	Apr 2021 Sale
Flood Zone	Zone X (minimal risk)
APN	`1577-08-4-15-004`

Property Details

APN / Parcel Number

Primary APN	`1577-08-4-15-004`
Alternative APNs	`R0010418` `0010418`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	2 Half Baths
Total Rooms	9 Rooms
Building Area	2,648 sqft Living Area
Gross Area	3,224 sqft
1st Floor Area	1,744 sqft
Basement Area	904 sqft
Finished Basement	328 sqft
Unfinished Basement	576 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1966
Effective Year Built	Effective 1990
Architectural Style	Bi-Level
Exterior Material	Wood Shingle
Construction Type	Frame
Roof Material	Asphalt
Lot Area	7,352 sqft (0.169 acres)
Garage Type	Attached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	60 sqft
Deck Area	69 sqft

Utilities, Heating & Cooling

Cooling System	Evaporative
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0010418
Street Address	3665 ENDICOTT DR
City	BOULDER
State	CO
Zip	80305-6912
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 28 BLK 13 TABLE MESA 2
Legal Range	70
Legal Township	1S
Legal Section	08
Legal Subdivision	TABLE MESA 2
Legal Block	13
Legal Lot Number	28
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3000
Census Tract	12509

Owner

Source: Boulder County records, as of September 18, 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	2875 JUILLIARD ST, BOULDER, CO 80305-7034
Owner Type	Individual
Vesting	Joint Tenants with Right of Survivorship

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 28, 2021 · Amount on Record
Deed Sale	Apr 28, 2021 · Amount on Record
Prior Sale	May 11, 1982
Deed Document Number	20213880945
Prior Transfer Date	Mar 5, 2013
Prior Transfer Doc	0003295732
Record Updated	Oct 29, 2026

April 2021: Personal Representative Deed, Transfer

Document Type	Personal Representative Deed
Jurisdiction	BOULDER CO
Recording Date	Apr 28, 2021
Property Address	3665 ENDICOTT DR, BOULDER, CO 80305-6912
Document Number	0003880945
Instrument Date	Apr 26, 2021
Instrument	3880945
Transaction Type	Transfer
Record Updated	May 14, 2021
Title Company	LAND TITLE GUARANTY COMPANY IN, LAND TITLE GUARANTEE COMPANY

Transaction

Amount	Amount Recorded
Tax	$151.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	3665 ENDICOTT DR, BOULDER, CO 80305-6912

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of September 18, 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		$96,553 (+3.69%) Land $54,930 Building $41,623	$1,489,900 (-) Land $877,800 Building $612,100
2025	$8,878.00 (+1.34%)	$93,119 (-11.44%) Land $54,863 Building $38,256	$1,489,900 (-5.06%) Land $877,800 Building $612,100
2023	$8,761.00 (+19.29%)	$105,143 (+32.94%) Land $62,960 Building $42,183	$1,569,300 (+37.9%) Land $939,700 Building $629,600
2022	$7,344.00	$79,091 Land $46,315 Building $32,776	$1,138,000 Land $666,400 Building $471,600

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	4 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 63% of the US · lower than 80% of Colorado
Wildfire Likelihood	0.08% annual chance
Exposure	None beyond ember reach

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 510 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
Verizon Fixed Wireless	300 / 20
LiveWireNet Fixed Wireless	250 / 100