3485 Martin Dr, Boulder, CO 80305 Property Records

Boulder County property record for 3485 Martin Dr, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 2,396 sqft · built 1955
Lot Size	0.196 acres (8,529 sqft)
Owner	Individual Name on File
Last Sale	$562,500 (Jun 2007)
Tax Bill	$6,491 (2025)
Deeds & Mortgages	Apr 2021 Mortgage
Flood Zone	Zone X (moderate risk)
APN	`1577-05-3-04-007`

Property Details

APN / Parcel Number

Primary APN	`1577-05-3-04-007`
Alternative APNs	`R0009663` `0009663`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	2,396 sqft Living Area
1st Floor Area	1,896 sqft
Upper Floors Area	500 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1955
Effective Year Built	Effective 1995
Architectural Style	A-Frame
Exterior Material	Combination
Construction Type	Frame
Roof Material	Asphalt
Lot Area	8,529 sqft (0.196 acres)
Garage Type	Detached
Garage Area	484 sqft
Parking Spaces	2 Parking Spaces
Patio Area	252 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0009663
Street Address	3485 MARTIN DR
City	BOULDER
State	CO
Zip	80305-3448
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 9 BLK 9 MARTIN ACRES 1
Legal Range	70
Legal Township	1S
Legal Section	05
Legal Subdivision	MARTIN ACRES 1 - BO
Legal Block	9
Legal Lot Number	9
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1015
Census Tract	12507

Owner

3485 Martin Dr is owned and occupied by an individual who bought it in June 2007.

Source: Boulder County records, as of September 18, 2026

Owner of Record	Individual Name on File
Mailing Address	3485 MARTIN DR, BOULDER, CO 80305-3448
Occupancy	Owner Occupied
Owner Type	Individual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 22, 2007 · Amount on File
Deed Sale	Jun 22, 2007 · Amount on File
Prior Sale	Jul 24, 2006 · Amount on File
Deed Document Number	20072864256
Record Updated	Oct 29, 2026

April 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3485 MARTIN DR, BOULDER, CO 80305-3448
Transaction Type	Mortgage
Record Updated	Apr 16, 2021
Title Company	FIRST INTEGRITY TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003875198
Date	Apr 7, 2021
Instrument	3875198

Lender

Name	AMERICAN FINANCING CORP
Type	Lending Institution
Address	AURORA, CO 80014

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	300 Months
Due	Apr 1, 2046

Tax Assessment & Valuation

The 2025 property tax bill for 3485 Martin Dr was $6,491.

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		$69,312 (+1.81%) Land $33,231 Building $36,081	$1,089,300 (-) Land $558,700 Building $530,600
2025	$6,491.00	$68,082 Land $34,919 Building $33,163	$1,089,300 Land $558,700 Building $530,600
2023	$6,365.00 (+14.21%)	$77,392 (+28.94%) Land $40,709 Building $36,683	$1,155,100 (+33.75%) Land $607,600 Building $547,500
2022	$5,573.00	$60,021 Land $30,365 Building $29,656	$863,600 Land $436,900 Building $426,700

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

FEMA maps place 3485 Martin Dr in Zone X, an area of moderate flood risk, though there have been 16 flood claims nearby since 1995.

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 25 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	25 in force
Nearby Flood Claims	16 (1995–2013)
Claims Outside the SFHA	2 of 16
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 14 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

Wildfire risk around 3485 Martin Dr is low, with a 0.03% annual chance of wildfire.

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

Wildfire Risk	Low lower than 65% of the US · lower than 82% of Colorado
Wildfire Likelihood	0.03% 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 451 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	2,000 / 1,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
LiveWireNet Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20