4005 Martin Dr, Boulder, CO 80305 Property Records

Boulder County property record for 4005 Martin Dr, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,152 sqft · built 1956
Lot Size	0.173 acres (7,518 sqft)
Owner	2 Individual Names on File
Last Sale	$685,000 (Aug 2020)
Tax Bill	$4,872 (2025)
Deeds & Mortgages	Jun 2018 Mortgage Aug 2020 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`1577-05-4-30-008`

Property Details

APN / Parcel Number

Primary APN	`1577-05-4-30-008`
Alternative APNs	`R0014805` `0014805`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,152 sqft Living Area
Gross Area	1,372 sqft
1st Floor Area	1,152 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1956
Effective Year Built	Effective 2000
Architectural Style	Ranch
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Roof Material	Asphalt
Lot Area	7,518 sqft (0.173 acres)
Garage Type	Attached
Garage Area	220 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0014805
Street Address	4005 MARTIN DR
City	BOULDER
State	CO
Zip	80305-5431
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 8 BLK 13 MARTIN ACRES 2
Legal Range	70
Legal Township	1S
Legal Section	05
Legal Subdivision	MARTIN ACRES 2 - BO
Legal Block	13
Legal Lot Number	8
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1024
Census Tract	12507

Owner

4005 Martin Dr is owned and occupied by two individuals who bought it in August 2020.

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

Owner of Record	2 Individual Names on File
Mailing Address	4005 MARTIN DR, BOULDER, CO 80305-5431
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

Date	Document
Jun 15, 2018	Deed of Trust, Mortgage · Conventional Mortgage BROKER SOLUTIONS INC
Aug 21, 2020	Grant Deed, Transfer · Conventional Mortgage PLANET HM LNDG
Apr 10, 2020	Deed of Trust, Mortgage · Conventional Mortgage MORTGAGE WORKS
Nov 15, 2018	Deed of Trust, Mortgage · Line of Credit RED ROCKS CU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 20, 2020 · Amount on File
Deed Sale	Aug 20, 2020 · Amount on File
Prior Sale	Apr 23, 2014 · Amount on File
Deed Document Number	20203808656
Record Updated	Oct 29, 2026

June 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4005 MARTIN DR, BOULDER, CO 80305-5431
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	CAPITAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003661006
Date	Jun 15, 2018
Instrument	3661006

Lender

Name	BROKER SOLUTIONS INC
Type	Funding / Finance Company
Address	TUSTIN, CA 92780

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jul 1, 2048

August 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	BOULDER CO
Recording Date	Aug 21, 2020
Property Address	4005 MARTIN DR, BOULDER, CO 80305-5431
Document Number	0003808656
Instrument Date	Aug 10, 2020
Instrument	3808656
Transaction Type	Transfer
Record Updated	Sep 24, 2020
Title Company	FIRST AMERICAN

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$69.00
Amount Accuracy	Confirmed
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	4005 MARTIN DR BOULDER CO 803055431, BOULDER, CO 80305-5431

Mortgage

Document Number	3808657
Date	Aug 21, 2020
Instrument	3808657

Lender

Name	PLANET HM LNDG
Address	MERIDEN, CT 06450

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Aug 20, 2050

April 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4005 MARTIN DR, BOULDER, CO 80305-5431
Document Number	0003779954
Instrument Date	Apr 10, 2020
Transaction Type	Mortgage
Record Updated	Jun 8, 2020
Title Company	TITLE SERVICE AND LIAISON COMPANIES, INDECOMM GLOBAL SVCS

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4005 MARTIN DR BOULDER CO 803055431, BOULDER, CO 80305-5431

Mortgage

Document Number	0003779954
Date	Apr 28, 2020
Instrument	3779954

Lender

Name	MORTGAGE WORKS
Type	Mortgage Company
Address	FORT WASHINGTON, PA 19034

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Apr 27, 2050

November 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4005 MARTIN DR, BOULDER, CO 80305-5431
Document Number	0003691276
Instrument Date	Nov 15, 2018
Transaction Type	Mortgage
Record Updated	Jan 4, 2019

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4005 MARTIN DR BOULDER CO 803055431, BOULDER, CO 80305-5431

Mortgage

Document Number	0003691276
Date	Dec 26, 2018
Instrument	3691276

Lender

Name	RED ROCKS CU
Address	LITTLETON, CO 80120

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

The 2025 property tax bill for 4005 Martin Dr was $4,872.

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		$50,837 (-0.52%) Land $30,913 Building $19,924	$817,600 (-) Land $524,600 Building $293,000
2025	$4,872.00	$51,101 Land $32,788 Building $18,313	$817,600 Land $524,600 Building $293,000
2023	$4,654.00 (+11.74%)	$57,580 (+28.37%) Land $38,224 Building $19,356	$859,400 (+33.16%) Land $570,500 Building $288,900
2022	$4,165.00	$44,855 Land $28,509 Building $16,346	$645,400 Land $410,200 Building $235,200

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 4005 Martin Dr in Zone X, an area of minimal 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 minimal risk
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 4005 Martin Dr is low, with a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 80% of the US · lower than 91% of Colorado
Wildfire Likelihood	0.01% 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 678 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
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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