350 Martin Dr, Boulder, CO 80305 Property Records

Boulder County property record for 350 Martin Dr, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	4 bd · 1 ba · 1,326 sqft · built 1955
Lot Size	0.168 acres (7,315 sqft)
Owner	Individual Name on Record
Last Sale	$700,000 (Feb 2020)
Tax Bill	$5,139 (2025)
Deeds & Mortgages	Feb 2020 Sale
Flood Zone	Zone X (minimal risk)
APN	`1577-05-2-25-005`

Property Details

APN / Parcel Number

Primary APN	`1577-05-2-25-005`
Alternative APNs	`R0010122` `0010122`

Interior

Bedrooms	4 Beds
Full Baths	1 Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,326 sqft Living Area
1st Floor Area	1,326 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1955
Effective Year Built	Effective 1995
Architectural Style	Ranch
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Roof Material	Asphalt
Lot Area	7,315 sqft (0.168 acres)
Garage Type	Attached
Garage Area	286 sqft
Patio Area	224 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0010122
Street Address	350 MARTIN DR
City	BOULDER
State	CO
Zip	80305-3445
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 5 BLK 3 MARTIN ACRES 1
Legal Range	70
Legal Township	1S
Legal Section	05
Legal Subdivision	MARTIN ACRES 1 - BO
Legal Block	3
Legal Lot Number	5
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1014
Census Tract	12507

Owner

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

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

Owner of Record	Individual Name on Record
Mailing Address	350 MARTIN DR, BOULDER, CO 80305-3445
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 20, 2020 · Amount on Record
Deed Sale	Feb 20, 2020 · Amount on Record
Prior Sale	Aug 26, 2014 · Amount on Record
Deed Document Number	20203767253
Prior Transfer Date	Nov 2, 2010
Prior Transfer Doc	0003112773
Record Updated	Oct 29, 2026

February 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Feb 20, 2020
Property Address	350 MARTIN DR, BOULDER, CO 80305-3445
Document Number	0003767253
Instrument Date	Feb 12, 2020
Instrument	3767253
Transaction Type	Transfer
Record Updated	Mar 4, 2020
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount Recorded
Tax	$70.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	350 MARTIN DR BOULDER CO 803053445, BOULDER, CO 80305-3445

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		$53,890 (-0.03%) Land $34,109 Building $19,781	$862,500 (-) Land $571,600 Building $290,900
2025	$5,139.00 (-0.04%)	$53,906 (-13.31%) Land $35,725 Building $18,181	$862,500 (-7.07%) Land $571,600 Building $290,900
2024	$5,141.00 (+1.78%)
2023	$5,051.00 (+12.72%)	$62,183 (+28.85%) Land $42,411 Building $19,772	$928,100 (+33.65%) Land $633,000 Building $295,100
2022	$4,481.00	$48,261 Land $31,699 Building $16,562	$694,400 Land $456,100 Building $238,300

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
Nearest Special Flood Hazard Area	Zone AH, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record 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

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

Wildfire Risk	Low lower than 67% of the US · lower than 84% of Colorado
Wildfire Likelihood	0.02% 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