10 S 35th St, Boulder, CO 80305 Property Records

Boulder County property record for 10 S 35th St, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,280 sqft · built 1961
Lot Size	0.182 acres (7,934 sqft)
Owner	2 Company Names on Record
Last Sale	$109,000 (Jun 1992)
Tax Bill	$3,970 (2025)
Deeds & Mortgages	Jan 2026 Transfer
Flood Zone	Zone AE (high risk)
APN	`1577-05-1-16-001`

Property Details

APN / Parcel Number

Primary APN	`1577-05-1-16-001`
Alternative APNs	`R0014484` `0014484`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Building Area	1,280 sqft Living Area
Gross Area	1,568 sqft
1st Floor Area	896 sqft
Basement Area	384 sqft
Finished Basement	384 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1961
Effective Year Built	Effective 1961
Architectural Style	Split Level
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Lot Area	7,934 sqft (0.182 acres)
Garage Type	Attached
Garage Area	288 sqft
Parking Spaces	1 Parking Space
Deck Area	200 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0014484
Street Address	10 S 35TH ST
City	BOULDER
State	CO
Zip	80305-5525
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 1 BLK 4 WILLIAM MARTIN HOMESTEAD
Legal Range	70
Legal Township	1S
Legal Section	05
Legal Subdivision	WILLIAM MARTIN HOMESTEAD - BO
Legal Block	4
Legal Lot Number	1
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1007
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	2 Company Names on Record
Mailing Address	2615 SE 77TH AVE, PORTLAND, OR 97206-1015
Owner Type	Company
Vesting	Life Tenant

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 2, 1992 · Amount on Record
Deed Sale	Jun 2, 1992 · Amount on Record
Prior Sale	Mar 9, 1983
Deed Document Number	19921189576
Transfer Doc	0002595124
Record Updated	Oct 29, 2026

January 2026: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	BOULDER CO
Recording Date	Jan 8, 2026
Property Address	10 S 35TH ST, BOULDER, CO 80305-5525
Document Number	0004115922
Map Reference	MB 7 PG 34&35
Instrument Date	Dec 16, 2025
Instrument	4115922
Transaction Type	Transfer
Record Updated	Jan 30, 2026

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	2615 SE 77TH AVE, PORTLAND, OR 97206-1015

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	2615 SE 77TH AVE, PORTLAND, OR 97206-1015

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		$39,951 (-2.08%) Land $30,703 Building $9,248	$652,800 (-) Land $516,800 Building $136,000
2025	$3,970.00 (+1.82%)	$40,800 (-14.95%) Land $32,300 Building $8,500	$652,800 (-8.83%) Land $516,800 Building $136,000
2023	$3,899.00 (+6.82%)	$47,972 (+24.59%) Land $38,847 Building $9,125	$716,000 (+29.24%) Land $579,800 Building $136,200
2022	$3,650.00	$38,503 Land $29,107 Building $9,396	$554,000 Land $418,800 Building $135,200

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

Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
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 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 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