735 Spruce St, Boulder, CO 80302 Property Records

Boulder County property record for 735 Spruce St, Boulder, CO 80302

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.75 ba · 4,862 sqft · built 1920
Lot Size	0.434 acres (18,886 sqft)
Owner	Individual Name on File
Last Sale	$290,000 (May 1985)
Tax Bill	$28,625 (2025)
Flood Zone	Zone X (minimal risk)
APN	`1461-25-4-21-006`

Property Details

APN / Parcel Number

Primary APN	`1461-25-4-21-006`
Alternative APNs	`R0008326` `0008326`

Interior

Bedrooms	4 Beds
Full Baths	3.75 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	4,862 sqft Living Area
Gross Area	5,735 sqft
1st Floor Area	2,201 sqft
Upper Floors Area	1,632 sqft
Basement Area	1,596 sqft
Finished Basement	1,029 sqft
Unfinished Basement	567 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1920
Effective Year Built	Effective 1988
Exterior Material	Combination
Construction Type	Masonry / Concrete Block
Roof Material	Asphalt
Lot Area	18,886 sqft (0.434 acres)
Garage Type	Attached
Garage Area	306 sqft
Parking Spaces	1 Parking Space
Porch	Porch
Porch Area	270 sqft
Deck Area	135 sqft

Utilities, Heating & Cooling

Heating System	Hot Water

Location & Zoning

Account Number	R0008326
Street Address	735 SPRUCE ST
City	BOULDER
State	CO
Zip	80302-5019
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOTS 8-9-10 BLK 118 BOULDER WEST SQUIRES
Legal Range	71
Legal Township	1N
Legal Section	30
Legal Subdivision	BOULDER O T EAST & WEST & NORTH - BO
Legal Block	118
Legal Lot Number	8
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	4
Census Block	4017
Census Tract	12101

Owner

Source: Boulder County records · APN 1461-25-4-21-006

Assessment roll updated June 15, 2026 · Last verified June 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on File
Mailing Address	735 SPRUCE ST, BOULDER, CO 80302-5019
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	May 15, 1985 · Amount on Record
Deed Sale	May 15, 1985 · Amount on Record
Prior Sale	Jan 05, 1979 · Amount on Record
Deed Document Number	1985688583
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 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

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$333,438 (+8.8%) Land $183,797 Building $149,641	$4,903,500 (-) Land $2,702,900 Building $2,200,600
2025	$28,625.00 (-4.87%)	$306,469 (-14.59%) Land $168,931 Building $137,538	$4,903,500 (-8.44%) Land $2,702,900 Building $2,200,600
2023	$30,090.00 (+10.96%)	$358,819 (+20.01%) Land $179,326 Building $179,493	$5,355,500 (+24.49%) Land $2,676,500 Building $2,679,000
2022	$27,119.00	$298,989 Land $130,681 Building $168,308	$4,302,000 Land $1,880,300 Building $2,421,700

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Boulder County (08013C), as of October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130121014, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

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	15 units insured incl. 9 condo units
Nearby Flood Claims	2 (2013)
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides

Wildfire

Wildfire Risk	Moderate above 51% of the US · lower than 65% of Colorado
Wildfire Likelihood	0.1% annual chance
Exposure	Direct burnable vegetation at the parcel

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Ayva Fixed Wireless	2,500 / 2,500
Lumen Technologies Fiber · DSL in parts of the area	2,000 / 1,000
Xfinity Cable	2,000 / 250
Live Wire Networks Fixed Wireless	250 / 100
T-Mobile USA Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Verizon.

Based on FCC filings for 684 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CO0107152, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF BOULDER serves 166,080 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.