2303 Mapleton Ave, Boulder, CO 80304 Property Records

Boulder County property record for 2303 Mapleton Ave, Boulder, CO 80304 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	3 Beds
Bathrooms	1.75 Baths
Year Built	Built 1978
Square Footage	1,796 sqft Living Area
Lot Size	3,767 sqft (0.087 acres)
Occupancy	Owner Occupied
Last Sale	$364,000 (1995)
Tax Bill	$8,474.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`1463-30-6-06-008`
Alternative APNs	`R0005365` `0005365`

Interior

Bedrooms	3 Beds
Full Baths	1.75 Baths
Partial Baths	1 Partial Baths
Total Rooms	7 Rooms
Building Area	1,796 sqft Living Area
Gross Area	1,950 sqft Gross Area
1st Floor	1,050 sqft 1st Floor
Upper Floors	746 sqft Upper Floors
Basement Area	154 sqft Basement
Stories	2 Stories
Interior Structure	Plaster Interior Structure

Exterior

Year Built	Built 1907
Effective Year Built	Effective 1978
Exterior Material	Combination Exterior
Construction Type	Masonry/Concrete Masonry Units (CMUs) Construction
Roof Material	Asphalt Roof
Lot Area	3,767 sqft (0.087 acres)
Deck Area	140 sqft Deck
Porch	Porch
Porch Area	140 sqft Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Forced Air with Air Conditioning Heating

Location & Zoning

Account Number	R0005365
Street Address	2303 MAPLETON AVE
City	BOULDER
State	CO
Zip	80304-3753
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	S 66.82 FT LOT 7 & 10 FT STRP ADJ ON SOUTH BLK 184 BOULDER O T
Legal Range	70
Legal Township	1N
Legal Section	30
Legal Subdivision	BOULDER O T EAST & WEST & NORTH - BO
Legal Block	184
Legal Lot Number	7
Jurisdiction	BOULDER CO
Minor Civil Division	BOULDER
Census Blockgroup	2
Census Block	2009
Census Tract	12107

Owner

Source: Boulder County records · APN 1463-30-6-06-008

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	2 Individuals Owners
Mailing Address	2303 MAPLETON AVE, BOULDER, CO 80304-3753
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Known Transactions	Last Sale Amount on Sep 19, 1995 Deed Sale Price on Sep 19, 1995 Prior Sale Amount on Oct 05, 1992
Deed Doc Number	19951548620
Prior Transfer Date	Apr 05, 1994
Prior Transfer Doc	0001412788
Record Refreshed	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, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$103,496 (+8.8%) Land $53,557 Building $49,939	$1,522,000 (-) Land $787,600 Building $734,400
2025	$8,474.00 (+3.98%)	$95,125 (-9.2%) Land $49,225 Building $45,900	$1,522,000 (-2.67%) Land $787,600 Building $734,400
2023	$8,150.00 (+8.61%)	$104,768 (+29.64%) Land $53,687 Building $51,081	$1,563,700 (+34.48%) Land $801,300 Building $762,400
2022	$7,504.00	$80,815 Land $40,463 Building $40,352	$1,162,800 Land $582,200 Building $580,600