1820 Sumac Ave, Boulder, CO 80304 Property Records

Boulder County property record for 1820 Sumac Ave, Boulder, CO 80304 · Last verified June 2026

Property Summary

Property Type	Single Family Home
Details	2 bd · 2.25 ba · 1,899 sqft · built 2001
Lot Size	0.73 acres (31,795 sqft)
Owner	2 Individual Names on File
Last Sale	$231,000 (Sep 2000)
Tax Bill	$10,097 (2025)
Flood Zone	Zone X (minimal risk)
APN	`1463-18-3-24-006`

Property Details

APN / Parcel Number

Primary APN	`1463-18-3-24-006`
Alternative APNs	`R0108893` `0108893`

Interior

Bedrooms	2 Beds
Full Baths	2.25 Baths
Half Baths	2 Half Baths
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,899 sqft Living Area
1st Floor Area	1,273 sqft
Upper Floors Area	626 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 2001
Effective Year Built	Effective 2001
Architectural Style	A-Frame
Exterior Material	Combination
Construction Type	Frame
Lot Area	31,795 sqft (0.73 acres)
Deck Area	154 sqft
Patio Area	240 sqft
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0108893
Street Address	1820 SUMAC AVE
City	BOULDER
State	CO
Zip	80304-0816
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOTS 7 & 17 & 18 BLK 11 MOORES & 30 FT VAC RIVERSIDE AV SOUTH OF LOTS 17 & 18
Legal Range	70
Legal Township	1N
Legal Section	18
Legal Subdivision	MOORES & REPLAT LOT 15 BLK 30 - BO
Legal Block	11
Legal Lot Number	7
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3000
Census Tract	12105

Owner

Source: Boulder County records · APN 1463-18-3-24-006

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	2 Individual Names on File
Mailing Address	1820 SUMAC AVE, BOULDER, CO 80304-0816
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Sep 14, 2000 · Amount on Record
Deed Sale	Sep 14, 2000 · Amount on Record
Prior Sale	Jun 28, 1991 · Amount on Record
Deed Document Number	20002078762
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, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$122,019 (+8.8%) Land $100,320 Building $21,699	$1,794,400 (-) Land $1,475,300 Building $319,100
2025	$10,097.00 (+2.04%)	$112,150 (-10.26%) Land $92,206 Building $19,944	$1,794,400 (-3.8%) Land $1,475,300 Building $319,100
2023	$9,895.00 (+18.49%)	$124,975 (+30.19%) Land $94,718 Building $30,257	$1,865,300 (+35.05%) Land $1,413,700 Building $451,600
2022	$8,351.00	$95,993 Land $76,401 Building $19,592	$1,381,200 Land $1,099,300 Building $281,900

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No
Nearest Special Flood Hazard Area	Zone AE, within 100 ft

Wildfire

Wildfire Risk	Low above 37% of the US · above 20% of Colorado
Wildfire Likelihood	About 1 in 1,429 per year
Exposure	Direct burnable vegetation at the parcel

Values are read at the parcel center point; lenders make the official flood determination.