301 S 3rd Ave, Superior (Louisville), CO 80027 Property Records

Boulder County property record for 301 S 3rd Ave, Superior, CO 80027

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.25 ba · 4,111 sqft · built 2021
Lot Size	0.189 acres (8,247 sqft)
Owner	2 Individual Names on File
Last Sale	$386,000 (Jul 2020)
Tax Bill	$8,383 (2025)
Deeds & Mortgages	Sep 2020 Construction Loan Jul 2020 Sale
Flood Zone	Zone X (moderate risk)
APN	`1577-24-0-24-012`

Property Details

APN / Parcel Number

Primary APN	`1577-24-0-24-012`
Alternative APN	`R0610220`

Interior

Bedrooms	4 Beds
Full Baths	2.25 Baths
Half Baths	2 Half Baths
Total Rooms	10 Rooms
Building Area	4,111 sqft Living Area
Gross Area	4,935 sqft
1st Floor Area	1,428 sqft
Basement Area	1,350 sqft
Finished Basement	988 sqft
Unfinished Basement	362 sqft

Exterior

Year Built	Built 2021
Effective Year Built	Effective 2021
Exterior Material	Composition/Composite
Construction Type	Frame
Roof Material	Asphalt
Lot Area	8,247 sqft (0.189 acres)
Garage Type	Attached
Garage Area	462 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0610220
Street Address	301 S 3RD AVE
City	SUPERIOR
State	CO
Zip	80027-9603
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 1 BLK M SOUTH ADD SUPERIOR & E 1/2 VAC ALLEY
Legal Range	70
Legal Township	1S
Legal Section	24
Legal Subdivision	SUPERIOR & SOUTH - SP
Legal Block	M
Legal Lot Number	1
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1050
Census Tract	60602

Owner

301 S 3rd Ave is owned and occupied by two individuals who bought it in July 2020.

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

Owner of Record	2 Individual Names on File
Mailing Address	301 S 3RD AVE, SUPERIOR, CO 80027-9603
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

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

Deeds, Mortgages & Sale History

Date	Document
Sep 30, 2020	Deed of Trust, Construction Loan · Construction Mortgage MATHEW MCKINTEY
Jul 23, 2020	Grant Deed, Transfer LAND TITLE GUARANTEE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 23, 2020 · Amount on File
Deed Sale	Jul 23, 2020 · Amount on File
Deed Document Number	20203800081
Prior Transfer Date	Jun 22, 2018
Prior Transfer Doc	0003662144
Record Updated	Oct 29, 2026

September 2020: Deed of Trust, Construction Loan

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Recording Date	Sep 30, 2020
Property Address	301 S 3RD AVE, SUPERIOR, CO 80027-9603
Document Number	0003820037
Instrument Date	Sep 28, 2020
Instrument	3820037
Transaction Type	Construction Loan
Record Updated	Oct 27, 2020
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	7871 LEFTHAND CANYON DR JAMESTOWN CO 804559715, JAMESTOWN, CO 80455-9715

Mortgage

Document Number	0003820037
Date	Sep 30, 2020
Instrument	3820037

Lender

Name	MATHEW MCKINTEY
Address	11971 QUAY ST, BROOMFIELD, CO 80020-2816

Agreement

Type	Construction Mortgage
Amount	Amount on Record
Term	12 Months
Due	Sep 29, 2021

Interest

Rate	8%

July 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	BOULDER CO
Recording Date	Jul 23, 2020
Property Address	301 S 3RD AVE, SUPERIOR, CO 80027-9603
Document Number	0003800081
Instrument Date	Jul 17, 2020
Instrument	3800081
Transaction Type	Transfer
Record Updated	Aug 25, 2020
Title Company	LAND TITLE GUARANTEE

Transaction

Amount	Amount on Record
Tax	$39.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	14270 N PINE BLUFF RD MEQUON WI 530971431, MEQUON, WI 53097-1431

Tax Assessment & Valuation

The 2025 property tax bill for 301 S 3rd Ave was $8,383.

Source: Boulder County assessment roll, as of September 18, 2026

Property Jurisdictions

Type	Name
State	Colorado
County	Boulder County
Municipality	Superior Town
Unified School District	Boulder Valley School District RE-2 (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$77,330 (+2.49%) Land $23,902 Building $53,428	$1,207,200 (-) Land $421,500 Building $785,700
2025	$8,383.00	$75,450 Land $26,344 Building $49,106	$1,207,200 Land $421,500 Building $785,700
2023	$7,748.00 (+53.49%)	$79,509 (+64.75%) Land $16,261 Building $63,248	$1,186,700 (+70.9%) Land $242,700 Building $944,000
2022	$5,048.00	$48,260 Land $11,627 Building $36,633	$694,400 Land $167,300 Building $527,100

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

FEMA maps place 301 S 3rd Ave in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	3 in force
Nearby Flood Claims	1 (2013)
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides

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

Wildfire risk around 301 S 3rd Ave is high, ranking above 73% of the US, with a 0.4% annual chance of wildfire.

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

Wildfire Risk	High above 73% of the US · above 70% of Colorado
Wildfire Likelihood	0.4% annual chance
Exposure	Direct burnable vegetation

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	SUPERIOR MD NO 1 serves 17,900 people · EPA ID CO0107725
Water Source	Surface water
Last State Inspection	Feb 2025
Lead	Under 1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	Treatment failure resolved · Dec 2021
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 126 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable · Fiber in parts of the area	2,000 / 2,000
T-Mobile Fixed Wireless	100 / 20

May also be available: CenturyLink, LiveWireNet.

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