1811 Walnut St, Boulder, CO 80302 Property Records

Boulder County property record for 1811 Walnut St, Boulder, CO 80302

Property Summary

Property Type	Multi-Family Dwellings
Details	9 bd · 4 ba · 5,611 sqft · built 1965
Lot Size	0.164 acres (7,126 sqft)
Owner	Company Name on Record
Last Sale	$1,385,000 (Dec 2014)
Tax Bill	$20,983 (2025)
Deeds & Mortgages	Jun 2020 Transfer Jun 2020 Transfer + 3 more
Flood Zone	Zone X (moderate risk)
APN	`1463-30-4-27-007`

Property Details

APN / Parcel Number

Primary APN	`1463-30-4-27-007`
Alternative APNs	`R0004846` `0004846`

Interior

Bedrooms	9 Beds
Full Baths	4 Baths
Total Rooms	16 Rooms
Units	9 Units
Building Area	5,611 sqft Living Area
1st Floor Area	2,232 sqft
Upper Floors Area	2,232 sqft
Basement Area	1,147 sqft
Finished Basement	1,147 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1965
Effective Year Built	Effective 1995
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Lot Area	7,126 sqft (0.164 acres)

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Hot Water

Location & Zoning

Account Number	R0004846
Street Address	1811 WALNUT ST
City	BOULDER
State	CO
Zip	80302-5540
Property Category	Residential
Property Type	Residential > Multi-Unit > Multi-Family Dwellings
Legal Description	LOT 8 BLK 73 BOULDER EAST
Legal Range	70
Legal Township	1N
Legal Section	30
Legal Subdivision	BOULDER O T EAST & WEST & NORTH - BO
Legal Block	73
Legal Lot Number	8
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	2
Census Block	2006
Census Tract	12205

Owner

Source: Boulder County records, as of June 15, 2026

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

Owner of Record	Company Name on Record
Mailing Address	2462 LONGMONT DAM RD, LYONS, CO 80540-9042
Owner Type	Company

Deeds, Mortgages & Sale History

Date	Document
Jun 23, 2020	Quit Claim Deed, Transfer NOT AVAILABLE
Jun 22, 2020	Correction Deed NOT AVAILABLE
Jun 22, 2020	Intrafamily Transfer, Transfer · Conventional Mortgage PLAINS COMMERCE BANK
Dec 5, 2019	Quit Claim Deed, Transfer NOT AVAILABLE
Apr 12, 2019	Intrafamily Transfer, Transfer · Conventional Mortgage LOANSTARS MORTGAGE COMPANY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 22, 2014 · Amount on Record
Deed Sale	Dec 22, 2014 · Amount on Record
Prior Sale	Apr 30, 1993 · Amount on Record
Deed Document Number	20143419273
Last Transfer Date	Jun 17, 2020
Transfer Doc	0003793043
Record Updated	Sep 20, 2026

June 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Jun 23, 2020
Property Address	1811 WALNUT ST, BOULDER, CO 80302-5540
Document Number	0003793043
Instrument Date	Jun 17, 2020
Instrument	3793043
Transaction Type	Transfer
Record Updated	Jul 24, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	2462 LONGMONT DAM RD LYONS CO 805409042, LYONS, CO 80540-9042

June 2020: Correction Deed

Document Type	Correction Deed
Jurisdiction	BOULDER CO
Recording Date	Jun 22, 2020
Property Address	1811 WALNUT ST, BOULDER, CO 80302-5540
Document Number	0003792785
Instrument Date	Jun 17, 2020
Instrument	3792785
Record Updated	Jul 24, 2020
Title Company	NOT AVAILABLE

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	2462 LONGMONT DAM RD LYONS CO 805409042, LYONS, CO 80540-9042

June 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	BOULDER CO
Recording Date	Jun 22, 2020
Property Address	1811 WALNUT ST, BOULDER, CO 80302-5540
Document Number	0003792786
Instrument Date	Jun 17, 2020
Instrument	3792786
Transaction Type	Transfer
Record Updated	Apr 15, 2022

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2462 LONGMONT DAM RD, LYONS, CO 80540-9042

Mortgage

Document Number	0003792787
Date	Jun 22, 2020
Instrument	3792787

Lender

Name	PLAINS COMMERCE BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jul 1, 2050

December 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Dec 5, 2019
Property Address	1811 WALNUT ST, BOULDER, CO 80302-5540
Document Number	0003752952
Instrument Date	Dec 5, 2019
Instrument	3752952
Transaction Type	Transfer
Record Updated	Dec 17, 2019
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	2462 LONGMONT DAM RD LYONS CO 805409042, LYONS, CO 80540-9042

April 2019: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	BOULDER CO
Recording Date	Apr 12, 2019
Property Address	1811 WALNUT ST, BOULDER, CO 80302-5540
Document Number	0003707067
Instrument Date	Apr 10, 2019
Instrument	3707067
Transaction Type	Transfer
Record Updated	Apr 15, 2022

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2462 LONGRNONT DAM ROAD, LYONS, CO 80540

Mortgage

Document Number	0003707068
Date	Apr 12, 2019
Instrument	3707068

Lender

Name	LOANSTARS MORTGAGE COMPANY

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2049

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of June 15, 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		$205,626 (+8.8%) Land $58,222 Building $147,404	$3,023,900 (-) Land $856,200 Building $2,167,700
2025	$20,983.00 (+55.04%)	$188,994 (+22.64%) Land $53,513 Building $135,481	$3,023,900 (+31.47%) Land $856,200 Building $2,167,700
2024	$13,534.00 (+4.2%)
2023	$12,989.00 (+8.84%)	$154,100 (+19.9%) Land $53,600 Building $100,500	$2,300,000 (+21.69%) Land $800,000 Building $1,500,000
2022	$11,934.00	$128,520 Land $40,188 Building $88,332	$1,890,000 Land $591,000 Building $1,299,000

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 X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 31 individual policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	64 units insured incl. 33 condo units
Nearby Flood Claims	6 (2013)
Claims Outside the SFHA	2 of 6
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 6 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 98% of the US · lower than 99.2% of Colorado
Wildfire Likelihood	Under 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 544 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

May also be available: AT&T.

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