1921 Walnut St, Boulder, CO 80302 Property Records

Boulder County property record for 1921 Walnut St, Boulder, CO 80302

Property Summary

Property Type	Multi-Family Dwellings
Details	8 bd · 8 ba · 3,540 sqft · built 1984
Lot Size	0.17 acres (7,420 sqft)
Owner	Company Name on Record
Last Sale	$75,000 (Jan 1983)
Tax Bill	$20,955 (2025)
Deeds & Mortgages	May 2026 Sale
Flood Zone	Zone X (moderate risk)
APN	`1463-30-4-28-005`

Property Details

APN / Parcel Number

Primary APN	`1463-30-4-28-005`
Alternative APNs	`R0007761` `0007761`

Interior

Bedrooms	8 Beds
Full Baths	8 Baths
Total Rooms	24 Rooms
Units	16 Units
Building Area	3,540 sqft Living Area
1st Floor Area	1,770 sqft
Upper Floors Area	1,770 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1984
Effective Year Built	Effective 1984
Exterior Material	Brick Veneer
Construction Type	Frame
Lot Area	7,420 sqft (0.17 acres)
Garage Type	Carport
Garage Area	1,770 sqft
Carport	Carport
Carport Area	1,770 sqft
Parking Spaces	6 Parking Spaces

Exterior Amenities

Porch	Porch
Porch Area	224 sqft
Deck Area	1,040 sqft
Shed	1 Shed
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0007761
Street Address	1921 WALNUT ST
City	BOULDER
State	CO
Zip	80302-4486
Property Category	Residential
Property Type	Residential > Multi-Unit > Multi-Family Dwellings
Legal Description	LOT 8 BLK 74 BOULDER EAST
Legal Range	70
Legal Township	1N
Legal Section	30
Legal Subdivision	BOULDER O T EAST & WEST & NORTH - BO
Legal Block	74
Legal Lot Number	8
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	2
Census Block	2005
Census Tract	12205

Owner

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

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

Owner of Record	Company Name on Record
Mailing Address	2018 HERMOSA DR, BOULDER, CO 80304-2305
Owner Type	Company
Vesting	Limited Liability Partnership

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jan 13, 1983 · Amount on Record
Deed Sale	Jan 13, 1983 · Amount on Record
Prior Sale	Feb 18, 1982
Deed Document Number	1983528428
Last Transfer Date	Jan 27, 1994
Transfer Doc	0001445866
Record Updated	Oct 29, 2026

May 2026: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	May 18, 2026
Property Address	1921 WALNUT ST, BOULDER, CO 80302-4486
Document Number	0004132376
Instrument Date	May 15, 2026
Instrument	20264132376
Transaction Type	Transfer
Record Updated	Jul 12, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Limited Liability Partnership
Address	2018 HERMOSA DR, BOULDER, CO 80304-2305

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of September 18, 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		$226,991 (+6.57%) Land $54,645 Building $172,346	$3,408,100 (-) Land $873,600 Building $2,534,500
2025	$20,955.00 (+16.6%)	$213,006 (+5.97%) Land $54,600 Building $158,406	$3,408,100 (+13.6%) Land $873,600 Building $2,534,500
2024	$17,972.00 (+1.89%)
2023	$17,639.00 (+11.51%)	$201,000 (+22.65%) Land $60,300 Building $140,700	$3,000,000 (+24.48%) Land $900,000 Building $2,100,000
2022	$15,818.00	$163,880 Land $41,004 Building $122,876	$2,410,000 Land $603,000 Building $1,807,000

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

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
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	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	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 432 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 · DSL in parts of the area	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
AT&T Fixed Wireless	100 / 20