4475 51st St, Boulder, CO 80301 Property Records

Boulder County property record for 4475 51st St, Boulder, CO 80301

Property Summary

Property Type	Truck Crops
Details	3 bd · 1.75 ba · 4,247 sqft · built 1966
Lot Size	2.83 acres (123,529 sqft)
Owner	2 Individual Names on Record
Tax Bill	$6,681 (2025)
Deeds & Mortgages	Mar 2026 Sale Jan 2020 Transfer
Flood Zone	Zone X (minimal risk)
APN	`1463-16-0-00-044`

Property Details

APN / Parcel Number

Primary APN	`1463-16-0-00-044`
Alternative APNs	`R0029518` `0029518`

Interior

Bedrooms	3 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	4,247 sqft Gross Area
1st Floor Area	2,822 sqft
Upper Floors Area	650 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1966
Effective Year Built	Effective 1993
Exterior Material	Brick Veneer
Construction Type	Frame
Roof Material	Asphalt
Lot Area	123,529 sqft
Garage Type	Attached
Garage Area	775 sqft
Parking Spaces	7 Parking Spaces
Porch	Porch
Porch Area	42 sqft
Deck Area	522 sqft

Utilities, Heating & Cooling

Heating System	Hot Water

Location & Zoning

Account Number	R0029518
Street Address	4475 51ST ST
City	BOULDER
State	CO
Zip	80301-4301
Property Category	Agriculture or Farming
Property Type	Agriculture / Farming > Truck Crops
Local Zoning Code	RR
Legal Description	PT NE 1/4 NW 1/4 AKA LOTS 12 & 13 & TR 5495 AKA LOT 12A 16-1N-70 TOTAL 3.00 ACS M/L PER DEEDS 898590-91 01/19/88 BCR; COMB PER OWNERS REQUEST IN 1988. REFER TO LND USE SE-79-13 FOR BUILDABLITY ALSO 212 SQ FT PER SE-25-0005 & 4123788 3/16/2026
Legal Range	70
Legal Township	1N
Legal Section	16
Legal Subdivision	FOOTHILLS EAST
Legal Tract	5495
Legal Block	3
Legal Lot Number	12
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3000
Census Tract	12701

Owner

Source: Boulder County records, as of July 1, 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 Record
Mailing Address	4475 51ST ST, BOULDER, CO 80301-4301
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Mar 16, 2026	Bargain and Sale Deed, Transfer
Jan 22, 2020	Quit Claim Deed, Transfer NOT AVAILABLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 19, 1988
Deed Sale	Jan 19, 1988
Prior Sale	Nov 17, 1986
Deed Document Number	1988898589-91
Last Transfer Date	Jan 21, 2020
Transfer Doc	0003761816
Record Updated	Sep 20, 2026

March 2026: Bargain and Sale Deed, Transfer

Document Type	Bargain and Sale Deed
Jurisdiction	BOULDER CO
Recording Date	Mar 16, 2026
Property Address	4475 51ST ST, BOULDER, CO 80301-4301
Document Number	0004123788
Instrument Date	Mar 16, 2026
Instrument	4123788
Transaction Type	Transfer
Record Updated	Apr 15, 2026

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	1777 BROADWAY, BOULDER, CO 80302-6220

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	4475 51ST ST, BOULDER, CO 80301-4301

January 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Jan 22, 2020
Property Address	4475 51ST ST, BOULDER, CO 80301-4301
Document Number	0003761816
Instrument Date	Jan 21, 2020
Instrument	3761816
Transaction Type	Transfer
Record Updated	Feb 5, 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	Joint Tenants with Right of Survivorship
Address	4475 51ST ST BOULDER CO 803014301, BOULDER, CO 80301-4301

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of June 15, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$79,271 (+8.56%) Land $1,013 Building $78,258	$1,154,900 (-) Land $4,050 Building $1,150,850
2025	$6,681.00 (-11.13%)	$73,022 (-20.42%) Land $1,094 Building $71,928	$1,154,900 (-15%) Land $4,050 Building $1,150,850
2024	$7,518.00 (+1.68%)
2023	$7,394.00 (+31.94%)	$91,762 (+42.47%) Land $977 Building $90,785	$1,358,700 (+48.49%) Land $3,700 Building $1,355,000
2022	$5,604.00	$64,410 Land $1,109 Building $63,301	$915,000 Land $4,200 Building $910,800

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 minimal risk
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 29 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	29 in force
Nearby Flood Claims	5 (1995–2013)
Claims Outside the SFHA	3 of 5
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 4 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	High above 76% of the US · above 76% of Colorado
Wildfire Likelihood	0.5% 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	LEFT HAND WD serves 20,280 people · EPA ID CO0107471
Water Source	Surface water
Last State Inspection	Jun 2022
Lead	1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
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 16 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Ayva Networks Fixed Wireless	2,500 / 2,500
Xfinity Cable	2,000 / 250
LiveWireNet Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Verizon.

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