2420 10th St, Boulder, CO 80304 Property Records

Boulder County property record for 2420 10th St, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,056 sqft · built 1900
Lot Size	0.143 acres (6,211 sqft)
Owner	Company Name on Record
Last Sale	$2,000,000 (Mar 2021)
Tax Bill	$14,532 (2025)
Deeds & Mortgages	Mar 2021 Sale May 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`1461-25-1-00-035`

Property Details

APN / Parcel Number

Primary APN	`1461-25-1-00-035`
Alternative APNs	`R0007166` `0007166`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Half Baths	3 Half Baths
Total Rooms	13 Rooms
Stories	1 Story
Building Area	3,056 sqft Living Area
Gross Area	3,238 sqft
1st Floor Area	1,345 sqft
Upper Floors Area	1,228 sqft
Basement Area	483 sqft
Finished Basement	483 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1900
Effective Year Built	Effective 2010
Architectural Style	Historical
Exterior Material	Wood Shingle
Construction Type	Frame
Roof Material	Asphalt
Lot Area	6,211 sqft (0.143 acres)

Exterior Amenities

Porch	Enclosed Porch
Porch Area	388 sqft
Shed	1 Shed
Total Buildings	3 Buildings

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0007166
Street Address	2420 10TH ST
City	BOULDER
State	CO
Zip	80304-4100
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TRS 269 B & 269 A1 & 268 A 25-1N-71 PER DEED 1054948 7/30/90 BCR SEE ID 7149
Legal Range	71
Legal Township	1N
Legal Section	25
Legal Subdivision	TR, NBR 101-103,105,107,109,170
Legal Tract	269
Legal Block	1
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1008
Census Tract	12204

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	PO BOX 540, PORTSMOUTH, NH 03802-0540
Owner Type	Company

Deeds, Mortgages & Sale History

Date	Document
Mar 1, 2021	Warranty Deed, Transfer FIRST AMERICAN
May 8, 2020	Deed of Trust, Mortgage · Commercial Mortgage FLATIRONS BANK
Jun 9, 2018	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 1, 2021 · Amount on Record
Deed Sale	Mar 1, 2021 · Amount on Record
Prior Sale	Oct 7, 2011 · Amount on Record
Deed Document Number	20213863370
Prior Transfer Date	Mar 17, 2014
Prior Transfer Doc	0003375905
Record Updated	Sep 20, 2026

March 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Mar 1, 2021
Property Address	2420 10TH ST, BOULDER, CO 80304-4100
Document Number	0003863370
Instrument Date	Feb 19, 2021
Instrument	3863370
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	FIRST AMERICAN

Transaction

Amount	Amount Recorded
Tax	$200.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	PO BOX 540, PORTSMOUTH, NH 03802-0540

May 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	2420 10TH ST, BOULDER, CO 80304-4100
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003782883
Date	May 8, 2020
Instrument	3782883

Lender

Name	FLATIRONS BANK
Type	Bank
Address	BOULDER, CO 80302

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded
Term	12 Months
Due	May 7, 2021

June 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	2420 10TH ST, BOULDER, CO 80304-4100
Document Number	0003660330
Instrument Date	Jun 9, 2018
Transaction Type	Mortgage
Record Updated	Jun 26, 2018
Title Company	OTHER

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2420 10TH ST BOULDER CO 803044100, BOULDER, CO 80304-4100

Mortgage

Document Number	0003660330
Date	Jun 12, 2018
Instrument	3660330

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jun 11, 2048

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		$165,825 (+8.8%) Land $92,990 Building $72,835	$2,438,600 (-) Land $1,367,500 Building $1,071,100
2025	$14,532.00 (-3.72%)	$152,413 (-13.12%) Land $85,469 Building $66,944	$2,438,600 (-6.86%) Land $1,367,500 Building $1,071,100
2024	$15,093.00 (+1.77%)
2023	$14,831.00 (+65.65%)	$175,427 (+81.94%) Land $94,725 Building $80,702	$2,618,300 (+88.73%) Land $1,413,800 Building $1,204,500
2022	$8,953.00	$96,419 Land $68,027 Building $28,392	$1,387,320 Land $978,800 Building $408,520

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 minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	9 in force
Nearby Flood Claims	8 (2013–2022)
Claims Outside the SFHA	6 of 8
Most Recent Claim	Aug 2022 · other causes
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 5 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 63% of the US · lower than 80% of Colorado
Wildfire Likelihood	0.05% 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 684 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
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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