840 Locust Ave, Boulder, CO 80304 Property Records

Boulder County property record for 840 Locust Ave, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.25 ba · 2,408 sqft · built 1988
Lot Size	0.162 acres (7,067 sqft)
Owner	2 Individual Names on Record
Last Sale	$173,800 (Nov 1988)
Tax Bill	$7,692 (2025)
Deeds & Mortgages	Sep 2020 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`1461-13-1-20-002`

Property Details

APN / Parcel Number

Primary APN	`1461-13-1-20-002`
Alternative APNs	`R0105767` `0105767`

Interior

Bedrooms	3 Beds
Full Baths	2.25 Baths
Half Baths	2 Half Baths
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	2,408 sqft Living Area
Gross Area	3,096 sqft
1st Floor Area	972 sqft
Upper Floors Area	786 sqft
Basement Area	922 sqft
Finished Basement	650 sqft
Unfinished Basement	272 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1988
Effective Year Built	Effective 1988
Architectural Style	A-Frame
Exterior Material	Wood Shingle
Construction Type	Frame
Roof Material	Asphalt
Lot Area	7,067 sqft (0.162 acres)
Garage Type	Attached
Garage Area	416 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	132 sqft
Deck Area	78 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0105767
Street Address	840 LOCUST AVE
City	BOULDER
State	CO
Zip	80304-0548
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 2 LOCUST PARK
Legal Range	71
Legal Township	1N
Legal Section	13
Legal Subdivision	LOCUST PARK - BO
Legal Block	1
Legal Lot Number	2
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1008
Census Tract	12104

Owner

Source: Boulder County records, as of September 18, 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	840 LOCUST AVE, BOULDER, CO 80304-0548
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 14, 1988 · Amount on Record
Deed Sale	Nov 14, 1988 · Amount on Record
Prior Sale	Sep 10, 1987 · Amount on Record
Deed Document Number	1988952930
Record Updated	Oct 29, 2026

September 2020: Quit Claim Deed, Construction Loan

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Sep 4, 2020
Property Address	840 LOCUST AVE, BOULDER, CO 80304-0548
Document Number	0003812927
Instrument Date	Aug 25, 2020
Instrument	3812927
Transaction Type	Construction Loan
Record Updated	Oct 14, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	6604 BIRD CLIFF WAY NIWOT CO 805038633, NIWOT, CO 80503-8633

Mortgage

Document Number	3812929
Date	Sep 4, 2020
Instrument	3812929

Lender

Name	FIRSTBANK
Type	Bank
Address	LAKEWOOD, CO 80215

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	12 Months
Due	Sep 3, 2021

Interest

Rate Type	Adjustable Rate
Rate	4.25%

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		$89,821 (+3.32%) Land $63,185 Building $26,636	$1,390,900 (-) Land $999,200 Building $391,700
2025	$7,692.00 (+1.6%)	$86,931 (-11.34%) Land $62,450 Building $24,481	$1,390,900 (-4.96%) Land $999,200 Building $391,700
2023	$7,571.00 (+22.45%)	$98,054 (+33.34%) Land $68,152 Building $29,902	$1,463,500 (+38.31%) Land $1,017,200 Building $446,300
2022	$6,183.00	$73,538 Land $54,606 Building $18,932	$1,058,100 Land $785,700 Building $272,400

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
Flood Insurance Cost	Premium on Record median of 58 individual policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	63 units insured incl. 5 condo units
Nearby Flood Claims	14 (2013–2015)
Claims Outside the SFHA	6 of 14
Most Recent Claim	May 2015 · Severe Storms, Tornadoes, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 13 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 81% of the US · above 84% of Colorado
Wildfire Likelihood	0.6% 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 222 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
CenturyLink DSL	140 / 20
T-Mobile Fixed Wireless	100 / 20