3830 Darley Ave, Boulder, CO 80305 Property Records

Boulder County property record for 3830 Darley Ave, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 2,913 sqft · built 1962
Lot Size	0.164 acres (7,151 sqft)
Owner	2 Individual Names on File
Last Sale	$535,000 (Oct 2015)
Tax Bill	$8,760 (2025)
Deeds & Mortgages	Oct 2021 Mortgage Jun 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1577-08-1-16-011`

Property Details

APN / Parcel Number

Primary APN	`1577-08-1-16-011`
Alternative APNs	`R0010291` `0010291`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Building Area	2,913 sqft Living Area
Gross Area	3,179 sqft
1st Floor Area	1,951 sqft
Basement Area	962 sqft
Finished Basement	962 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1962
Effective Year Built	Effective 2002
Architectural Style	Split Level
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Lot Area	7,151 sqft (0.164 acres)
Garage Type	Attached
Garage Area	266 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	288 sqft

Utilities, Heating & Cooling

Heating System	Hot Water

Location & Zoning

Account Number	R0010291
Street Address	3830 DARLEY AVE
City	BOULDER
State	CO
Zip	80305-6517
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 11 BLK 6 MOUNTAIN TERRACE
Legal Range	70
Legal Township	1S
Legal Section	08
Legal Subdivision	MOUNTAIN TERRACE - BO
Legal Block	6
Legal Lot Number	11
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1010
Census Tract	12509

Owner

3830 Darley Ave is owned and occupied by two individuals who bought it in October 2015.

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

Owner of Record	2 Individual Names on File
Mailing Address	3830 DARLEY AVE, BOULDER, CO 80305-6517
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

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

Deeds, Mortgages & Sale History

Date	Document
Oct 11, 2021	Deed of Trust, Mortgage · Conventional Mortgage SWBC MORTGAGE CORP
Jun 26, 2020	Deed of Trust, Mortgage · Conventional Mortgage SWBC MORTGAGE CORP

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 8, 2015 · Amount on File
Deed Sale	Oct 8, 2015 · Amount on File
Prior Sale	Jun 7, 1978
Deed Document Number	20153478314
Record Updated	Oct 29, 2026

October 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3830 DARLEY AVE, BOULDER, CO 80305-6517
Transaction Type	Mortgage
Record Updated	Oct 28, 2021
Title Company	FITCO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3830 DARLEY AVE, BOULDER, CO 80305-6517

Mortgage

Document Number	0003919928
Date	Oct 11, 2021
Instrument	3919928

Lender

Name	SWBC MORTGAGE CORP
Type	Mortgage Company
Address	SAN ANTONIO, TX 78216

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Oct 1, 2051

June 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3830 DARLEY AVE, BOULDER, CO 80305-6517
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	FIRST INTEGRITY TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003794293
Date	Jun 26, 2020
Instrument	3794293

Lender

Name	SWBC MORTGAGE CORP
Type	Mortgage Company
Address	SAN ANTONIO, TX 78216

Agreement

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

Tax Assessment & Valuation

The 2025 property tax bill for 3830 Darley Ave was $8,760.

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		$95,207 (+3.62%) Land $54,115 Building $41,092	$1,470,100 (-) Land $865,800 Building $604,300
2025	$8,760.00	$91,882 Land $54,113 Building $37,769	$1,470,100 Land $865,800 Building $604,300
2023	$6,760.00 (+16.47%)	$81,968 (+31.15%) Land $62,096 Building $19,872	$1,223,400 (+36.04%) Land $926,800 Building $296,600
2022	$5,804.00	$62,501 Land $45,675 Building $16,826	$899,300 Land $657,200 Building $242,100

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

FEMA maps place 3830 Darley Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1998.

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	7 in force
Nearby Flood Claims	1 (1998)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 1998 · tidal / storm surge

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

Wildfire risk around 3830 Darley Ave is low, with a 0.03% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 80% of the US · lower than 91% of Colorado
Wildfire Likelihood	0.03% 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 604 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

May also be available: AT&T, T-Mobile.

Nearby Properties on Darley Ave

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures