3875 Armer Ave, Boulder, CO 80305 Property Records

Boulder County property record for 3875 Armer Ave, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	5 bd · 2.75 ba · 2,700 sqft · built 1960
Lot Size	0.181 acres (7,880 sqft)
Owner	Individual Name on File
Last Sale	$158,500 (Feb 2019)
Tax Bill	$6,735 (2025)
Deeds & Mortgages	Dec 2025 Line of Credit Jul 2020 Mortgage + 4 more
Flood Zone	Zone X (minimal risk)
APN	`1577-08-1-11-002`

Property Details

APN / Parcel Number

Primary APN	`1577-08-1-11-002`
Alternative APNs	`R0012735` `0012735`

Interior

Bedrooms	5 Beds
Full Baths	2.75 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	1 Story
Building Area	2,700 sqft Living Area
Gross Area	3,162 sqft
1st Floor Area	1,350 sqft
Basement Area	1,350 sqft
Finished Basement	1,350 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1960
Effective Year Built	Effective 1980
Architectural Style	Ranch
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Roof Material	Asphalt
Lot Area	7,880 sqft (0.181 acres)
Garage Type	Attached
Garage Area	462 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	243 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0012735
Street Address	3875 ARMER AVE
City	BOULDER
State	CO
Zip	80305-6526
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 2 BLK 1 MOUNTAIN TERRACE
Legal Range	70
Legal Township	1S
Legal Section	08
Legal Subdivision	MOUNTAIN TERRACE - BO
Legal Block	1
Legal Lot Number	2
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1002
Census Tract	12509

Owner

3875 Armer Ave is owned and occupied by an individual who bought it in February 2019.

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

Owner of Record	Individual Name on File
Mailing Address	3875 ARMER AVE, BOULDER, CO 80305-6526
Occupancy	Owner Occupied
Owner Type	Individual

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
Dec 29, 2025	Deed of Trust, Mortgage · Line of Credit CLIMB CREDIT UNION
Jul 31, 2020	Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA
Oct 18, 2019	Deed of Trust, Mortgage · Line of Credit ALLIANT CU
Feb 15, 2019	Quit Claim Deed, Transfer · Conventional Mortgage UBS BANK USA
Sep 11, 2017	Warranty Deed, Transfer · Conventional Mortgage UBS BANK USA
Mar 8, 2017	Deed of Trust, Mortgage GUARANTEED RATE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 15, 2019 · Amount on File
Deed Sale	Feb 15, 2019 · Amount on File
Prior Sale	Sep 11, 2017 · Amount on File
Deed Document Number	20193698161
Prior Transfer Date	Feb 9, 2019
Prior Transfer Doc	0003698161
Record Updated	Oct 29, 2026

December 2025: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3875 ARMER AVE, BOULDER, CO 80305-6526
Transaction Type	Mortgage
Record Updated	Jan 26, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0004114788
Date	Dec 29, 2025
Instrument	4114788

Lender

Name	CLIMB CREDIT UNION
Type	Credit Union
Address	ARVADA, CO 80003

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	300 Months
Due	Dec 28, 2050

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

July 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3875 ARMER AVE, BOULDER, CO 80305-6526
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003803018
Date	Jul 31, 2020
Instrument	3803018

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank
Address	COLUMBUS, OH 43240

Agreement

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

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3875 ARMER AVE, BOULDER, CO 80305-6526
Document Number	0003746647
Instrument Date	Oct 18, 2019
Transaction Type	Mortgage
Record Updated	Nov 13, 2019
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1085 BEREA DR BOULDER CO 803056534, BOULDER, CO 80305-6534

Mortgage

Document Number	0003746647
Date	Nov 4, 2019
Instrument	3746647

Lender

Name	ALLIANT CU
Type	Credit Union
Address	SIOUX CITY, IA 51106

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

February 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Feb 15, 2019
Property Address	3875 ARMER AVE, BOULDER, CO 80305-6526
Document Number	0003698161
Instrument Date	Feb 9, 2019
Instrument	3698161
Transaction Type	Transfer
Record Updated	Mar 31, 2022

Transaction

Amount	Amount on Record
Tax	$15.85
Amount Accuracy	Full Amount Stated
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3875 ARMER AVE, BOULDER, CO 80305-6526

Mortgage

Document Number	0003698162
Date	Feb 15, 2019
Instrument	3698162

Lender

Name	UBS BANK USA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Mar 1, 2049

September 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Sep 11, 2017
Property Address	3875 ARMER AVE, BOULDER, CO 80305-6526
Document Number	0003614025
Instrument Date	Sep 6, 2017
Instrument	3614025
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	LAND TITLE GUARANTEE CO

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$82.50
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	3875 ARMER AVE, BOULDER, CO 80305-6526

Mortgage

Document Number	0003614026
Date	Sep 11, 2017
Instrument	3614026

Lender

Name	UBS BANK USA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Oct 1, 2047

March 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3875 ARMER AVE, BOULDER, CO 80305-6526
Document Number	0003579890
Instrument Date	Mar 8, 2017
Transaction Type	Mortgage
Record Updated	Apr 3, 2017

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1085 BEREA DR BOULDER CO 803056534, BOULDER, CO 80305-6534

Mortgage

Document Number	0003579890
Date	Mar 13, 2017
Instrument	3579890

Lender

Name	GUARANTEED RATE
Address	CHICAGO, IL 60613

Agreement

Amount	Amount on Record
Term	360 Months
Due	Mar 12, 2047

Tax Assessment & Valuation

The 2025 property tax bill for 3875 Armer Ave was $6,735, up 38.1% from the year before.

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		$72,100 (+2.06%) Land $53,121 Building $18,979	$1,130,300 (-) Land $851,200 Building $279,100
2025	$6,735.00 (+38.13%)	$70,644 Land $53,200 Building $17,444	$1,130,300 Land $851,200 Building $279,100
2024	$4,876.00 (+1.77%)
2023	$4,791.00 (-16.39%)	$59,174 (-4.11%) Land $35,503 Building $23,671	$883,200 (-0.53%) Land $529,900 Building $353,300
2022	$5,730.00	$61,709 Land $44,383 Building $17,326	$887,900 Land $638,600 Building $249,300

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 3875 Armer 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 3875 Armer Ave is low, with a 0.01% 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	0.01% 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.

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