3158 11th St, Boulder, CO 80304 Property Records

Boulder County property record for 3158 11th St, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	2 bd · 1.75 ba · 2,184 sqft · built 1940
Lot Size	0.146 acres (6,341 sqft)
Owner	Company Name on Record
Last Sale	$136,000 (Jul 1990)
Tax Bill	$6,784 (2025)
Deeds & Mortgages	Oct 2025 Transfer
Flood Zone	Zone X (minimal risk)
APN	`1461-24-4-04-003`

Property Details

APN / Parcel Number

Primary APN	`1461-24-4-04-003`
Alternative APNs	`R0001574` `0001574`

Interior

Bedrooms	2 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	2,184 sqft Living Area
1st Floor Area	1,092 sqft
Basement Area	1,092 sqft
Finished Basement	1,092 sqft
Interior Walls	Plaster

Exterior

Year Built	Built 1940
Effective Year Built	Effective 1940
Architectural Style	Ranch
Exterior Material	Wood Shingle
Construction Type	Masonry / Concrete Block
Roof Material	Asphalt
Lot Area	6,341 sqft (0.146 acres)
Garage Type	Detached
Garage Area	320 sqft
Parking Spaces	1 Parking Space
Porch	Porch
Porch Area	300 sqft
Patio Area	110 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0001574
Street Address	3158 11TH ST
City	BOULDER
State	CO
Zip	80304-2528
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOTS 9-10 BLK 2 NEWLANDS
Legal Range	71
Legal Township	1N
Legal Section	24
Legal Subdivision	NEWLANDS - BO
Legal Block	2
Legal Lot Number	9
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	2
Census Block	2019
Census Tract	12101

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	Company Name on Record
Mailing Address	3158 11TH ST, BOULDER, CO 80304-2528
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 6, 1990 · Amount on Record
Deed Sale	Jul 6, 1990 · Amount on Record
Prior Sale	Feb 13, 1986 · Amount on Record
Deed Document Number	19901051122
Last Transfer Date	Oct 20, 2025
Transfer Doc	0004106384
Record Updated	Oct 29, 2026

October 2025: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	BOULDER CO
Recording Date	Oct 20, 2025
Property Address	3158 11TH ST, BOULDER, CO 80304-2528
Document Number	0004106384
Instrument Date	Oct 20, 2025
Instrument	4106384
Transaction Type	Transfer
Record Updated	Nov 10, 2025

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	3158 11TH ST, BOULDER, CO 80304-2528

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3158 11TH ST, BOULDER, CO 80304-2528

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		$79,458 (+2.65%) Land $71,036 Building $8,422	$1,238,500 (-) Land $1,114,650 Building $123,850
2025	$6,784.00 (+0.01%)	$77,407 (-7.73%) Land $69,666 Building $7,741	$1,238,500 (-5.25%) Land $1,114,650 Building $123,850
2024	$6,783.00 (+1.76%)	$83,891 (-4.21%) Land $75,133 Building $8,758	$1,307,100 (-) Land $1,176,390 Building $130,710
2023	$6,666.00 (+23.03%)	$87,576 (+34.11%) Land $78,818 Building $8,758	$1,307,100 (+39.11%) Land $1,176,390 Building $130,710
2022	$5,418.00	$65,302 Land $58,772 Building $6,530	$939,600 Land $845,640 Building $93,960

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 63 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	63 in force
Nearby Flood Claims	25 (1990–2026)
Claims Outside the SFHA	17 of 25
Most Recent Claim	Jun 2026 · rainfall accumulation
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 16 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 64% of the US · lower than 81% 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 596 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
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20