305 S 36th St, Boulder, CO 80305 Property Records

Boulder County property record for 305 S 36th St, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.75 ba · 1,585 sqft · built 1956
Lot Size	0.161 acres (7,008 sqft)
Owner	2 Individual Names on Record
Last Sale	$869,000 (Feb 2023)
Tax Bill	$4,875 (2025)
Deeds & Mortgages	Feb 2023 Sale & Mortgage Jan 2022 Sale & Mortgage
Flood Zone	Zone X (moderate risk)
APN	`1577-05-3-33-008`

Property Details

APN / Parcel Number

Primary APN	`1577-05-3-33-008`
Alternative APNs	`R0013348` `0013348`

Interior

Bedrooms	3 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,585 sqft Living Area
Gross Area	2,450 sqft
1st Floor Area	1,225 sqft
Basement Area	1,225 sqft
Finished Basement	360 sqft
Unfinished Basement	865 sqft

Exterior

Year Built	Built 1956
Effective Year Built	Effective 1970
Architectural Style	Ranch
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Lot Area	7,008 sqft (0.161 acres)
Garage Type	Carport
Garage Area	308 sqft
Carport	Carport
Carport Area	308 sqft
Parking Spaces	1 Parking Space
Porch	Porch
Porch Area	100 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0013348
Street Address	305 S 36TH ST
City	BOULDER
State	CO
Zip	80305-5438
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 8 BLK 17 HIGHLAND PARK 4
Legal Subdivision	HIGHLAND PARK 4 - BO
Legal Block	17
Legal Lot Number	8
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3001
Census Tract	12507

Owner

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

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

Owner of Record	2 Individual Names on Record
Mailing Address	305 S 36TH ST, BOULDER, CO 80305-5438
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Feb 28, 2023	Warranty Deed, Transfer · Conventional Mortgage ELEVATIONS CU
Jan 10, 2022	Personal Representative Deed, Transfer · Conventional Mortgage CHERRY CREEK MORTGAGE CO INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 28, 2023 · Amount on Record
Deed Sale	Feb 28, 2023 · Amount on Record
Prior Sale	Jan 10, 2022 · Amount on Record
Deed Document Number	20233998612
Record Updated	Oct 29, 2026

February 2023: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Feb 28, 2023
Property Address	305 S 36TH ST, BOULDER, CO 80305-5438
Document Number	0003998612
Instrument Date	Feb 28, 2023
Instrument	3998612
Transaction Type	Transfer
Record Updated	Mar 7, 2023
Title Company	8Z TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$86.90
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	305 S 36TH ST, BOULDER, CO 80305-5438

Mortgage

Document Number	0003998613
Date	Feb 28, 2023
Instrument	3998613

Lender

Name	ELEVATIONS CU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2053

January 2022: Personal Representative Deed, Transfer

Document Type	Personal Representative Deed
Jurisdiction	BOULDER CO
Recording Date	Jan 10, 2022
Property Address	305 S 36TH ST, BOULDER, CO 80305-5438
Document Number	0003939154
Instrument Date	Jan 5, 2022
Instrument	3939154
Transaction Type	Transfer
Record Updated	Jan 24, 2022
Title Company	LAND TITLE GUARANTY COMPANY IN, LAND TITLE GUARANTEE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$63.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	305 S 36TH ST, BOULDER, CO 80305-5438

Mortgage

Document Number	0003939155
Date	Jan 10, 2022
Instrument	3939155

Lender

Name	CHERRY CREEK MORTGAGE CO INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2052

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		$50,878 (-0.51%) Land $32,797 Building $18,081	$818,200 (-) Land $552,300 Building $265,900
2025	$4,875.00 (+6%)	$51,138 (-10.21%) Land $34,519 Building $16,619	$818,200 (-3.74%) Land $552,300 Building $265,900
2023	$4,599.00 (+8.93%)	$56,950 (+27.52%) Land $40,448 Building $16,502	$850,000 (+32.28%) Land $603,700 Building $246,300
2022	$4,222.00	$44,661 Land $30,003 Building $14,658	$642,600 Land $431,700 Building $210,900

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	6 in force
Nearby Flood Claims	7 (1979–2022)
Claims Outside the SFHA	5 of 7
Most Recent Claim	Jul 2022 · rainfall accumulation
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	Moderate above 44% of the US · lower than 73% of Colorado
Wildfire Likelihood	0.1% 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 515 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
Verizon Fixed Wireless	300 / 20
LiveWireNet Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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