Boulder County property record for 2241 4th St, Boulder, CO 80302
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3.5 ba · 5,010 sqft · built 1923 |
| Lot Size | 0.163 acres (7,085 sqft) |
| Owner | Company Name on Record |
| Last Sale | $3,950,000 (May 2016) |
| Tax Bill | $28,078 (2025) |
| Deeds & Mortgages | Oct 2023 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-25-3-04-014 |
| Primary APN | 1461-25-3-04-014 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 5,010 sqft Living Area |
| 1st Floor Area | 1,940 sqft |
| Upper Floors Area | 1,245 sqft |
| Basement Area | 1,825 sqft |
| Finished Basement | 1,825 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1923 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | A-Frame |
| Exterior Material | Combination |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 7,085 sqft (0.163 acres) |
| Garage Type | Detached |
| Garage Area | 300 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Radiant |
|---|
| Account Number | R0502233 |
|---|---|
| Street Address | 2241 4TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-4710 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SR |
| Legal Description | LOT 26A BLK 1 MAPLETON PARK & VACATED STREET TO WEST PER LOT LINE ADJUSTMENT REC# 2278314 |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | MAPLETON PARK - BO |
| Legal Block | 1 |
| Legal Lot Number | 26A |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1015 |
| Census Tract | 12101 |
Source: Boulder County records, as of June 15, 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 | 2241 4TH ST, BOULDER, CO 80302-4710 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 3, 2016 · Amount on Record |
| Deed Sale | May 3, 2016 · Amount on Record |
| Prior Sale | Aug 27, 2007 · Amount on Record |
| Deed Document Number | 20163515781 |
| Last Transfer Date | Oct 26, 2023 |
| Transfer Doc | 0004026589 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Oct 30, 2023 |
| Property Address | 2241 4TH ST, BOULDER, CO 80302-4710 |
| Document Number | 0004026589 |
| Map Reference | DOC 2278314 |
| Instrument Date | Oct 26, 2023 |
| Instrument | 4026589 |
| Transaction Type | Transfer |
| Record Updated | Nov 22, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 2241 4TH ST, BOULDER, CO 80302-4710 |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 2241 4TH ST, BOULDER, CO 80302-4710 |
Source: Boulder County assessment roll, as of June 15, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Boulder City |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $320,396 (+8.8%) Land $112,574 Building $207,822 | $4,711,700 (-) Land $1,655,500 Building $3,056,200 | |
| 2025 | $28,078.00 (+3.93%) | $294,482 (-6.96%) Land $103,469 Building $191,013 | $4,711,700 (-0.26%) Land $1,655,500 Building $3,056,200 |
| 2023 | $27,015.00 (+7.57%) | $316,508 (+17.03%) Land $106,061 Building $210,447 | $4,724,000 (+21.4%) Land $1,583,000 Building $3,141,000 |
| 2022 | $25,115.00 | $270,452 Land $80,043 Building $190,409 | $3,891,400 Land $1,151,700 Building $2,739,700 |
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.
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 A, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 12 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 16 units insured incl. 4 condo units |
| Nearby Flood Claims | 3 (2013) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 82% of the US · above 85% of Colorado |
|---|---|
| Wildfire Likelihood | 0.8% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 684 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 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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