Boulder County property record for 2843 4th St, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,122 sqft · built 1952 |
| Lot Size | 0.139 acres (6,071 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $1,000,000 (Apr 2026) |
| Tax Bill | $5,956 (2025) |
| Deeds & Mortgages | Apr 2026 Sale Dec 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-25-2-02-010 |
| Primary APN | 1461-25-2-02-010 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,122 sqft Living Area |
| 1st Floor Area | 1,122 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1952 |
|---|---|
| Effective Year Built | Effective 1952 |
| Architectural Style | Ranch |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 6,071 sqft (0.139 acres) |
| Garage Type | Detached |
| Garage Area | 320 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 220 sqft |
| Patio Area | 281 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0006535 |
|---|---|
| Street Address | 2843 4TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80304-3042 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOTS 25-26 BLK 47 NEWLANDS |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | NEWLANDS - BO |
| Legal Block | 47 |
| Legal Lot Number | 25 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3023 |
| 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 | 2 Company Names on Record |
|---|---|
| Mailing Address | 364 FONTAINBLEAU TER, LOS ALTOS, CA 94022-2229 |
| Owner Type | Company |
| Vesting | Life Tenant |
| Date | Document |
|---|---|
| Apr 8, 2026 | Special Warranty Deed, Transfer LAND TITLE |
| Dec 7, 2017 | Quit Claim Deed, Transfer OTHER |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 8, 2026 · Amount on Record |
| Deed Sale | Apr 8, 2026 · Amount on Record |
| Prior Sale | May 16, 1991 |
| Deed Document Number | 20264127225 |
| Prior Transfer Date | Nov 30, 2017 |
| Prior Transfer Doc | 0003629774 |
| Record Updated | Sep 20, 2026 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Apr 8, 2026 |
| Property Address | 2843 4TH ST, BOULDER, CO 80304-3042 |
| Document Number | 0004127225 |
| Instrument Date | Apr 7, 2026 |
| Instrument | 20264127225 |
| Transaction Type | Transfer |
| Record Updated | Apr 21, 2026 |
| Title Company | LAND TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $10,100.00 |
| Amount Accuracy | Calculated from Transfer Tax |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Life Tenant |
| Address | 364 FONTAINBLEAU TER, LOS ALTOS, CA 94022-2229 |
| Investor | Possibly a Property Investor |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Dec 7, 2017 |
| Property Address | 2843 4TH ST, BOULDER, CO 80304-3042 |
| Document Number | 0003629774 |
| Instrument Date | Nov 30, 2017 |
| Instrument | 3629774 |
| Transaction Type | Transfer |
| Record Updated | Jan 3, 2018 |
| Title Company | OTHER |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2843 4TH ST BOULDER CO 803043042, BOULDER, CO 80304-3042 |
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 | $74,766 (+8.8%) Land $67,289 Building $7,477 | $1,099,500 (-) Land $989,550 Building $109,950 | |
| 2025 | $5,956.00 (+1.05%) | $68,719 (-11.28%) Land $61,847 Building $6,872 | $1,099,500 (-4.9%) Land $989,550 Building $109,950 |
| 2024 | $5,894.00 (+1.76%) | ||
| 2023 | $5,792.00 (+23.5%) | $77,459 (+34.8%) Land $69,713 Building $7,746 | $1,156,100 (+39.83%) Land $1,040,490 Building $115,610 |
| 2022 | $4,690.00 | $57,462 Land $51,716 Building $5,746 | $826,800 Land $744,120 Building $82,680 |
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 14 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 14 in force |
| Nearby Flood Claims | 4 (1995–2013) |
| Claims Outside the SFHA | 4 of 4 |
| 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 77% of the US · above 77% of Colorado |
|---|---|
| Wildfire Likelihood | 0.5% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 223 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 |
May also be available: T-Mobile.
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