Boulder County property record for 1633 4th St, Apt E, Boulder, CO 80302
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.75 ba · 1,267 sqft · built 1975 |
| Lot Size | 0.016 acres (673 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $775,000 (Jul 2021) |
| Tax Bill | $5,240 (2025) |
| Deeds & Mortgages | Jul 2021 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-36-2-03-007 |
| Primary APN | 1461-36-2-03-007 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.75 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Building Area | 1,267 sqft Living Area |
| Gross Area | 1,487 sqft |
| 1st Floor Area | 514 sqft |
| Upper Floors Area | 239 sqft |
| Basement Area | 514 sqft |
| Finished Basement | 514 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 2004 |
| Architectural Style | Townhouse |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 673 sqft (0.016 acres) |
| Garage Type | Attached |
| Garage Area | 220 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Radiant |
| Heating Fuel | Electric |
| Account Number | R0069043 |
|---|---|
| Street Address | 1633 4TH ST, E |
| City | BOULDER |
| State | CO |
| Zip | 80302-5840 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | PLOT E PARCEL A REDWOOD TOWNHOUSES UNAPPROVED PLAT OF TRS 429A & 430A 36-1N-71 |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 36 |
| Legal Subdivision | REDWOOD TOWNHOUSES - BO |
| Legal Tract | 429A,430A |
| Legal Block | A |
| Legal Lot Number | E |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2015 |
| Census Tract | 12201 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 1633 4TH ST, E, BOULDER, CO 80302-5840 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 8, 2021 · Amount on Record |
| Deed Sale | Jul 8, 2021 · Amount on Record |
| Prior Sale | Sep 28, 2012 · Amount on Record |
| Deed Document Number | 20213898311 |
| Prior Transfer Date | May 7, 2002 |
| Prior Transfer Doc | 0002287359 |
| Record Updated | Oct 29, 2026 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jul 8, 2021 |
| Property Address | 1633 4TH ST APT E, E, BOULDER, CO 80302-5840 |
| Document Number | 0003898311 |
| Map Reference | DOC 162935 |
| Instrument Date | Jul 6, 2021 |
| Instrument | 3898311 |
| Transaction Type | Transfer |
| Record Updated | Jul 26, 2022 |
| Title Company | HERITAGE TITLE COMPANY, HERITAGE TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Tax | $77.50 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Severalty |
| Address | 1633 4TH ST APT E, E, BOULDER, CO 80302-5840 |
Source: Boulder County assessment roll, as of September 18, 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 | $55,032 (+0.14%) Land $18,652 Building $36,380 | $879,300 (-) Land $344,300 Building $535,000 | |
| 2025 | $5,240.00 (+12.28%) | $54,957 (-4.8%) Land $21,519 Building $33,438 | $879,300 (+2.05%) Land $344,300 Building $535,000 |
| 2023 | $4,667.00 (+11.15%) | $57,727 (+27.67%) Land $22,070 Building $35,657 | $861,600 (+32.43%) Land $329,400 Building $532,200 |
| 2022 | $4,199.00 | $45,217 Land $18,550 Building $26,667 | $650,600 Land $266,900 Building $383,700 |
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 26 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 41 units insured incl. 15 condo units |
| Nearby Flood Claims | 19 (1983–2014) |
| Claims Outside the SFHA | 7 of 19 |
| Most Recent Claim | Jul 2014 · rainfall accumulation |
| 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 | 0.5% 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 331 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| Xfinity Cable | 2,000 / 250 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: CenturyLink, Verizon.
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