Boulder County property record for 765 S 46th St, Boulder, CO 80305
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2.25 ba · 2,058 sqft · built 1958 |
| Lot Size | 0.172 acres (7,476 sqft) |
| Owner | Company Name on Record |
| Last Sale | $740,000 (Dec 2020) |
| Tax Bill | $5,100 (2025) |
| Deeds & Mortgages | Dec 2020 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 1577-08-1-02-020 |
| Primary APN | 1577-08-1-02-020 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2.25 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,058 sqft Living Area |
| Gross Area | 2,214 sqft |
| 1st Floor Area | 1,107 sqft |
| Basement Area | 1,107 sqft |
| Finished Basement | 951 sqft |
| Unfinished Basement | 156 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Ranch |
| Exterior Material | Brick Veneer |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 7,476 sqft (0.172 acres) |
| Garage Type | Detached |
| Garage Area | 720 sqft |
| Parking Spaces | 3 Parking Spaces |
| Patio Area | 231 sqft |
| Cooling System | Evaporative |
|---|---|
| Heating System | Hot Water |
| Account Number | R0011893 |
|---|---|
| Street Address | 765 S 46TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80305-6041 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 20 BLK 2 MARTIN ACRES 3 |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 05 |
| Legal Subdivision | MARTIN ACRES 3 - BO |
| Legal Block | 2 |
| Legal Lot Number | 20 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 12508 |
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 | 3730 LONGWOOD AVE, BOULDER, CO 80305-7238 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 2, 2020 · Amount on Record |
| Deed Sale | Dec 2, 2020 · Amount on Record |
| Prior Sale | Aug 7, 1986 · Amount on Record |
| Deed Document Number | 20203838234 |
| Prior Transfer Date | Jan 31, 2013 |
| Prior Transfer Doc | 0003323461 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Dec 2, 2020 |
| Property Address | 765 S 46TH ST, BOULDER, CO 80305-6041 |
| Document Number | 0003838234 |
| Instrument Date | Nov 30, 2020 |
| Instrument | 3838234 |
| Transaction Type | Transfer |
| Record Updated | Jan 7, 2021 |
| Title Company | HERITAGE TITLE COMPANY, HERITAGE TITLE CO. |
| Amount | Amount Recorded |
|---|---|
| Tax | $74.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Corporate Trust |
| Address | 765 S 46TH ST BOULDER CO 803056041, BOULDER, CO 80305-6041 |
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 | $53,441 (-0.1%) Land $28,308 Building $25,133 | $855,900 (-) Land $486,300 Building $369,600 | |
| 2025 | $5,100.00 (+1.8%) | $53,494 (-13.31%) Land $30,394 Building $23,100 | $855,900 (-7.07%) Land $486,300 Building $369,600 |
| 2023 | $5,010.00 (+13.4%) | $61,707 (+29.69%) Land $35,919 Building $25,788 | $921,000 (+34.53%) Land $536,100 Building $384,900 |
| 2022 | $4,418.00 | $47,580 Land $26,744 Building $20,836 | $684,600 Land $384,800 Building $299,800 |
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 |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 5 in force |
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 | Moderate above 59% of the US · above 46% of Colorado |
|---|---|
| Wildfire Likelihood | 0.2% 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 221 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 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: CenturyLink, Verizon.
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