Boulder County property record for 3765 Orange Ln, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5.25 ba · 5,909 sqft · built 1900 |
| Lot Size | 0.781 acres (34,027 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $148,000 (Jun 1978) |
| Tax Bill | $19,921 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-24-1-00-010 |
| Primary APN | 1461-24-1-00-010 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5.25 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 13 Rooms |
| Stories | 2 Stories |
| Building Area | 5,909 sqft Living Area |
| Gross Area | 6,598 sqft |
| 1st Floor Area | 3,881 sqft |
| Upper Floors Area | 870 sqft |
| Basement Area | 1,275 sqft |
| Finished Basement | 1,158 sqft |
| Unfinished Basement | 117 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | A-Frame |
| Exterior Material | Combination |
| Construction Type | Frame |
| Roof Material | Concrete |
| Lot Area | 34,027 sqft (0.781 acres) |
| Garage Type | Attached |
| Garage Area | 572 sqft |
| Porch | Porch |
|---|---|
| Porch Area | 52 sqft |
| Deck Area | 739 sqft |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | Hot Water |
| Account Number | R0007576 |
|---|---|
| Street Address | 3765 ORANGE LN |
| City | BOULDER |
| State | CO |
| Zip | 80304-0777 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TR 367-A 24-1N-71 BOOK 1233 PAGE 41 BCR |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 24 |
| Legal Subdivision | TR, NBR 128,158,172-178 FOOTHILLS |
| Legal Tract | 367-A |
| Legal Block | 2 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 12104 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 3765 ORANGE LN, BOULDER, CO 80304-0777 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 15, 1978 · Amount on Record |
| Deed Sale | Jun 15, 1978 · Amount on Record |
| Deed Document Number | 1978283869 |
| Record Updated | Oct 29, 2026 |
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 | $226,365 (+6.56%) Land $164,335 Building $62,030 | $3,398,900 (-) Land $2,486,700 Building $912,200 | |
| 2025 | $19,921.00 (-0.86%) | $212,432 (-11.53%) Land $155,419 Building $57,013 | $3,398,900 (-5.16%) Land $2,486,700 Building $912,200 |
| 2023 | $20,093.00 (+16.24%) | $240,108 (+26.38%) Land $169,001 Building $71,107 | $3,583,700 (+31.1%) Land $2,522,400 Building $1,061,300 |
| 2022 | $17,286.00 | $189,986 Land $131,696 Building $58,290 | $2,733,600 Land $1,894,900 Building $838,700 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 20 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 20 in force |
| Nearby Flood Claims | 8 (1991–2025) |
| Claims Outside the SFHA | 7 of 8 |
| Most Recent Claim | May 2025 · other causes |
| 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 | Low lower than 64% of the US · lower than 81% of Colorado |
|---|---|
| Wildfire Likelihood | 0.05% 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 527 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 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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