Boulder County property record for 640 Linden Ave, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.75 ba · 4,234 sqft · built 1989 |
| Lot Size | 0.367 acres (15,999 sqft) |
| Owner | Company Name on Record |
| Last Sale | $1,950,000 (Sep 2015) |
| Tax Bill | $22,386 (2025) |
| Deeds & Mortgages | Jan 2024 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-24-1-30-001 |
| Primary APN | 1461-24-1-30-001 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.75 Baths |
| Half Baths | 4 Half Baths |
| Total Rooms | 10 Rooms |
| Building Area | 4,234 sqft Living Area |
| Gross Area | 5,122 sqft |
| 1st Floor Area | 2,134 sqft |
| Upper Floors Area | 1,572 sqft |
| Basement Area | 528 sqft |
| Finished Basement | 528 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 2012 |
| Architectural Style | Split Level |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 15,999 sqft (0.367 acres) |
| Garage Type | Attached |
| Garage Area | 888 sqft |
| Parking Spaces | 4 Parking Spaces |
| Porch | Porch |
| Porch Area | 288 sqft |
| Deck Area | 516 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0076931 |
|---|---|
| Street Address | 640 LINDEN AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-1011 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 1 LINDEN MEADOW PUD |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 24 |
| Legal Subdivision | LINDEN MEADOWS PUD - BO |
| Legal Block | 2 |
| Legal Lot Number | 1 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 12101 |
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 | 640 LINDEN AVE, BOULDER, CO 80304-1011 |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 3, 2015 · Amount on Record |
| Deed Sale | Sep 3, 2015 · Amount on Record |
| Prior Sale | Jun 16, 2011 · Amount on Record |
| Deed Document Number | 20153471634 |
| Prior Transfer Date | Aug 6, 2015 |
| Prior Transfer Doc | 0003471633 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 640 LINDEN AVE, BOULDER, CO 80304-1011 |
| Transaction Type | Mortgage |
| Record Updated | Jan 29, 2024 |
| Name | Verified Name |
|---|
| Document Number | 0004032582 |
|---|---|
| Date | Jan 2, 2024 |
| Instrument | 4032582 |
| Name | ENT CU |
|---|---|
| Type | Credit Union |
| Address | COLORADO SPRINGS, CO 80921 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 299 Months |
| Due | Dec 28, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
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 | $250,682 (+6.77%) Land $132,090 Building $118,592 | $3,756,500 (-) Land $2,012,500 Building $1,744,000 | |
| 2025 | $22,386.00 (+0.84%) | $234,781 (-9.96%) Land $125,781 Building $109,000 | $3,756,500 (-3.48%) Land $2,012,500 Building $1,744,000 |
| 2023 | $22,199.00 (+21.64%) | $260,751 (+32.68%) Land $138,697 Building $122,054 | $3,891,800 (+37.63%) Land $2,070,100 Building $1,821,700 |
| 2022 | $18,250.00 | $196,526 Land $100,150 Building $96,376 | $2,827,700 Land $1,441,000 Building $1,386,700 |
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 AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 63 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 63 in force |
| Nearby Flood Claims | 25 (1990–2026) |
| Claims Outside the SFHA | 17 of 25 |
| Most Recent Claim | Jun 2026 · 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 74% of the US · above 71% of Colorado |
|---|---|
| Wildfire Likelihood | 0.4% 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 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.
5G (outdoors only) and 4G LTE
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