Boulder County property record for 4565 Darley Ave, Boulder, CO 80305
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.25 ba · 2,384 sqft · built 1961 |
| Lot Size | 0.199 acres (8,671 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $93,500 (Jul 1984) |
| Tax Bill | $5,196 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1577-08-1-23-019 |
| Primary APN | 1577-08-1-23-019 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.25 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,384 sqft Living Area |
| Gross Area | 3,028 sqft |
| 1st Floor Area | 1,178 sqft |
| Upper Floors Area | 526 sqft |
| Basement Area | 988 sqft |
| Finished Basement | 680 sqft |
| Unfinished Basement | 308 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1976 |
| Exterior Material | Brick Veneer |
| Construction Type | Masonry / Concrete Block |
| Lot Area | 8,671 sqft (0.199 acres) |
| Garage Type | Attached |
| Garage Area | 336 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 562 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0009973 |
|---|---|
| Street Address | 4565 DARLEY AVE |
| City | BOULDER |
| State | CO |
| Zip | 80305-6031 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 19 BLK 1 MAJESTIC HEIGHTS |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 08 |
| Legal Subdivision | MAJESTIC HEIGHTS - BO |
| Legal Block | 1 |
| Legal Lot Number | 19 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 12508 |
Source: Boulder County records · APN 1577-08-1-23-019
Assessment roll updated June 15, 2026 · Last verified June 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 File |
|---|---|
| Mailing Address | 4565 DARLEY AVE, BOULDER, CO 80305-6031 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 16, 1984 · Amount on Record |
| Deed Sale | Jul 16, 1984 · Amount on Record |
| Deed Document Number | 1984633840 |
| Record Updated | Sep 20, 2026 |
Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Boulder City |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $66,096 (+8.8%) Land $35,618 Building $30,478 | $972,000 (-) Land $523,800 Building $448,200 | |
| 2025 | $5,196.00 (+1.33%) | $60,751 (-12.92%) Land $32,738 Building $28,013 | $972,000 (-6.66%) Land $523,800 Building $448,200 |
| 2023 | $5,128.00 (+17.56%) | $69,767 (+29.38%) Land $38,686 Building $31,081 | $1,041,300 (+34.21%) Land $577,400 Building $463,900 |
| 2022 | $4,362.00 | $53,925 Land $28,801 Building $25,124 | $775,900 Land $414,400 Building $361,500 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), as of October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130125081, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 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 | 1 in force |
| Wildfire Risk | Moderate above 45% of the US · lower than 72% of Colorado |
|---|---|
| Wildfire Likelihood | 0.09% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Fixed Wireless | 2,500 / 2,500 |
| Lumen Technologies Fiber | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Live Wire Networks Fixed Wireless | 250 / 100 |
May also be available: AT&T, T-Mobile USA.
Based on FCC filings for 604 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System, water system CO0107152, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF BOULDER serves 166,080 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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