Boulder County property record for 4755 Greylock St, Boulder, CO 80301
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.25 ba · 3,082 sqft · built 1972 |
| Lot Size | 0.201 acres (8,743 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $357,200 (Nov 2005) |
| Tax Bill | $5,509 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1465-07-3-02-021 |
| Primary APN | 1465-07-3-02-021 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.25 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 3,082 sqft Living Area |
| Gross Area | 3,833 sqft |
| 1st Floor Area | 1,065 sqft |
| Upper Floors Area | 1,052 sqft |
| Basement Area | 1,065 sqft |
| Finished Basement | 965 sqft |
| Unfinished Basement | 100 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1972 |
|---|---|
| Effective Year Built | Effective 1995 |
| Exterior Material | Brick Veneer |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 8,743 sqft (0.201 acres) |
| Garage Type | Attached |
| Garage Area | 651 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 96 sqft |
| Patio Area | 240 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0038429 |
|---|---|
| Street Address | 4755 GREYLOCK ST |
| City | BOULDER |
| State | CO |
| Zip | 80301-4208 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SR |
| Legal Description | LOT 8 BLK 2 HEATHERWOOD 6 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 12 |
| Legal Subdivision | HEATHERWOOD 6 - BOV |
| Legal Block | 2 |
| Legal Lot Number | 8 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 12709 |
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 | 4755 GREYLOCK ST, BOULDER, CO 80301-4208 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 2, 2005 · Amount on Record |
| Deed Sale | Nov 2, 2005 · Amount on Record |
| Prior Sale | Jun 2, 1998 · Amount on Record |
| Deed Document Number | 20052734786 |
| Record Updated | Oct 29, 2026 |
Source: Boulder County assessment roll, as of September 18, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $61,792 (+1.02%) Land $17,742 Building $44,050 | $978,700 (-) Land $330,900 Building $647,800 | |
| 2025 | $5,509.00 (+10.71%) | $61,169 (-5.95%) Land $20,681 Building $40,488 | $978,700 (+0.82%) Land $330,900 Building $647,800 |
| 2023 | $4,976.00 (+22.05%) | $65,037 (+33.66%) Land $22,686 Building $42,351 | $970,700 (+38.65%) Land $338,600 Building $632,100 |
| 2022 | $4,077.00 | $48,657 Land $16,673 Building $31,984 | $700,100 Land $239,900 Building $460,200 |
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 | 3 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 67% of the US · above 60% of Colorado |
|---|---|
| Wildfire Likelihood | 0.3% 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 286 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 |
| Verizon Fixed Wireless | 300 / 20 |
| CenturyLink DSL | 140 / 20 |
May also be available: AT&T.
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