Boulder County property record for 4258 Graham Ct, Boulder, CO 80305
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.75 ba · 1,850 sqft · built 1960 |
| Lot Size | 0.158 acres (6,899 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $600,000 (Apr 2017) |
| Tax Bill | $5,202 (2025) |
| Deeds & Mortgages | Dec 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1577-05-4-09-011 |
| Primary APN | 1577-05-4-09-011 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Building Area | 1,850 sqft Living Area |
| Gross Area | 2,254 sqft |
| 1st Floor Area | 1,150 sqft |
| Basement Area | 851 sqft |
| Finished Basement | 276 sqft |
| Unfinished Basement | 575 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Split Level |
| Exterior Material | Brick Veneer |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 6,899 sqft (0.158 acres) |
| Garage Type | Attached |
| Garage Area | 253 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0012444 |
|---|---|
| Street Address | 4258 GRAHAM CT |
| City | BOULDER |
| State | CO |
| Zip | 80305-5506 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 11 BLK 12 WILLIAM MARTIN HOMESTEAD |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 05 |
| Legal Subdivision | WILLIAM MARTIN HOMESTEAD - BO |
| Legal Block | 12 |
| Legal Lot Number | 11 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1018 |
| Census Tract | 12507 |
4258 Graham Ct is owned by two individuals who bought it in April 2017.
Source: Boulder County records, as of September 18, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 240 HOPI PL, BOULDER, CO 80303-3533 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 18, 2017 · Amount on File |
| Deed Sale | Apr 18, 2017 · Amount on File |
| Prior Sale | Jul 16, 2014 · Amount on File |
| Deed Document Number | 20173587015 |
| Prior Transfer Date | Feb 4, 2013 |
| Prior Transfer Doc | 0003288218 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 4258 GRAHAM CT, BOULDER, CO 80305-5506 |
| Transaction Type | Mortgage |
| Record Updated | Dec 20, 2021 |
| Title Company | HOMESTEAD TITLE AND ESCROW, HOMESTEAD TITLE & ESCROW |
| Name | Verified Name |
|---|---|
| Address | 2935 MODERN COURT, BOULDER, CO 80301 |
| Document Number | 0003931994 |
|---|---|
| Date | Dec 2, 2021 |
| Instrument | 3931994 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | DENVER, CO 80222 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Dec 1, 2051 |
The 2025 property tax bill for 4258 Graham Ct was $5,202.
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 | $53,686 (-0.06%) Land $32,504 Building $21,182 | $859,500 (-) Land $548,000 Building $311,500 | |
| 2025 | $5,202.00 | $53,719 Land $34,250 Building $19,469 | $859,500 Land $548,000 Building $311,500 |
| 2023 | $5,085.00 (+10.52%) | $61,700 (+26.59%) Land $40,133 Building $21,567 | $920,900 (+31.31%) Land $599,000 Building $321,900 |
| 2022 | $4,601.00 | $48,741 Land $29,767 Building $18,974 | $701,300 Land $428,300 Building $273,000 |
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.
FEMA maps place 4258 Graham Ct in Zone X, an area of minimal flood risk, though there have been 16 flood claims nearby since 1995.
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 File median of 25 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 25 in force |
| Nearby Flood Claims | 16 (1995–2013) |
| Claims Outside the SFHA | 2 of 16 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| 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.
Wildfire risk around 4258 Graham Ct is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 91% of Colorado |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
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 678 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| CenturyLink Fiber · DSL in parts of the area | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T.
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