Boulder County property record for 1820 Deer Valley Rd, Boulder, CO 80305
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.75 ba · 4,519 sqft · built 2000 |
| Lot Size | 0.332 acres (14,451 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $3,695,000 (Apr 2023) |
| Tax Bill | $21,289 (2025) |
| Deeds & Mortgages | Apr 2023 Sale Nov 2018 Sale & Line of Credit + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 1577-06-3-05-005 |
| Primary APN | 1577-06-3-05-005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.75 Baths |
| Half Baths | 3 Half Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 4,519 sqft Living Area |
| Gross Area | 5,047 sqft |
| 1st Floor Area | 1,897 sqft |
| Upper Floors Area | 1,298 sqft |
| Basement Area | 1,324 sqft |
| Finished Basement | 1,324 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2000 |
|---|---|
| Effective Year Built | Effective 2005 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Concrete |
| Lot Area | 14,451 sqft (0.332 acres) |
| Garage Type | Attached |
| Garage Area | 528 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
|---|---|
| Porch Area | 180 sqft |
| Deck Area | 464 sqft |
| Patio Area | 1,084 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Radiant |
| Account Number | R0008686 |
|---|---|
| Street Address | 1820 DEER VALLEY RD |
| City | BOULDER |
| State | CO |
| Zip | 80305-5228 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 5 BLK 3 W HIGHLAND PARK |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 06 |
| Legal Subdivision | WEST HIGHLAND PARK - BO |
| Legal Block | 3 |
| Legal Lot Number | 5 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2026 |
| Census Tract | 12505 |
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 | 1820 DEER VALLEY RD, BOULDER, CO 80305-5228 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Apr 20, 2023 | Warranty Deed, Transfer FIDELITY NATIONAL TITLE |
| Nov 1, 2018 | Warranty Deed, Transfer · Line of Credit TIAA FSB |
| Nov 1, 2018 | Quit Claim Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE INSURA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 20, 2023 · Amount on Record |
| Deed Sale | Apr 20, 2023 · Amount on Record |
| Prior Sale | Nov 1, 2018 · Amount on Record |
| Deed Document Number | 20234004497 |
| Prior Transfer Date | Oct 12, 2018 |
| Prior Transfer Doc | 0003683784 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Apr 20, 2023 |
| Property Address | 1820 DEER VALLEY RD, BOULDER, CO 80305-5228 |
| Document Number | 0004004497 |
| Instrument Date | Apr 19, 2023 |
| Instrument | 4004497 |
| Transaction Type | Transfer |
| Record Updated | Apr 27, 2023 |
| Title Company | FIDELITY NATIONAL TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $369.50 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 1820 DEER VALLEY RD, BOULDER, CO 80305-5228 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Nov 1, 2018 |
| Property Address | 1820 DEER VALLEY RD, BOULDER, CO 80305-5228 |
| Document Number | 0003683785 |
| Instrument Date | Oct 29, 2018 |
| Instrument | 3683785 |
| Transaction Type | Transfer |
| Record Updated | Nov 12, 2018 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE INSURA |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $275.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 1820 DEER VALLEY RD BOULDER CO 803055228, BOULDER, CO 80305-5228 |
| Document Number | 3683787 |
|---|---|
| Date | Nov 1, 2018 |
| Instrument | 3683787 |
| Name | TIAA FSB |
|---|---|
| Address | 301 W BAY ST, JACKSONVILLE, FL 32202-5184 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Oct 31, 2048 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Nov 1, 2018 |
| Property Address | 1820 DEER VALLEY RD, BOULDER, CO 80305-5228 |
| Document Number | 0003683784 |
| Instrument Date | Oct 21, 2018 |
| Instrument | 3683784 |
| Transaction Type | Transfer |
| Record Updated | Nov 12, 2018 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE INSURA |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 1820 DEER VALLEY RD BOULDER CO 803055228, BOULDER, CO 80305-5228 |
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 | $237,245 (+6.66%) Land $95,540 Building $141,705 | $3,558,900 (-) Land $1,475,000 Building $2,083,900 | |
| 2025 | $21,289.00 (-10.13%) | $222,432 (-18.33%) Land $92,188 Building $130,244 | $3,558,900 (-12.45%) Land $1,475,000 Building $2,083,900 |
| 2024 | $23,689.00 (+1.78%) | ||
| 2023 | $23,275.00 (+16.82%) | $272,341 (+27.42%) Land $110,389 Building $161,952 | $4,064,800 (+32.18%) Land $1,647,600 Building $2,417,200 |
| 2022 | $19,923.00 | $213,733 Land $80,731 Building $133,002 | $3,075,300 Land $1,161,600 Building $1,913,700 |
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 34 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 34 in force |
| Nearby Flood Claims | 17 (1980–2015) |
| Claims Outside the SFHA | 7 of 17 |
| Most Recent Claim | May 2015 · Severe Storms, Tornadoes, 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 86% of the US · above 90% of Colorado |
|---|---|
| Wildfire Likelihood | 0.9% 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 346 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 | 1,200 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
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