Douglas County property record for 4351 Sidewinder Loop, Castle Rock, CO 80108 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4 ba · 4,053 sqft · built 2018 |
| Lot Size | 0.202 acres (8,799 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $570,738 (Jan 2018) |
| Tax Bill | $5,700 (2025) |
| Deeds & Mortgages | Apr 2020 Mortgage Jan 2018 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 2507-06-4-10-001 |
| Primary APN | 2507-06-4-10-001 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Stories | 2 Stories |
| Building Area | 4,053 sqft Living Area |
| Gross Area | 6,036 sqft |
| Basement Area | 1,983 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2018 |
|---|---|
| Effective Year Built | Effective 2018 |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 8,799 sqft (0.202 acres) |
| Garage Area | 630 sqft |
| Porch | Porch |
| Porch Area | 313 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R0489585 |
|---|---|
| Street Address | 4351 SIDEWINDER LOOP |
| City | CASTLE ROCK |
| State | CO |
| Zip | 80108-2817 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 1 BLOCK 4 CASTLE OAKS ESTATES 5 0.202 AM/L |
| Legal Range | 66W |
| Legal Township | 08S |
| Legal Section | 06 |
| Legal Quarter | SE |
| Legal Subdivision | CASTLE OAKS ESTATES |
| Legal Block | 4 |
| Legal Lot Number | 1 |
| Jurisdiction | DOUGLAS CO |
| Township / Civil Division | PARKER |
| Census Block Group | 6 |
| Census Block | 6002 |
| Census Tract | 14013 |
Source: Douglas County records · APN 2507-06-4-10-001
Assessment roll updated June 23, 2026 · Last verified July 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 | 4351 SIDEWINDER LOOP, CASTLE ROCK, CO 80108-2817 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Apr 17, 2020 | Deed of Trust, Mortgage · Conventional Mortgage REGIONS BANK |
| Jan 31, 2018 | Special Warranty Deed, Subdivision Related Transfer · Conventional Mortgage DHI MORTGAGE COMPANY LTD |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jan 31, 2018 · Amount on Record |
| Deed Sale | Jan 31, 2018 · Amount on Record |
| Prior Sale | May 14, 2015 · Amount on Record |
| Deed Document Number | 20186377 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DOUGLAS CO |
| Property Address | 4351 SIDEWINDER LOOP, CASTLE ROCK, CO 80108-2817 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000030215 |
|---|---|
| Date | Apr 17, 2020 |
| Instrument | 2020030215 |
| Name | REGIONS BANK |
|---|---|
| Type | Bank |
| Address | BIRMINGHAM, AL 35244 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | May 01, 2050 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | DOUGLAS CO |
| Recording Date | Jan 31, 2018 |
| Property Address | 4351 SIDEWINDER LOOP, CASTLE ROCK, CO 80108-2817 |
| Document Number | 0000006377 |
| Instrument Date | Jan 30, 2018 |
| Instrument | 2018006377 |
| Transaction Type | Subdivision Related Transfer |
| Record Updated | Jan 14, 2022 |
| Title Company | HERITAGE TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $57.07 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 4351 SIDEWINDER LOOP, CASTLE ROCK, CO 80108-2817 |
| Document Number | 0000006378 |
|---|---|
| Date | Jan 31, 2018 |
| Instrument | 2018006378 |
| Name | DHI MORTGAGE COMPANY LTD |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 01, 2048 |
Source: Douglas County records · Assessment roll updated June 23, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Douglas County |
| Municipality | Castle Rock Town |
| Unified School District | Douglas County School District RE-1 (PK - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $55,320 (-) Land $11,580 Building $43,740 | $813,504 (-) Land $170,236 Building $643,268 | |
| 2025 | $5,700.00 (-5.39%) | $55,320 (-8.83%) Land $11,580 Building $43,740 | $813,504 (-10.18%) Land $170,236 Building $643,268 |
| 2024 | $6,025.00 (-0.9%) | ||
| 2023 | $6,080.00 | $60,680 Land $9,740 Building $50,940 | $905,687 Land $145,320 Building $760,367 |
Source: FEMA National Flood Hazard Layer, Douglas County (08035C), updated June 4, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080350140136, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 1 (2023) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | May 2023, rainfall accumulation |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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, availability as of December 31, 2025 · Published October 2026 · based on 399 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Lumen Technologies | Fiber | 2,000 / 1,000 |
| Xfinity | Cable | 2,000 / 250 |
| Windfield Enterprises | Fixed Wireless | 1,000 / 220 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
May also be available at this address: Istari Holdings, Lumen Technologies, BAM Broadband OpCo, Aerux. Availability varies by address; speeds are provider-advertised maximums, not measured.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures