Douglas County property record for 4453 Sidewinder Loop, Castle Rock, CO 80108
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5 ba · 3,641 sqft · built 2018 |
| Lot Size | 0.216 acres (9,409 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $675,000 (Jan 2021) |
| Tax Bill | $5,568 (2025) |
| Deeds & Mortgages | Jan 2021 Sale & Mortgage Jun 2018 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 2507-06-4-10-007 |
| Primary APN | 2507-06-4-10-007 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5 Baths |
| Stories | 2 Stories |
| Building Area | 3,641 sqft Living Area |
| Gross Area | 5,485 sqft |
| Basement Area | 1,844 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 | 9,409 sqft (0.216 acres) |
| Garage Area | 650 sqft |
| Porch | Porch |
| Porch Area | 244 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R0489591 |
|---|---|
| Street Address | 4453 SIDEWINDER LOOP |
| City | CASTLE ROCK |
| State | CO |
| Zip | 80108-2818 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 7 BLOCK 4 CASTLE OAKS ESTATES 5 0.216 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 | 7 |
| Jurisdiction | DOUGLAS CO |
| Township / Civil Division | PARKER |
| Census Block Group | 6 |
| Census Block | 6002 |
| Census Tract | 14013 |
Source: Douglas County records · APN 2507-06-4-10-007
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 | 4453 SIDEWINDER LOOP, CASTLE ROCK, CO 80108-2818 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jan 22, 2021 | Warranty Deed, Transfer · VA Mortgage BROKER SOLUTIONS INC |
| Jun 15, 2018 | Special Warranty Deed, Subdivision Related Transfer · Conventional Mortgage DHI MORTGAGE COMPANY LTD |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jan 22, 2021 · Amount on Record |
| Deed Sale | Jan 22, 2021 · Amount on Record |
| Prior Sale | Jun 15, 2018 · Amount on Record |
| Deed Document Number | 20218530 |
| Record Updated | Sep 20, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | DOUGLAS CO |
| Recording Date | Jan 22, 2021 |
| Property Address | 4453 SIDEWINDER LOOP, CASTLE ROCK, CO 80108-2818 |
| Document Number | 0000008530 |
| Instrument Date | Jan 21, 2021 |
| Instrument | 2021008530 |
| Transaction Type | Transfer |
| Record Updated | Jan 14, 2022 |
| Title Company | CHICAGO TITLE |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $67.50 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 1435 SIDEWINDER CIR, CASTLE ROCK, CO 80108-2810 |
| Document Number | 0000008531 |
|---|---|
| Date | Jan 22, 2021 |
| Instrument | 2021008531 |
| Name | BROKER SOLUTIONS INC |
|---|---|
| Type | Mortgage Company |
| Type | VA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 01, 2051 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | DOUGLAS CO |
| Recording Date | Jun 15, 2018 |
| Property Address | 4453 SIDEWINDER LOOP, CASTLE ROCK, CO 80108-2818 |
| Document Number | 0000036187 |
| Instrument Date | May 16, 2018 |
| Instrument | 2018036187 |
| 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 | $62.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 4453 SIDEWINDER LOOP, CASTLE ROCK, CO 80108-2818 |
| Document Number | 0000036188 |
|---|---|
| Date | Jun 15, 2018 |
| Instrument | 2018036188 |
| Name | DHI MORTGAGE COMPANY LTD |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jun 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 | $54,030 (-) Land $11,980 Building $42,050 | $794,495 (-) Land $176,112 Building $618,383 | |
| 2025 | $5,568.00 (-5.13%) | $54,030 (-8.76%) Land $11,980 Building $42,050 | $794,495 (-10.1%) Land $176,112 Building $618,383 |
| 2024 | $5,869.00 (-0.91%) | ||
| 2023 | $5,923.00 | $59,220 Land $10,060 Building $49,160 | $883,796 Land $150,080 Building $733,716 |
Source: FEMA National Flood Hazard Layer as of June 4, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| 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 | Low lower than 67% of the US · lower than 84% of Colorado |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| 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 as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Lumen Technologies Fiber · DSL in parts of the area | 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: Aerux, BAM Broadband OpCo, Istari Holdings.
Based on FCC filings for 399 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | TOWN OF CASTLE ROCK serves 110,298 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Sep 2024 |
| Lead | 2 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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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