Adams County property record for 6229 E 135th Ave, Thornton, CO 80602
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.5 ba · 3,886 sqft · built 2009 |
| Lot Size | 0.228 acres (9,924 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $435,000 (Jul 2015) |
| Tax Bill | $2,104 (2025) |
| Deeds & Mortgages | Sep 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1571-29-2-05-005 |
| Primary APN | 1571-29-2-05-005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 21 Plumbing Fixtures |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 3,886 sqft Living Area |
| Gross Area | 6,606 sqft |
| 1st Floor Area | 1,994 sqft |
| 2nd Floor Area | 1,892 sqft |
| Basement Area | 1,994 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2009 |
|---|---|
| Effective Year Built | Effective 2009 |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 9,924 sqft (0.228 acres) |
| Garage Type | Attached |
| Garage Area | 726 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0162420 |
|---|---|
| Street Address | 6229 E 135TH AVE |
| City | THORNTON |
| State | CO |
| Zip | 80602-9230 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUB:MARSHALL LAKE SUBDIVISION FILING #1 BLK:15 LOT:3 |
| Legal Range | 67W |
| Legal Township | 01S |
| Legal Section | 29 |
| Legal Quarter | 2 |
| Legal Subdivision | MARSHALL LAKE SUBDIVISION FILING #1 |
| Legal Block | 15 |
| Legal Lot Number | 3 |
| Jurisdiction | ADAMS CO |
| Township / Civil Division | BRIGHTON |
| Census Block Group | 6 |
| Census Block | 6014 |
| Census Tract | 8540 |
Source: Adams County records, as of April 13, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 6229 E 135TH AVE, THORNTON, CO 80602-9230 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 20, 2015 · Amount on Record |
| Deed Sale | Jul 20, 2015 · Amount on Record |
| Prior Sale | Apr 1, 2010 · Amount on Record |
| Deed Document Number | 201558126 |
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ADAMS CO |
| Property Address | 6229 E 135TH AVE, THORNTON, CO 80602-9230 |
| Transaction Type | Mortgage |
| Record Updated | Mar 9, 2021 |
| Title Company | FIRST INTEGRITY TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000088540 |
|---|---|
| Date | Sep 9, 2020 |
| Instrument | 2020000088540 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Sep 1, 2050 |
Source: Adams County assessment roll, as of January 21, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Adams County |
| Municipality | Thornton City |
| Unified School District | School District 27J (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,104.00 (-60.43%) | $53,990 (-7.31%) Land $9,180 Building $44,810 | $794,000 (-7.78%) Land $135,000 Building $659,000 |
| 2024 | $5,317.00 (-6.03%) | ||
| 2023 | $5,658.00 (+13.45%) | $58,250 (+14.55%) Land $8,660 Building $49,590 | $861,000 (+17.7%) Land $128,000 Building $733,000 |
| 2022 | $4,987.00 | $50,850 Land $17,800 Building $33,050 | $731,508 Land $256,000 Building $475,508 |
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 2, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 97% of the US · lower than 98.8% of Colorado |
|---|---|
| Wildfire Likelihood | Under 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 THORNTON serves 226,465 people · EPA ID CO0101150 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jul 2024 |
| Lead | 2 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 3 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 309 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Rise Broadband Fixed Wireless | 500 / 100 |
| Verizon Fixed Wireless | 300 / 20 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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