Adams County property record for 4600 E 109th Ave, Thornton, CO 80233
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,736 sqft · built 1978 |
| Lot Size | 0.189 acres (8,276 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $134,000 (Apr 2012) |
| Tax Bill | $1,245 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R0074438 |
| Primary APN | R0074438 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 10 Plumbing Fixtures |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,736 sqft Living Area |
| Interior Walls | Wallboard/Drywall |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Architectural Style | Split Level |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 8,276 sqft (0.189 acres) |
| Lot Dimensions | 113 ft deep x 75 ft wide |
| Garage Type | Attached |
| Garage Area | 494 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 120 sqft |
| Heating System | Baseboard |
|---|---|
| Heating Fuel | Electric |
| Account Number | R0074438 |
|---|---|
| Old Parcel Number | 172107215012 |
| Street Address | 4600 E 109TH AVE |
| City | THORNTON |
| State | CO |
| Zip | 80233-5469 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUB:GRANGE CREEK PHASE 1 PUD FILING NO 4 LOT:144 |
| Legal Range | 67W |
| Legal Township | 02S |
| Legal Section | 07 |
| Legal Quarter | NW |
| Legal Subdivision | GRANGE CREEK |
| Legal Phase | 1 |
| Legal Block | 15 |
| Legal Lot Number | 144 |
| Jurisdiction | ADAMS CO |
| Township / Civil Division | WEST ADAMS |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 8534 |
Source: Adams County records · APN R0074438
Assessment roll updated August 25, 2025 · Last verified February 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 | 4615 E 109TH AVE, THORNTON, CO 80233-5403 |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 06, 2012 · Amount on Record |
| Deed Sale | Apr 06, 2012 · Amount on Record |
| Prior Sale | Feb 24, 2012 · Amount on Record |
| Deed Document Number | 0000025332 |
| Last Transfer Date | Sep 01, 2016 |
| Transfer Doc | 0000072961 |
| Record Updated | Jun 08, 2026 |
Source: Adams County records · Assessment roll updated August 25, 2025 · Last verified February 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Adams County |
| Municipality | Thornton City |
| Unified School District | Adams 12 Five Star Schools (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 |
|---|---|---|---|
| 2025 | $1,245.00 (-66.53%) | $29,380 (-13.84%) Land $5,940 Building $23,440 | $470,000 (-6.75%) Land $95,000 Building $375,000 |
| 2023 | $3,720.00 (+16.4%) | $34,100 (+17.51%) Land $6,090 Building $28,010 | $504,000 (+20.71%) Land $90,000 Building $414,000 |
| 2022 | $3,196.00 | $29,020 Land $11,400 Building $17,620 | $417,526 Land $164,000 Building $253,526 |
Source: FEMA National Flood Hazard Layer, Adams County (08001C), as of October 2, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values are read at the parcel center point; 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) |
|---|---|
| Ting Fiber Fiber | 2,000 / 2,000 |
| BIF IV Intrepid HoldCo Fiber | 2,000 / 2,000 |
| Xfinity Cable | 1,200 / 35 |
| JAB Wireless Fixed Wireless | 300 / 60 |
| Lumen Technologies DSL | 140 / 20 |
May also be available: Aerux, T-Mobile USA, Verizon.
Based on FCC filings for 591 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System, water system CO0101150, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF THORNTON serves 226,465 people |
|---|---|
| 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 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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