Adams County property record for 4220 E 104th Ave, Thornton, CO 80233
| Property Type | County Owned (Exempt) |
|---|---|
| Details | 78 bd · 64 ba · 91,326 sqft · built 2018 |
| Lot Size | 5.09 acres (221,804 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $51,192 (2025) |
| Deeds & Mortgages | May 2019 Loan Modification |
| Flood Zone | Zone X (minimal risk) |
| APN | 1721-18-2-01-005 |
| Primary APN | 1721-18-2-01-005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 78 Beds |
|---|---|
| Full Baths | 64 Baths |
| Total Rooms | 270 Rooms |
| Units | 64 Units |
| Stories | 4 Stories |
| Building Area | 91,326 sqft Gross Area |
| Basement Area | 16,356 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2018 |
|---|---|
| Effective Year Built | Effective 2018 |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Flat |
| Roof Material | Composition Shingle |
| Lot Area | 221,804 sqft (5.09 acres) |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Account Number | R0194731 |
|---|---|
| Street Address | 4220 E 104TH AVE |
| City | THORNTON |
| State | CO |
| Zip | 80233-4420 |
| Property Category | Public Works |
| Property Type | Public Works > County Owned (Exempt) |
| Legal Description | 104TH AND COLORADO LOT 1 |
| Legal Range | 67W |
| Legal Township | 02S |
| Legal Section | 18 |
| Legal Quarter | 2 |
| Legal Subdivision | 104TH AND COLORADO |
| Legal Lot Number | 1 |
| Jurisdiction | ADAMS CO |
| Township / Civil Division | WEST ADAMS |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 9103 |
Source: Adams County records, as of May 14, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 7190 COLORADO BLVD, COMMERCE CITY, CO 80022-1802 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | ADAMS CO |
| Property Address | 4220 E 104TH AVE, THORNTON, CO 80233-4420 |
| Document Number | 0000044550 |
| Instrument Date | May 13, 2019 |
| Transaction Type | Mortgage |
| Record Updated | May 22, 2020 |
| Title Company | FNTG-NCS COLORADO |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Document Number | 0000044550 |
|---|---|
| Date | May 15, 2020 |
| Instrument | 44550 |
| Name | HOUSING AUTH/ THE CNTY/ADAMS |
|---|
| Amount | Amount Recorded |
|---|
Source: Adams County assessment roll, as of January 21, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Adams County |
| Municipality | Thornton City |
| Unified School District | Adams County School District 14 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $51,192.00 | $13,134,900 (+885.13%) Land $784,000 Building $12,350,900 | $19,316,030 (-2.94%) Land $1,152,944 Building $18,163,086 |
| 2023 | $106,411.00 (-6.85%) | $1,333,310 (-6.87%) Land $77,250 Building $1,256,060 | $19,900,160 (-5.48%) Land $1,152,944 Building $18,747,216 |
| 2022 | $114,242.00 | $1,431,610 Land $156,800 Building $1,274,810 | $21,053,104 Land $2,305,888 Building $18,747,216 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 96% of the US · lower than 98.4% 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 236 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
| Rise Broadband Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Aerux Broadband, Intrepid Fiber Networks, Ting.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures