Weld County property record for 143 4th St, Frederick, CO 80530
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 840 sqft · built 1920 |
| Lot Size | 0.235 acres (10,250 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $2,286 (2025) |
| Deeds & Mortgages | Jun 2026 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 1.31-13-1-E+-11 |
| Primary APN | 1.31-13-1-E+-11 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 6 Plumbing Fixtures |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 840 sqft Living Area |
| 1st Floor Area | 840 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Ranch |
| Exterior Material | Frame Hardboard |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 10,250 sqft (0.235 acres) |
| Porch | Slab |
| Porch Area | 16 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R5545286 |
|---|---|
| Street Address | 143 4TH ST |
| City | FREDERICK |
| State | CO |
| Zip | 80530-5001 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | FRE 20921 L29-30 BLK15 |
| Legal Range | 67W |
| Legal Township | 2N |
| Legal Section | 31 |
| Legal Subdivision | FREDERICK TOWN |
| Legal Block | 15 |
| Legal Lot Number | 29 |
| Jurisdiction | WELD CO |
| Township / Civil Division | ERIE-FREDERICK |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 2014 |
Source: Weld County records, as of October 21, 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 | 143 4TH ST, FREDERICK, CO 80530-5001 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 7, 1979 |
| Deed Sale | Feb 7, 1979 |
| Last Transfer Date | Aug 2, 2016 |
| Transfer Doc | 0004225644 |
| Record Updated | Oct 29, 2026 |
| Document Type | Affidavit |
|---|---|
| Jurisdiction | WELD CO |
| Recording Date | Jun 10, 2026 |
| Property Address | 143 4TH ST, FREDERICK, CO 80530-5001 |
| Document Number | 0005107519 |
| Instrument Date | Sep 30, 2025 |
| Instrument | 20265107519 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
Source: Weld County assessment roll, as of May 27, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Weld County |
| Municipality | Frederick Town |
| Unified School District | St. Vrain Valley School District RE 1J (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $19,990 (-2.11%) Land $7,340 Building $12,650 | $326,779 (-) Land $120,000 Building $206,779 | |
| 2025 | $2,286.00 (+28.57%) | $20,420 (-2.62%) Land $7,500 Building $12,920 | $326,779 (+5.44%) Land $120,000 Building $206,779 |
| 2024 | $1,778.00 (+4.28%) | ||
| 2023 | $1,705.00 | $20,970 Land $6,770 Building $14,200 | $309,915 Land $100,000 Building $209,915 |
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 June 28, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 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 | 2 in force |
| Nearby Flood Claims | 10 (1990–2015) |
| Claims Outside the SFHA | 4 of 10 |
| Most Recent Claim | May 2015 · rainfall accumulation |
| Claims by Event |
|
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.9% 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 | TOWN OF FREDERICK serves 17,173 people · EPA ID CO0162288 |
|---|---|
| Water Source | Purchased surface water from CARTER LAKE FILTER PLANT |
| Last State Inspection | Nov 2023 |
| Lead | 3 ppb (2023–2025) 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, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 347 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 |
| Rise Broadband Fixed Wireless | 100 / 20 |
May also be available: Intrepid Fiber Networks.
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