Jefferson County property record for 3950 Valley Rd, Byrnes Mill, MO 63051
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,040 sqft · built 1963 |
| Lot Size | 1.1 acres (47,916 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $1,105 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 038.027.03001056 |
| Primary APN | 038.027.03001056 |
|---|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 1,040 sqft Living Area |
| 1st Floor Area | 1,040 sqft |
| Basement Area | 712 sqft |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1963 |
| Construction Type | Frame |
| Lot Area | 47,916 sqft |
| Porch | Open Frame Porch |
| Porch Area | 624 sqft |
| Heating System | HVAC |
|---|
| Street Address | 3950 VALLEY RD |
|---|---|
| City | BYRNES MILL |
| State | MO |
| Zip | 63051-1249 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CT1 |
| Legal Description | SW1/4 SW1/4 |
| Legal Range | 4E |
| Legal Township | 43N |
| Legal Section | 27 |
| Legal Block | 4 |
| Jurisdiction | JEFFERSON MO |
| Township / Civil Division | HIGH RIDGE |
| Census Block Group | 4 |
| Census Block | 4027 |
| Census Tract | 700302 |
3950 Valley Rd is owned and occupied by two individuals who acquired it in September 2020.
Source: Jefferson County records, as of August 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3950 VALLEY RD, BYRNES MILL, MO 63051-1249 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Sep 14, 2020 |
| Transfer Doc | 0000035064 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3950 Valley Rd was $1,105, up 0.6% from the year before.
Source: Jefferson County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | Jefferson County |
| Municipality | Byrnes Mill City |
| Unified School District | Northwest R-I School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $16,200 (-) Land $2,700 Building $13,500 | $85,400 (-) Land $14,400 Building $71,000 | |
| 2025 | $1,105.00 (+0.64%) | $16,200 Land $2,700 Building $13,500 | $85,400 (-) Land $14,400 Building $71,000 |
| 2024 | $1,098.00 (+0.64%) | $85,400 (+7.02%) Land $14,400 Building $71,000 | |
| 2023 | $1,091.00 (-0.09%) | $15,100 (-) Land $2,700 Building $12,400 | $79,800 Land $14,400 Building $65,400 |
| 2022 | $1,092.00 | $15,100 Land $2,700 Building $12,400 | |
| 2021 | $79,800 Land $14,400 Building $65,400 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3950 Valley Rd in Zone X, an area of minimal flood risk, though there have been 16 flood claims nearby since 2008.
Source: FEMA National Flood Hazard Layer, effective October 2, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 24 policies |
| Nearby Flood Policies | 24 in force |
| Nearby Flood Claims | 16 (2008–2024) |
| Most Recent Claim | Nov 2024 · 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.
Wildfire risk around 3950 Valley Rd is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 84% of Missouri |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
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 | JEFFERSON COUNTY PWSD 6 serves 7,500 people · EPA ID MO6024298 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2024 |
| 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 | None 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 179 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Wisper ISP Fixed Wireless | 400 / 30 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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