Jefferson County property record for 7809 Old State Rte 21, Barnhart, MO 63012
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 2,464 sqft · built 1955 |
| Lot Size | 1.05 acres (45,738 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $1,466 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 089.031.00000052 |
| Primary APN | 089.031.00000052 |
|---|---|
| Alternative APN |
|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 2,464 sqft Living Area |
| Gross Area | 2,884 sqft |
| 1st Floor Area | 1,264 sqft |
| Basement Area | 226 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1955 |
| Construction Type | Masonry / Concrete Block |
| Foundation Type | No Foundation |
| Lot Area | 45,738 sqft |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Porch | Open Frame Porch |
|---|---|
| Porch Area | 138 sqft |
| Patio Area | 574 sqft |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 7809 OLD STATE ROUTE 21 |
|---|---|
| City | BARNHART |
| State | MO |
| Zip | 63012-1718 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R20 |
| Legal Description | KLABLES PT LOT 3 |
| Legal Range | 5E |
| Legal Township | 42N |
| Legal Section | 31 |
| Legal Subdivision | KLABLES |
| Legal Block | 2 |
| Legal Lot Number | 3 |
| Jurisdiction | JEFFERSON MO |
| Township / Civil Division | IMPERIAL |
| Census Block Group | 2 |
| Census Block | 2026 |
| Census Tract | 700503 |
7809 Old State Rte 21 is owned and occupied by two individuals who acquired it in March 2000.
Source: Jefferson County records, as of August 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 7809 OLD STATE ROUTE 21, BARNHART, MO 63012-1718 |
| 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 | Mar 29, 2000 |
| Transfer Doc | 0990001978 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 7809 Old State Rte 21 was $1,466, down 0.7% from the year before.
Source: Jefferson County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | Jefferson County |
| Unified School District | Fox C-6 School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $22,200 (-) Land $2,700 Building $19,500 | $117,100 (-) Land $14,400 Building $102,700 | |
| 2025 | $1,466.00 (-0.74%) | $22,200 Land $2,700 Building $19,500 | $117,100 (-) Land $14,400 Building $102,700 |
| 2024 | $1,477.00 (-0.2%) | $117,100 (+5.5%) Land $14,400 Building $102,700 | |
| 2023 | $1,480.00 | $21,100 Land $2,700 Building $18,400 | $111,000 Land $14,400 Building $96,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 7809 Old State Rte 21 in Zone X, an area of minimal flood risk, though there have been 38 flood claims nearby since 1979.
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 |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 38 (1979–2017) |
| Claims Outside the SFHA | 8 of 38 |
| Most Recent Claim | Apr 2017 · Severe Storms, Tornadoes, Straight-line Winds And Flooding |
| 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 7809 Old State Rte 21 is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 66% of the US · lower than 76% of Missouri |
|---|---|
| Wildfire Likelihood | 0.04% 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 CO CONS PWSD C 1 serves 37,000 people · EPA ID MO6024295 |
|---|---|
| Water Source | Purchased surface water from MO AMERICAN ST LOUIS ST CHARLES COUNTIES |
| Last State Inspection | Aug 2024 |
| Lead | Under 1 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 54 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
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