Lawrence County property record for 521 E Kirby St, Mount Vernon, MO 65712
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 978 sqft · built 1930 |
| Lot Size | 0.207 acres (9,000 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $456 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 099031001015021000 |
| Primary APN | 099031001015021000 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 978 sqft Living Area |
| 1st Floor Area | 978 sqft |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1930 |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 9,000 sqft (0.207 acres) |
| Lot Dimensions | 150 ft deep x 60 ft wide |
| Garage Type | Detached |
| Garage Area | 414 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Gravity Furnace |
|---|
| Street Address | 521 E KIRBY ST |
|---|---|
| City | MOUNT VERNON |
| State | MO |
| Zip | 65712-1340 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | KIRBY ST,E,521; BEG 230'E OF NW COR LT 1, THEN E60' S150' W60' N150' TO POB KIRBYS 3RD ADDN - MT VERNON |
| Legal Range | 26 |
| Legal Township | 28 |
| Legal Section | 31 |
| Legal Subdivision | KIRBYS 3RD ADD |
| Legal Lot Number | 1 |
| Jurisdiction | LAWRENCE MO |
| Township / Civil Division | MOUNT VERNON |
| Census Block Group | 3 |
| Census Block | 3033 |
| Census Tract | 470202 |
521 E Kirby St, a single family home, is owned by an individual.
Source: Lawrence County records, as of August 11, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 710 ROSEBRIAR ST, MOUNT VERNON, MO 65712-1653 |
| Owner Type | Individual |
| Vesting | Et Al (and Others) |
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 | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 521 E Kirby St was $456, up 0.2% from the year before.
Source: Lawrence County assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | Lawrence County |
| Municipality | Mount Vernon City |
| Unified School District | Mount Vernon R-V School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $9,270 (-) Land $1,440 Building $7,830 | ||
| 2025 | $456.00 (+0.22%) | $9,270 Land $1,440 Building $7,830 | $44,789 |
| 2024 | $455.00 (+8.33%) | ||
| 2023 | $420.00 (+6.33%) | $8,510 Land $1,440 Building $7,070 | $44,789 |
| 2022 | $395.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 521 E Kirby St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective August 2, 2012
| 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.
Wildfire risk around 521 E Kirby St is low, with a 0.01% 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 | 0.01% 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 | MOUNT VERNON PWS serves 4,575 people · EPA ID MO5010553 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2026 |
| Lead | 3 ppb (2022–2024) 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 392 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Brightspeed Fiber | 2,000 / 2,000 |
| Mediacom Xtream Cable · Fiber in parts of the area | 1,000 / 50 |
| Wisper ISP Fixed Wireless | 400 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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