Atchison County property record for 400 William St, Rock Port, MO 64482
| Property Type | Single Family Home |
|---|---|
| Details | 1.75 ba · 750 sqft · built 1945 |
| Lot Size | 0.22 acres (9,583 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $744 (2025) |
| APN | 5113-16-002370 |
| Primary APN | 5113-16-002370 |
|---|---|
| Alternative APN |
|
| Full Baths | 1.75 Baths |
|---|---|
| Half Baths | 2 Half Baths |
| Stories | 1 Story |
| Building Area | 750 sqft Living Area |
| Basement Area | 16,480 sqft |
| Finished Basement | 242 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1945 |
| Construction Type | Frame |
| Lot Area | 9,583 sqft (0.22 acres) |
| Porch | Slab |
| Porch Area | 30 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Street Address | 400 WILLIAM ST |
|---|---|
| City | ROCK PORT |
| State | MO |
| Zip | 64482-1156 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 7 & W 20' OF LOT 6, BLOCK 1 OF SAVAGE ADD TO ROCK PORT |
| Legal Range | 41W |
| Legal Township | 65N |
| Legal Section | 34 |
| Legal Subdivision | SAVAGE ADD |
| Legal Block | 1 |
| Legal Lot Number | 7,6 |
| Jurisdiction | ATCHISON MO |
| Township / Civil Division | CLAY |
| Census Block Group | 1 |
| Census Block | 1030 |
| Census Tract | 950200 |
400 William St is owned by an individual who acquired it in November 2009.
Source: Atchison County records, as of February 24, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 405 CHARLES ST, ROCK PORT, MO 64482-1119 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 5, 2009 |
| Deed Sale | Nov 5, 2009 |
| Prior Sale | Oct 19, 2009 · Amount on File |
| Prior Transfer Date | Oct 28, 1988 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 400 William St was $744.
Source: Atchison County assessment roll, as of February 24, 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | Atchison County |
| Municipality | Rock Port City |
| Unified School District | Rock Port R-II School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $744.00 | $46,440 | $46,440 (+12.99%) |
| 2024 | $41,100 (-) Land $8,300 Building $32,800 | ||
| 2023 | $649.00 | $7,809 Land $1,577 Building $6,232 | $41,100 Land $8,300 Building $32,800 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 400 William St; there have been 54 flood claims nearby since 1993.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 5 in force |
| Nearby Flood Claims | 54 (1993–2019) |
| Claims Outside the SFHA | 2 of 54 |
| Most Recent Claim | Jun 2019 · Severe Storms, Tornadoes, 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 400 William St is moderate, ranking above 42% of the US, with a 0.07% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 42% of the US · above 45% of Missouri |
|---|---|
| Wildfire Likelihood | 0.07% 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 | ATCHISON COUNTY PWSD 1 serves 700 people · EPA ID MO1024009 |
|---|---|
| Water Source | Purchased groundwater from several systems |
| Last State Inspection | Nov 2024 |
| Lead | 6 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 87 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Midwest Data Center Fiber | 1,000 / 1,000 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
5G (outdoors only) and 4G LTE
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