Route 81 | ||||
|---|---|---|---|---|
 Route 81 highlighted in red | ||||
| Route information | ||||
| Maintained by MoDOT | ||||
| Length | 40.954 mi [1] (65.909 km) | |||
| Major junctions | ||||
| South end |  Route 16 west of Canton | |||
 US 136 south of Kahoka | ||||
| North end |  Iowa 81 near Farmington, IA | |||
| Location | ||||
| Country | United States | |||
| State | Missouri | |||
| Highway system | ||||
| ||||
Route 81 is a highway in northeastern Missouri. Its northern terminus is at the Iowa state line where it continues as Iowa Highway 81. Its southern terminus is at Route 16 west of Canton.
Route 81 starts at the Iowa state line from Iowa Route 81. It continues south into the town of Kahoka and then intersects with US Route 136. As it continues south, there are several sharp turns. It ends outside of the town Canton, near an interchange with US 61 and intersects with Route 16. The route starts in Clark county and ends in Lewis county.
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| County | Location | mi [1] | km | Destinations | Notes |
|---|---|---|---|---|---|
| Lewis | Canton | 0.000 | 0.000 |   Route 16 to US 61 | |
| Canton Township | 7.306 | 11.758 |  Route E | ||
| Clark | Jackson Township | 12.701 | 20.440 |  Route Z | |
| Jackson–Union township line | 21.676 | 34.884 |  Route D | ||
| Lincoln Township | 24.696 | 39.744 |  Route H | ||
| 25.197 | 40.551 |  Route Y | |||
| Kahoka | 26.329 | 42.372 | US 136 | ||
| 26.683 | 42.942 |   US 136 Bus. / Route EE (Main Street) | |||
| Jefferson Township | 32.878 | 52.912 |  Route NN | ||
| 33.138 | 53.330 |  Route C | |||
| Grant Township | 38.370 | 61.751 |  Route CC | ||
| 39.903 | 64.218 |  Route V | |||
| 40.954 | 65.909 |  Iowa 81 north | Continuation into Iowa | ||
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi | |||||
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