# Iowa Highway 14

Iowa Highway 14 (Iowa 14) is a state highway that runs from north to south across the state of Iowa for 188 miles (303 km). The begins in Corydon at an intersection with Iowa 2 and ends in Charles City at an intersection with U.S. Highway 18 (US 18) and US 218 Business.

## Route description

Iowa Highway 14 begins in Corydon at Iowa 2. It goes north past Millerton and intersects US 34 in Chariton. After leaving Chariton going north, it turns northeast near Williamson, then turns north shortly before intersecting Iowa 5 and Iowa 92 at Knoxville. In Knoxville, the road passes east of Knoxville Raceway and the National Sprint Car Hall of Fame & Museum. It continues north past the locally famous "Mile Long Bridge", which carries the highway across Lake Red Rock, and then intersects Iowa 163 in Monroe. It proceeds north to Newton, where it intersects Interstate 80 and a short overlap with US 6 begins. The overlap ends as it skirts the eastern edge of Lambs Grove. It continues north, then turns east and turns north again when it intersects Iowa 224. It continues north through Laurel, then intersects US 30 at the southern edge of Marshalltown.
Iowa 14 then goes through Marshalltown and then intersects Iowa 330 and Iowa 96 before intersecting Iowa 175 west of Grundy Center. Iowa 14 and Iowa 175 then overlap into Grundy Center. Iowa 14 turns north at Grundy Center and intersects U.S. Highway 20 before meeting Iowa 57 near Parkersburg. They overlap through Parkersburg, then Iowa 14 turns north. It continues north until Iowa 3, with which it overlaps for one mile (1.6 km) near Allison. It continues north west of Allison through Greene, goes through Roseville, then turns east towards Charles City. West of Charles City, it intersects US 18, US 218, and Iowa 27, the Iowa designation for the Avenue of the Saints. It continues east into downtown Charles City and ends at another intersection with US 18.

## History

Iowa Highway 14 was established July 1, 1920, when the Iowa highway system was established. On May 1, 2006, Iowa 14 was extended further into Charles City to intersect US 18, which was rerouted around Charles City that day.

## Major intersections

| County | Location | mi | km | Destinations | Notes |
| Wayne | Corydon | 0.000 | 0.000 | Iowa 2 (Jefferson Street) – Centerville, Leon | |
| Lucas | Chariton | 17.335 | 27.898 | US 34 – Osceola, Albia | |
| Lucas | Chariton | 17.959 | 28.902 | US 34 Bus. east (7th Street) | Southern end of US 34 Business overlap |
| Lucas | Chariton | 18.201 | 29.292 | US 34 Bus. east (Court Avenue) – Business District | Northern end of US 34 Business overlap |
| Marion | Knoxville | 42.639 | 68.621 | Iowa 5 / Iowa 92 – Indianola, Oskaloosa | Iowa 5 exit 62 |
| Marion | Knoxville | 43.811 | 70.507 | Iowa 92 Business (Pleasant Street) | |
| Jasper | Monroe | 57.132 | 91.945 | Iowa 163 – Des Moines, Oskaloosa | Exit 29 along Iowa 163 |
| Jasper | Newton | 69.349 | 111.606 | I-80 / US 6 west – Des Moines, Davenport | Southern end of US 6 overlap; exit 164 along I-80 |
| Jasper | Newton | 70.439 | 113.361 | US 6 east (1st Avenue West) – Lambs Grove, Newton, Business District | Northern end of US 6 overlap |
| Jasper | Mariposa Township | 86.071 | 138.518 | Iowa 224 south – Kellogg | |
| Marshall | Marshalltown | 98.899 | 159.163 | US 30 – Ames, Cedar Rapids | Exit 185 along US 30 |
| Marshall | Marshalltown | 99.115 | 159.510 | US 30 Bus. (Iowa Avenue) | |
| Marshall | Taylor Township | 107.419 | 172.874 | Iowa 330 south – Albion | |
| Marshall | Liscomb Township | 111.416 | 179.307 | Iowa 96 east – Gladbrook | |
| Grundy | Melrose Township | 123.339 | 198.495 | Iowa 175 west – Eldora | Southern end of Iowa 175 overlap |
| Grundy | Grundy Center | 130.613 | 210.201 | Iowa 175 east (G Avenue) | Northern end of Iowa 175 overlap |
| Grundy | Colfax–Lincoln township line | 137.608 | 221.459 | US 20 – Fort Dodge, Waterloo | Exit 208 along US 20 |
| Butler | Parkersburg | 145.034 | 233.410 | Iowa 57 east – Cedar Falls | Southern end of Iowa 57 overlap |
| Butler | Parkersburg | 146.456 | 235.698 | Iowa 57 west (Buswell Street) – Aplington, Ackley, Business District | Northern end of Iowa 57 overlap |
| Butler | Allison | 158.014 | 254.299 | Iowa 3 east – Shell Rock | Southern end of Iowa 3 overlap |
| Butler | Allison | 159.019 | 255.916 | Iowa 3 west – Dumont, Hampton | Northern end of Iowa 3 overlap |
| Floyd | Saint Charles Township | 185.445 | 298.445 | US 18 / US 218 / Iowa 27 – Mason City, Waterloo | Exit 214 along US 18 |
| Floyd | Charles City | 187.560 | 301.849 | US 218 Bus. north (Gilbert Street) | Southern end of US 218 Business overlap |
| Floyd | Charles City | 187.838 | 302.296 | US 18 / US 218 Bus. south (Brantingham Street / 2nd Street) | Northern end of US 218 Business overlap |
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi Concurrency terminus ||||||