Iowa Highway 15 (Iowa 15) is a north–south state highway in northern Iowa. It is 63+1⁄2 miles (102.2 km) long. The southern end of Iowa 15 is 7 miles (11 km)...

On July 1, 2003, the Iowa Department of Transportation transferred control of more than 700 miles (1,100 km) of highway to county and local governments...

State highways in the U.S. state of Iowa are owned and maintained by the Iowa Department of Transportation. 2012 Volume of Traffic on the Primary Road...

the Iowa Department of Transportation and individual county boards of supervisors led to a mass transfer of jurisdiction of several state highways in Iowa...

briefly merges with Iowa Highway 3. The two highways soon split with Iowa Highway 3 heading east and US-69 heading north through Belmond, Iowa. Near Garner,...

State Highway 15 (MN 15) is a 154.322-mile-long (248.357 km) highway in south-central and central Minnesota, which runs from Iowa Highway 15 at the Iowa state...

Iowa Highway 15 (Iowa 15) was a short state highway in Van Buren County. It ran from the Missouri state line, where it connected to Route 15 to Iowa 2...

S. Highway 30 (US 30) is a major east–west U.S. Highway which spans 330 miles (530 km) across the state of Iowa. It is the longest primary highway in...

Iowa Highway 330 (Iowa 330) is a 47-mile-long (76 km) state highway that travels northeasterly from Altoona past Albion, to just north of Marshalltown...

2%) is water. It is Iowa's largest county by area. U.S. Highway 18 U.S. Highway 169 Iowa Highway 9 Iowa Highway 15 Iowa Highway 17 Martin County, Minnesota...

U.S. Highway 34 (US 34) is a United States Highway that runs across the southern third of Iowa. It begins on a bridge over the Missouri River west of...

square miles (3.6 km2) (0.2%) is water. Iowa Highway 3 Iowa Highway 4 Iowa Highway 7 Iowa Highway 10 Iowa Highway 15 Palo Alto County (north) Humboldt County...

Iowa Highway 2 (Iowa 2) is a 251-mile-long (404 km) state highway which runs across the southernmost tier of counties in the U.S. state of Iowa. At no...

Iowa Highway 3 (Iowa 3) is a state highway that runs from east to west across the state of Iowa. It is the longest state highway in Iowa, at 323 miles...

U.S. Highway 6 (US 6) is an east–west United States Numbered Highway which runs 322 miles (518 km) across the U.S. state of Iowa. The route is signed...

Iowa Highway 7 is a state highway that runs from east to west across the northwestern portion of Iowa. Highway 7 is a fair sized highway in Iowa, at 74...

U.S. Highway 20 (US 20) in Iowa is a major east–west artery which runs across the state, separating the northern third of Iowa from the southern two-thirds...

transcontinental Interstate Highway in the United States, stretching from San Francisco, California, to Teaneck, New Jersey. In Iowa, the highway travels west to...

U.S. Highway 18 (US 18) is the northernmost east–west United States Numbered Highway in the state of Iowa. As with all state highways in Iowa, it is maintained...

joins Iowa Highway 27 (Iowa 27), the Avenue of the Saints. The two highways head north on a four-lane expressway. In Donnellson, they meet Iowa 2 at a...

Minnesota. Parts of its modern route in Iowa and historic route in Minnesota follow the old Jefferson Highway. U.S. 65 begins in Clayton, Louisiana and...

Iowa Highway 100 (Iowa 100) is a state highway located in Linn County, Iowa. The route is located primarily in Cedar Rapids and Marion and is known locally...

U.S. Highway 151 (US 151) is a United States Numbered Highway that runs through the states of Iowa and Wisconsin. The southern terminus for US 151 is...

U.S. Highway 63 (US 63) is a United States Highway that runs through the eastern third of Iowa. It begins at the Missouri state line southwest of Bloomfield...

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...

Iowa Highway 150 (Iowa 150) is an 85-mile-long (137 km) state highway in eastern and northeastern Iowa. It begins at U.S. Route 218 (US 218) in Vinton...

Iowa Highway 9 is the most northern of Iowa's east–west highways, traversing the entire northern tier of counties. It runs from the eastern terminus of...

Iowa Highway 136 (Iowa 136) is a state highway maintained by the Iowa Department of Transportation. It runs for 87.611 miles (140.996 km) in eastern Iowa...

from the early and mid-1960s showed I-280 in Omaha. Since this highway would extend into Iowa and I-280 was already planned for the Quad Cities area, this...

Iowa Highway 175 (Iowa 175) is a main east–west route in the northern portion of the state. The highway has a length of 221 miles (356 km). Iowa Highway...