Iowa Highway 21

Infobox road
state=IA
type=IA
route=21
alternate_name=


length_mi=97
length_round=0
length_ref=Iowahighwaysref|lowrg=20|hirng=29|num=21|m_iter=yes|access_date=4 February 2007]
established=
direction_a=South
starting_terminus=
junction=
direction_b=North
ending_terminus=
counties=Keokuk, Poweshiek, Iowa, Benton, Tama, Black Hawk
cities=Delta, What Cheer, Deep River, Guernsey, Belle Plaine, Dysart, Waterloo
previous_type=US
previous_route=20
next_type=IA
next_route=22

Iowa Highway 21 is a state highway that runs from north to south in central Iowa. It has a length of 97 miles.

Termini

Iowa Highway 21 has its southern terminus at Iowa Highway 149 west of Hedrick and its northern terminus at a freeway interchange with U.S. Highway 20 in Waterloo.

Route description

Iowa Highway 21 begins one mile west of Hedrick and goes north through Delta before intersecting Iowa Highway 92. It proceeds through What Cheer before intersecting Iowa Highway 22 west of Thornburg. It continues north to Deep River where it intersects Iowa Highway 85. After passing through Guernsey, it then intersects Interstate 80, then meets U.S. Highway 6. It overlaps with U.S. 6 going eastward, then turns north near Victor. It then intersects Iowa Highway 212 before entering Belle Plaine, then intersects U.S. Highway 30. It goes north to Dysart, where it turns west, overlapping with Iowa Highway 8. It then turns north and ends at U.S. Highway 20 at the southern city limit of Waterloo.

History

The current version of Iowa Highway 21 is the second occurrence of the route number in the state. The first one went north from Ida Grove to the Minnesota border and was eventually replaced by U.S. Highway 59.Iowahighwaysref|lowrg=20|hirng=29|num=21|m_iter=yes|access_date=4 February 2007]

The current Iowa Highway 21 was created in October 1934 and went between Victor and Dysart. It was extended south in 1939 to from Victor to Iowa 92, north from Dysart to U.S. 20 in Waterloo in 1969, and south again from Iowa 92 to Iowa 149 in 1980.Iowahighwaysref|lowrg=20|hirng=29|num=21|m_iter=yes|access_date=4 February 2007]

Major intersections

Jctint
state=IA
county=Keokuk
cspan=3
location=Hedrick
lspan=
type=
mile=
road=Jct|state=IA|IA|149
notes=Southern terminusJctint
state=IA
location=Delta
lspan=
type=
mile=
road=Jct|state=IA|IA|92
notes=Jctint
state=IA
location=Thornburg
lspan=
type=
mile=
road=Jct|state=IA|IA|22|dir1=East
notes=Jctint
state=IA
county=Poweshiek
cspan=3
location=Deep River
lspan=
type=
mile=
road=Jct|state=IA|IA|85|dir1=West
notes=Jctint
state=IA
location=Guernsey
lspan=
type=
mile=
road=jct|state=IA|I|80
notes=Jctint
state=IA
location=Victor
lspan=3
type=mplex
mile=
road=Jct|state=IA|US|6|dir1=West
notes=Jctint
state=IA
county=Iowa
cspan=3
type=decomd
mile=
road=Jct|state=IA|CR|V36|nolink1=V36
notes=Former Jct|state=IA|IA|419|dir1=South Jctint
state=IA
type=mplex
mile=
road=Jct|state=IA|US|6|dir1=East
notes=Jctint
state=IA
location=Belle Plaine
lspan=2
type=
mile=
road=Jct|state=IA|IA|212|dir1=West
notes=Jctint
state=IA
county=Benton
cspan=3
type=decomd
mile=
road=Jct|state=IA|CR|E66|nolink1=E66|name1=13th Street
notes=Former Jct|state=IA|IA|131|dir1=North Jctint
state=IA
location=Elberon
lspan=
type=
mile=
road=Jct|state=IA|US|30
notes=Jctint
state=IA
location=Dysart
lspan=2
type=mplex
mile=
road=Jct|state=IA|IA|8|dir1=East
notes=Jctint
state=IA
county=Tama
type=mplex
mile=
road=Jct|state=IA|IA|8|dir1=West
notes=Jctint
state=IA
county=Black Hawk
cspan=
location=Waterloo
lspan=
type=
mile=
road=Jct|state=IA|US|20
notes=Northern terminus

References