Iowa Highways: 340 to 359

Jump directly to route:
320-339 340 341 342 343 344 345 346 347 348 349 360-379
350 351 352 353 354 355 356 357 358 359
For an explanation of the route listings, click here.

Iowa 340 (I)
Designated: September 1, 1936
Decommissioned: July 1, 2003
Original northern terminus: US 18, later Business US 18/IA 76, in McGregor
Original southern terminus: Pikes Peak State Park
Counties: Clayton
Paving history: Unpaved at designation, it was paved in 1955.
Replaced by: County Road X56 (IA 340 made a turn eastward into the state park before ending)
Terminus photos
Iowa 340 (II)
This designation was given to the former segment of US 34 through Batavia that was bypassed on May 11, 2005. It was transferred to Jefferson County on August 29, 2007, and to the city of Batavia on September 5.
Iowa 341
Designated: November 9, 1936
Decommissioned: June 8, 1988
Original northern terminus: (former) Lost Island Lake State Park (now a county park)
Original southern terminus: US 18 south of Ruthven
Counties: Palo Alto
Paving history: Unpaved at designation, the road was paved in 1938.
Replaced by: County Road N20. The state assumed jurisdiction of a 0.06-mile (or roughly 320-foot) segment between US 18 and the south city limits of Ruthven that was unsigned, but designated as IA 341, between September 30, 1993, and July 1, 2003.
Former terminus photos
Iowa 342 (I)
Designated: December 8, 1936
Decommissioned: July 1, 1980
Original northern terminus: Jamaica
Original southern terminus: IA 46 (later 141)
Counties: Guthrie
Paving history: Unpaved at designation, it was paved in 1957.
Replaced by: County Road P30, plus Railway and Main streets in Jamaica; it was created after IA 46 (I) was relocated.
Iowa 342 (II)
This designation was given to the former segment of US 63 through Eddyville (between the north city limits and IA 137) in Mahaska and Wapello counties that was bypassed on July 12, 2004. The segment north of Eddyville was transferred to Mahaska County on December 2, 2004, while the city of Eddyville took over its piece on September 1, 2005.
Iowa 343
Designated: June 30, 1937
Decommissioned: December 15, 1980
Original northern terminus: Northboro
Original southern terminus: IA 333
Counties: Page
Paving history: Unpaved at designation, the entire road was gravel at the time of decommissioning (but has since been paved).
Replaced by: County Road M44; it replaced a dislocated segment of IA 333. It was decommissioned at the same time that IA 333 was paved in Page County.
Iowa 344 (I)
Designated: July 20, 1937
Decommissioned: October 6, 1943
Original northern terminus: Lake of Three Fires State Park; it was extended to IA 319 west of Conway on October 11, 1938
Original southern terminus: IA 3 (later IA 2) at Bedford
Counties: Taylor
Paving history: There were no paved segments.
Replaced by: IA 49
Iowa 344 (II)
Designated: December 16, 1943
Decommissioned: November 12, 2001
Original western terminus: State fish hatchery
Original eastern terminus: US 169 north of Mount Ayr
Counties: Ringgold
Paving history: Unpaved at designation, the road was gravel at decommissioning (despite what post-1991 maps say) and remains that way today.
Replaced by: Local road (210th Street)
Former terminus photos
Iowa 345
Designated: August 3, 1937
Decommissioned: July 1, 1960
Original western terminus: IA 17 (now 4)
Original eastern terminus: Graettinger
Counties: Palo Alto
Paving history: The entire road was paved at the time of designation.
Replaced by: Local road (Robins Street in Graettinger)
Iowa 346
Length: 12 miles/19 kilometers
Western terminus: US 218 at Nashua
Eastern terminus: The US 63/18 junction south of New Hampton
Terminus photos

Counties: Chickasaw
History
Designated: September 14, 1937, as a spur from Nashua to Bradford (which does not appear on many maps; it is an unincorporated town two miles east of Nashua) and the Little Brown Church.
Paving history: Unpaved at designation, the entire road was paved in 1960.
Major alignment changes:
  • 1953: Extended eastward to US 63.
  • Iowa 347
    Designated: November 9, 1937
    Decommissioned: November 14, 1986
    Original western terminus: Nebraska state line at the west edge of Carter Lake
    Original eastern terminus: Nebraska state line at the east edge of Carter Lake; it connected to Abbott Drive in Omaha (IA 165 in Carter Lake) about a quarter-mile east of there.
    Counties: Pottawattamie
    Paving history: The entire road was paved at the time of designation.
    Replaced by: City street (Locust Street). Like IA 165, it had no numbered counterpart in Omaha.
    Former terminus photos
    For maps of the route, see Jeff Morrison's Council Bluffs/Omaha Highway Chronology page.
    Iowa 348
    Designated: November 9, 1937
    Decommissioned: 1967
    Original northern terminus: North edge of Carter Lake
    Original southern terminus: IA 347 in Carter Lake
    Counties: Pottawattamie
    Paving history: The entire road was paved at the time of designation.
    Replaced by: City street (9th Street).
    For maps of the route, see Jeff Morrison's Council Bluffs/Omaha Highway Chronology page.
    Iowa 349
    Designated: January 4, 1938
    Decommissioned: July 1, 2003
    Original western terminus: Lake Ahquabi State Park
    Original eastern terminus: The US 65/69 split south of Indianola
    Counties: Warren
    Paving history: Unpaved at designation, it was paved in 1957.
    Replaced by: County Road G58
    Terminus photos
    Iowa 350
    Designated: January 5, 1938
    Decommissioned: August 20, 1958
    Original northwestern terminus: US 6 northwest of Davenport
    Original southeastern terminus: IA 122 (I) at the "Five Points" intersection (where Division Street, Locust Street, and Hickory Grove Road meet) in Davenport
    Counties: Scott
    Paving history: The entire road was paved at the time of designation.
    Replaced by: City street (Hickory Grove Road). This was formerly a segment of US 6 (and US 32 before that), and was co-signed with City US 6 for a while.
    For maps of the route, see the Highways of Davenport and Bettendorf page.
    Iowa 351
    Designated: February 1, 1938
    Decommissioned: November 25, 1981
    Original western terminus: Rembrandt; it was truncated at the east city limits on August 11, 1980.
    Original eastern terminus: US 71
    Counties: Buena Vista
    Paving history: The entire road was paved at the time of designation.
    Replaced by: Local roads (Main Street in Rembrandt and 477th Street in Buena Vista County)
    Former terminus photos
    Iowa 352
    Designated: February 1, 1938
    Decommissioned: November 25, 1981
    Original northern terminus: Truesdale; it was truncated at the south city limits on August 11, 1980.
    Original southern terminus: US 71 north of Storm Lake
    Counties: Buena Vista
    Paving history: The entire road was paved at the time of designation.
    Replaced by: Local roads (Main Street and Railroad Avenue in Truesdale and 115th Avenue in Buena Vista County, which still called it "Highway 352" in its rural street numbering system as late as 2003)
    Former terminus photos
    Iowa 353
    Designated: March 30, 1938
    Decommissioned: July 1, 1980
    Original northern terminus: IA 10 (later IA 3)
    Original southern terminus: Rowan
    Counties: Wright
    Paving history: Unpaved at designation, it was paved in 1963.
    Replaced by: County Road R65
    Iowa 354
    Designated: April 12, 1938
    Decommissioned: July 1, 1960
    Original western terminus: Mallard
    Original eastern terminus: IA 17 (I), now IA 4
    Counties: Palo Alto
    Paving history: The entire road was paved at the time of designation.
    Replaced by: County road, now numbered B63
    Iowa 355
    Designated: April 12, 1938
    Decommissioned: 1961
    Original northern terminus: Radcliffe
    Original southern terminus: IA 175
    Counties: Hardin
    Paving history: Unpaved at designation, it was paved in 1958.
    Replaced by: City street (Isabella Street in Radcliffe)
    Iowa 356 (I)
    Designated: April 27, 1938
    Decommissioned: April 6, 1981
    Original northern terminus: IA 304 (later IA 78)
    Original southern terminus: Packwood
    Counties: Jefferson
    Paving history: Unpaved at designation, the post-1949 alignment was paved in 1955.
    Major alignment changes: On January 1, 1949, IA 356 became a 6-mile spur from IA 1 in northern Jefferson County westward into Packwood. It was truncated at the east city limits of Packwood on October 6, 1980.
    Replaced by:
  • Unnumbered gravel county roads and a portion of present-day County Road V63 (original alignment)
  • Main and 4th Streets in Packwood (in 1980)
  • County Road H17 (at decommissioning)
  • Former terminus photos (1948-81 alignment)
    Iowa 356 (II)
    This was an unsigned designation for a segment of US 71 (as pointed out by Mike Ehret) in West Okoboji and Milford in Dickinson County, after US 71 was realigned in 2000. Although no marker appeared on the state transportation map, between 2001 and 2003 it appeared as a very small black smudge next to the red line that represents US 71. After its decommmissioning on July 1, 2003, it became Terrace Park Boulevard.
    Iowa 357
    Designated: May 24, 1938
    Decommissioned: 1964
    Original western terminus: Blockton
    Original eastern terminus: IA 25
    Counties: Taylor
    Paving history: Unpaved at designation, the road was paved in 1963.
    Replaced by: County road (now numbered J55)
    Iowa 358
    Designated: September 27, 1938
    Decommissioned: July 1, 1980
    Original northern terminus: US 18 on the Palo Alto/Kossuth county line
    Original southern terminus: IA 44 (I) on the Palo Alto/Kossuth County line west of Whittemore
    Counties: Kossuth
    Paving history: The entire road was paved at the time of designation.
    Major alignment change: In 1962, IA 358 and IA 44 switched alignments, as IA 358 took IA 44's old alignment through Whittemore. In 1964 IA 358 became a spur from the junction of US 18 and IA 44 (later IA 15) in western Kossuth County southward into Whittemore.
    Replaced by:
  • Relocated IA 44 (in 1962)
  • County roads, now numbered P16 and B44 (south of Whittemore in 1964)
  • County Road P16 (at decommissioning)
  • Iowa 359
    Designated: September 28, 1938
    Decommissioned: July 1, 2003
    Original western terminus: US 20, later unsigned IA 941, in Alden
    Original eastern terminus: Buckeye
    Counties: Hardin
    Paving history: Unpaved at designation, the road was paved in 1960.
    Replaced by: County Roads S27 (north-south segment) and D38 (southernmost mile into Buckeye)
    Terminus photos

    Previous page: Iowa Highways 320-339
    Next page: Iowa Highways 360-379
    Back to the Iowa Highways Page
    © 1997-2017 by Jason Hancock / Last updated March 26, 2017