maps

County annual average daily traffic (AADT) maps


City and county traffic maps are updated every four years. We also provide statewide vehicular, truck and interstate traffic maps, as well as interactive statewide traffic maps for all roadways and the turning movement counts for select intersections.

For additional traffic information, contact Ron Bunting, 515-239-1323 or ronald.bunting@iowadot.us.


 
County # County name            
01 ADAIR   2016 2012 2008 2004 2000
02 ADAMS   2016 2012 2008 2004 2000
03 ALLAMAKEE 2017 2013 2009 2005 2001  
04 APPANOOSE 2018 2014 2010 2006 2002 1998
05 AUDUBON   2016 2012 2008 2004 2000
06 BENTON 2017 2013 2009 2005 2001  
07 BLACK HAWK 2017 2014 2013 2009 2005 2001
08 BOONE   2015 2011 2007 2003 1999
09 BREMER 2017 2013 2009 2005 2001  
10 BUCHANAN 2017 2013 2009 2005 2001  
11 BUENA VISTA   2015 2011 2007 2003 1999
12 BUTLER 2017 2013 2009 2005 2001  
13 CALHOUN   2015 2011 2007 2003 1999
14 CARROLL   2016 2012 2008 2004 2000
15 CASS   2016 2012 2008 2004 2000
16 CEDAR 2018 2014 2010 2006 2002 1998
17 CERRO GORDO 2017 2013 2009 2005 2001  
18 CHEROKEE   2015 2011 2007 2003 1999
19 CHICKASAW 2017 2013 2009 2005 2001  
20 CLARKE   2016 2012 2008 2004 2000
21 CLAY   2015 2011 2007 2003 1999
22 CLAYTON 2017 2013 2009 2005 2001  
23 CLINTON 2018 2014 2010 2006 2002 1998
24 CRAWFORD   2016 2012 2008 2004 2000
25 DALLAS   2016 2012 2008 2004 2000
26 DAVIS 2018 2014 2010 2006 2002 1998
27 DECATUR   2016 2012 2008 2004 2000
28 DELAWARE 2017 2013 2009 2005 2001  
29 DES MOINES 2018 2014 2010 2006 2002 1998
30 DICKINSON   2015 2011 2007 2003 1999
31 DUBUQUE 2017 2013 2009 2005 2001  
32 EMMET   2015 2011 2007 2003 1999
33 FAYETTE 2017 2013 2009 2005 2001  
34 FLOYD 2017 2013 2009 2005 2001  
35 FRANKLIN 2017 2013 2009 2005 2001  
36 FREMONT   2016 2012 2008 2004 2000
37 GREENE   2016 2012 2008 2004 2000
38 GRUNDY 2017 2013 2009 2005 2001  
39 GUTHRIE   2016 2012 2008 2004 2000
40 HAMILTON   2015 2011 2007 2003 1999
41 HANCOCK   2015 2011 2007 2003 1999
42 HARDIN 2017 2013 2009 2005 2001  
43 HARRISON   2016 2012 2008 2004 2000
44 HENRY 2018 2014 2010 2006 2002 1998
45 HOWARD 2017 2013 2009 2005 2001  
46 HUMBOLDT   2015 2011 2007 2003 1999
47 IDA   2015 2011 2007 2003 1999
48 IOWA 2018 2014 2010 2006 2002 1998
49 JACKSON 2017 2013 2009 2005 2001  
50 JASPER 2018 2014 2010 2006 2002 1998
51 JEFFERSON 2018 2014 2010 2006 2002 1998
52 JOHNSON 2018 2014 2010 2006 2002 1998
53 JONES 2017 2013 2009 2005 2001  
54 KEOKUK 2018 2014 2010 2006 2002 1998
55 KOSSUTH   2015 2011 2007 2003 1999
56 LEE 2018 2014 2010 2006 2002 1998
57 LINN 2017 2013 2009 2005 2001  
58 LOUISA 2018 2014 2010 2006 2002 1998
59 LUCAS 2018 2014 2010 2006 2002 1998
60 LYON   2015 2011 2007 2003 1999
61 MADISON   2016 2012 2008 2004 2000
62 MAHASKA 2018 2014 2010 2006 2002 1998
63 MARION 2018 2014 2010 2006 2002 1998
64 MARSHALL 2017 2013 2009 2005 2001  
65 MILLS   2016 2012 2008 2004 2000
66 MITCHELL 2017 2013 2009 2005 2001  
67 MONONA   2016 2012 2008 2004 2000
68 MONROE 2018 2014 2010 2006 2002 1998
69 MONTGOMERY   2016 2012 2008 2004 2000
70 MUSCATINE 2018 2014 2010 2006 2002 1998
71 O'BRIEN   2015 2011 2007 2003 1999
72 OSCEOLA   2015 2011 2007 2003 1999
73 PAGE   2016 2012 2008 2004 2000
74 PALO ALTO   2015 2011 2007 2003 1999
75 PLYMOUTH   2015 2011 2007 2003 1999
76 POCAHONTAS   2015 2011 2007 2003 1999
77 POLK COUNTY   2016 2012 2008 2004 2000
77 POLK METRO DETAIL   2016 2012 2008 2004 2000
78 POTTAWATTAMIE   2016 2012 2008 2004 2000
79 POWESHIEK 2018 2014 2010 2006 2002 1998
80 RINGGOLD   2016 2012 2008 2004 2000
81 SAC   2015 2011 2007 2003 1999
82 SCOTT 2018 2014 2010 2006 2002 1998
83 SHELBY   2016 2012 2008 2004 2000
84 SIOUX   2015 2011 2007 2003 1999
85 STORY   2015 2011 2007 2003 1999
86 TAMA 2017 2013 2009 2005 2001  
87 TAYLOR   2016 2012 2008 2004 2000
88 UNION   2016 2012 2008 2004 2000
89 VAN BUREN 2018 2014 2010 2006 2002 1998
90 WAPELLO 2018 2014 2010 2006 2002 1998
91 WARREN   2016 2012 2008 2004 2000
92 WASHINGTON 2018 2014 2010 2006 2002 1998
93 WAYNE 2018 2014 2010 2006 2002 1998
94 WEBSTER   2015 2011 2007 2003 1999
95 WINNEBAGO   2015 2011 2007 2003 1999
96 WINNESHIEK 2017 2013 2009 2005 2001  
97 WOODBURY   2015 2011 2007 2003 1999
98 WORTH 2017 2013 2009 2005 2001  
99 WRIGHT   2015 2011 2007 2003 1999