WHAT IS THE VOTER REGISTRATION GAP?

In Kansas, 34% of 18-year-olds are registered to vote, compared to 82% of voters 45+

Teens have the power to close the gap.

Kansas Voter Registration Gap

This maps shows the most recent county-level voter registration rates in Kansas, one of a set of 39 states we currently track. Rates are shown for both 18-year-olds and adults ages 45 and older. Click a county to learn more about voter registration in there.

State

County

Age Group

Kansas

34% of 18-year-olds are registered to vote as of Jul 28, 2026.

Voter data from a commercial source compiling official state records and the American Community Survey. Last updated on Sep 8, 2026.
Learn more about this information.

High school communities can close the gap in Kansas.

Student-led, non-partisan voter registration drives in school ensure every student has the chance to get ready to vote before they graduate.

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Kansas County Registration Rates

This table shows the voter registration rates in each Kansas county or county-equivalent as of Jul 28, 2026. We omit counties with 18-year-old populations below 100.

See our methods for more details.


Allen County	17%	82%	211	12,483
Atchison County	15%	88%	567	16,208
Barton County	47%	77%	264	25,097
Bourbon County	41%	> 90%	174	14,394
Butler County	44%	86%	978	68,287
Cherokee County	41%	> 90%	208	19,151
Cloud County	19%	79%	134	8,898
Cowley County	17%	73%	680	34,411
Crawford County	24%	> 90%	815	39,008
Dickinson County	45%	> 90%	173	18,445
Doniphan County	14%	75%	221	7,503
Douglas County	16%	> 90%	3,583	120,302
Ellis County	11%	90%	932	28,920
Finney County	15%	61%	656	38,084
Ford County	32%	51%	430	34,074
Franklin County	27%	84%	383	26,106
Geary County	52%	> 90%	379	35,815
Harvey County	29%	81%	528	33,756
Jackson County	32%	88%	165	13,341
Jefferson County	45%	90%	172	18,349
Johnson County	50%	90%	6,787	620,631
Labette County	38%	72%	210	19,869
Leavenworth County	47%	83%	920	83,123
Linn County	26%	84%	101	9,767
Lyon County	36%	79%	613	32,186
McPherson County	27%	84%	676	30,205
Marion County	16%	82%	223	11,754
Miami County	36%	87%	399	34,938
Mitchell County	21%	89%	106	5,779
Montgomery County	20%	82%	541	30,940
Nemaha County	65%	> 90%	123	10,160
Neosho County	13%	78%	289	15,656
Osage County	52%	78%	157	15,744
Pawnee County	12%	68%	127	6,144
Pottawatomie County	66%	> 90%	292	26,204
Pratt County	9%	80%	191	9,127
Reno County	40%	86%	778	61,553
Rice County	35%	83%	217	9,350
Riley County	9%	84%	2,777	71,946
Saline County	33%	83%	774	53,668
Sedgwick County	38%	79%	6,659	528,226
Seward County	42%	51%	344	21,486
Shawnee County	49%	77%	2,266	178,025
Sherman County	18%	81%	212	5,858
Sumner County	45%	83%	237	22,353
Thomas County	15%	83%	249	7,885
Wabaunsee County	18%	> 90%	103	7,009
Wyandotte County	34%	61%	2,181	167,654

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About this information

The voter data shown on this page comes from a commercial source that compiles official state records and was last updated on Sep 8, 2026. Population estimates come from the American Community Survey. To learn more, read our research model.

These pages are offered for guidance only and are not intended as legal advice. Please consult state election officials or an attorney if you have questions about any particular situation. We hope you find this useful. To cite our resources and original research, please provide links and/or cite The Civics Center.

If you have a question or noticed a discrepancy, please contact us.