Ittenthal

{{Expand German|topic=geo|date=February 2009|Ittenthal}}

{{Infobox Swiss town

| subject_name = Ittenthal

| image_photo = Ittenthal.jpg

| municipality_type = former

| imagepath_coa = Wappen Ittenthal.svg|pixel_coa=

| canton = Aargau

| iso-code-region = CH-AG

| district = Laufenburg

|coordinates = {{coord|47|31|N|8|04|E|display=inline,title}}

| postal_code = 5083

| municipality_code = 4168

| area = 3.89

| elevation = 404|elevation_description=

| population = 201|populationof = December 2006 | popofyear = 2006

| website = www.ittenthal.ch

| mayor = |mayor_asof=|mayor_party=

| mayor_title = |list_of_mayors =

| places =

| demonym =

| neighboring_municipalities= Frick, Hornussen, Kaisten, Sulz

| twintowns =

|}}

Ittenthal was a municipality in the district of Laufenburg in the canton of Aargau in Switzerland. On 1 January 2010, Ittenthal merged into the municipality of Kaisten.{{Cite report|title=Amtliches Gemeindeverzeichnis der Schweiz, Mutationsmeldungen 2009 / Répertoire officiel des communes de Suisse, Mutations 2009 / Elenco ufficiale dei Comuni della Svizzera, Mutazione 2009 |url=http://www.bfs.admin.ch/bfs/portal/de/index/infothek/nomenklaturen/blank/blank/gem_liste/03.Document.128095.pdf |publisher=Federal Statistical Office |year=2009 |accessdate=6 March 2010 |docket=3171 |url-status=dead |archiveurl=https://web.archive.org/web/20101118021059/http://www.bfs.admin.ch/bfs/portal/de/index/infothek/nomenklaturen/blank/blank/gem_liste/03.Document.128095.pdf |archivedate=18 November 2010 }}

The historical population is given in the following table:{{HDS|1740|Ittenthal}}

class="wikitable"
year ! population
1803 | 171
1850 | 265
1900 | 217
1950 | 221
2000 | 222