Municipal mergers in Parliamentary elections 1983 to 2015
Municipal mergers in Parliamentary elections 1983 to 2015
| Abolished municipality | Name of new or expanding municipality | Date |
| 08 Kymi constituency | 08 Kymi constituency | |
| 539 Nuijamaa | 405 Lappeenranta | 1 Jan 1989 |
| 02 Uusimaa constituency | 02 Uusimaa constituency | |
| 842 Tenhola | 835 Tammisaari | 1 Jan 1993 |
| 03 Turku etel. constituency | 03 Turku etel. constituency | |
| 209 Kalanti | 895 Uusikaupunki | 1 Jan 1993 |
| 04 Turku pohj. constituency | 04 Turku pohj. constituency | |
| 685 Rauman mlk | 684 Rauma | 1 Jan 1993 |
| 13 Central Finland constituency | 13 Central Finland constituency | |
| 274 Konginkangas | 992 Äänekoski | 1 Jan 1993 |
| 787 Säynätsalo | 179 Jyväskylä | 1 Jan 1993 |
| 02 Uusimaa constituency | 02 Uusimaa constituency | |
| 427 Lohja | 444 Lohja | 1 Jan 1997 |
| 428 Lohjan kunta | 444 Lohja | 1 Jan 1997 |
| 612 Porvoo | 638 Porvoo | 1 Jan 1997 |
| 613 Porvoon mlk | 638 Porvoo | 1 Jan 1997 |
| 06 Häme constituency | 06 Häme constituency | |
| 088 Heinola | 111 Heinola | 1 Jan 1997 |
| 089 Heinolan mlk | 111 Heinola | 1 Jan 1997 |
| 09 South Savo constituency | 09 South Savo constituency | |
| 014 Anttola | 491 Mikkeli | 1 Jan 2001 |
| 492 Mikkelin mlk | 491 Mikkeli | 1 Jan 2001 |
| 13 Central Finland constituency | 13 Central Finland constituency | |
| 299 Kuorevesi | 182 Jämsä | 1 Jan 2001 |
| 14 Oulu constituency | 14 Oulu constituency | |
| 841 Temmes | 859 Tyrnävä | 1 Jan 2001 |
| 08 Kymi constituency | 08 Kymi constituency | |
| 917 Vehkalahti | 075 Hamina | 1 Jan 2003 |
| 14 Oulu constituency | 14 Oulu constituency | |
| 582 Pattijoki | 678 Raahe | 1 Jan 2003 |
| 09 South Savo constituency | 09 South Savo constituency | |
| 184 Jäppilä | 640 Pieksänmaa | 1 Jan 2004 |
| 594 Pieksämäen mlk | 640 Pieksänmaa | 1 Jan 2004 |
| 937 Virtasalmi | 640 Pieksänmaa | 1 Jan 2004 |
| 03 Varsinais-Suomi constituency | 03 Varsinais-Suomi constituency | |
| 431 Loimaan kunta | 430 Loimaa | 1 Jan 2005 |
| 219 Karinainen | 636 Pöytyä | 1 Jan 2005 |
| 04 Satakunta constituency | 04 Satakunta constituency | |
| 293 Kullaa | 886 Ulvila | 1 Jan 2005 |
| 07 Pirkanmaa constituency | 07 Pirkanmaa constituency | |
| 730 Sahalahti | 211 Kangasala | 1 Jan 2005 |
| 08 Kymi constituency | 08 Kymi constituency | |
| 728 Saari | 580 Parikkala | 1 Jan 2005 |
| 891 Uukuniemi | 580 Parikkala | 1 Jan 2005 |
| 10 North Savo constituency | 10 North Savo constituency | |
| 919 Vehmersalmi | 297 Kuopio | 1 Jan 2005 |
| 212 Kangaslampi | 915 Varkaus | 1 Jan 2005 |
| 11 North Karelia constituency | 11 North Karelia constituency | |
| 251 Kiihtelysvaara | 167 Joensuu | 1 Jan 2005 |
| 856 Tuupovaara | 167 Joensuu | 1 Jan 2005 |
| 943 Värtsilä | 848 Tohmajärvi | 1 Jan 2005 |
| 12 Vaasa constituency | 12 Vaasa constituency | |
| 589 Peräseinäjoki | 743 Seinäjoki | 1 Jan 2005 |
| 15 Lapland constituency | 15 Lapland constituency | |
| 699 Rovaniemen mlk | 698 Rovaniemi | 1 Jan 2006 |
| 03 Varsinais-Suomi constituency | 03 Varsinais-Suomi constituency | |
| 490 Mietoinen | 503 Mynämäki | 1 Jan 2007 |
| 04 Satakunta constituency | 04 Satakunta constituency | |
| 266 Kodisjoki | 684 Rauma | 1 Jan 2007 |
| 07 Pirkanmaa constituency | 07 Pirkanmaa constituency | |
| 439 Luopioinen | 635 Pälkäne | 1 Jan 2007 |
| 772 Suodenniemi | 912 Vammala | 1 Jan 2007 |
| 864 Toijala | 020 Akaa | 1 Jan 2007 |
| 928 Viiala | 020 Akaa | 1 Jan 2007 |
| 932 Viljakkala | 980 Ylöjärvi | 1 Jan 2007 |
| 07 Pirkanmaa constituency | 07 Pirkanmaa constituency | |
| 443 Längelmäki (*part of) | 562 Orivesi | 1 Jan 2007 |
| 07 Pirkanmaa constituency | 13 Central Finland constituency | |
| 443 Längelmäki (*part of) | 182 Jämsä | 1 Jan 2007 |
| *In the election statistics time series tables and in the comparison with the 2004 elections, Längelmäki has been fully merged into Jämsä. | ||
| 09 South Savo constituency | 09 South Savo constituency | |
| 085 Haukivuori | 491 Mikkeli | 1 Jan 2007 |
| 640 Pieksänmaa | 593 Pieksämäki | 1 Jan 2007 |
| 12 Vaasa constituency | 12 Vaasa constituency | |
| 944 Vöyri | 945 Vöyri-Maksamaa | 1 Jan 2007 |
| 479 Maksamaa | 945 Vöyri-Maksamaa | 1 Jan 2007 |
| 13 Central Finland constituency | 13 Central Finland constituency | |
| 774 Suolahti | 992 Äänekoski | 1 Jan 2007 |
| 770 Sumiainen | 992 Äänekoski | 1 Jan 2007 |
| 14 Oulu constituency | 14 Oulu constituency | |
| 292 Kuivaniemi | 139 Ii | 1 Jan 2007 |
| 940 Vuolijoki | 205 Kajaani | 1 Jan 2007 |
| 708 Ruukki | 748 Siikajoki | 1 Jan 2007 |
| 13 Central Finland constituency | 13 Central Finland constituency | |
| 415 Leivonmäki | 172 Joutsa | 1 Jan 2008 |
| 02 Uusimaa constituency | 02 Uusimaa constituency | |
| 737 Sammatti | 444 Lohja | 1 Jan 2009 |
| 220 Karjaa | 710 Raasepori | 1 Jan 2009 |
| 606 Pohja | 710 Raasepori | 1 Jan 2009 |
| 835 Tammisaari | 710 Raasepori | 1 Jan 2009 |
| 03 Varsinais-Suomi constituency | 03 Varsinais-Suomi constituency | |
| 602 Piikkiö | 202 Kaarina | 1 Jan 2009 |
| 006 Alastaro | 430 Loimaa | 1 Jan 2009 |
| 482 Mellilä | 430 Loimaa | 1 Jan 2009 |
| 017 Askainen | 481 Masku | 1 Jan 2009 |
| 419 Lemu | 481 Masku | 1 Jan 2009 |
| 705 Rymättylä | 529 Naantali | 1 Jan 2009 |
| 485 Merimasku | 529 Naantali | 1 Jan 2009 |
| 920 Velkua | 529 Naantali | 1 Jan 2009 |
| 636 Pöytyä | 636 Pöytyä | 1 Jan 2009 |
| 979 Yläne | 636 Pöytyä | 1 Jan 2009 |
| 906 Vahto | 704 Rusko | 1 Jan 2009 |
| 040 Dragsfjärd | 322 Kemiönsaari | 1 Jan 2009 |
| 243 Kemiö | 322 Kemiönsaari | 1 Jan 2009 |
| 923 Västanfjärd | 322 Kemiönsaari | 1 Jan 2009 |
| 101 Houtskari | 445 Länsi-Turunmaa | 1 Jan 2009 |
| 150 Iniö | 445 Länsi-Turunmaa | 1 Jan 2009 |
| 279 Korppoo | 445 Länsi-Turunmaa | 1 Jan 2009 |
| 533 Nauvo | 445 Länsi-Turunmaa | 1 Jan 2009 |
| 573 Parainen | 445 Länsi-Turunmaa | 1 Jan 2009 |
| 073 Halikko | 734 Salo | 1 Jan 2009 |
| 252 Kiikala | 734 Salo | 1 Jan 2009 |
| 259 Kisko | 734 Salo | 1 Jan 2009 |
| 308 Kuusjoki | 734 Salo | 1 Jan 2009 |
| 501 Muurla | 734 Salo | 1 Jan 2009 |
| 586 Perniö | 734 Salo | 1 Jan 2009 |
| 587 Pertteli | 734 Salo | 1 Jan 2009 |
| 734 Salo | 734 Salo | 1 Jan 2009 |
| 776 Suomusjärvi | 734 Salo | 1 Jan 2009 |
| 784 Särkisalo | 734 Salo | 1 Jan 2009 |
| 04 Satakunta constituency | 04 Satakunta constituency | |
| 262 Kiukainen | 050 Eura | 1 Jan 2009 |
| 913 Vampula | 102 Huittinen | 1 Jan 2009 |
| 406 Lapland | 684 Rauma | 1 Jan 2009 |
| 06 Häme constituency | 06 Häme constituency | |
| 083 Hauho | 109 Hämeenlinna | 1 Jan 2009 |
| 210 Kalvola | 109 Hämeenlinna | 1 Jan 2009 |
| 401 Lammi | 109 Hämeenlinna | 1 Jan 2009 |
| 692 Renko | 109 Hämeenlinna | 1 Jan 2009 |
| 855 Tuulos | 109 Hämeenlinna | 1 Jan 2009 |
| 07 Pirkanmaa constituency | 07 Pirkanmaa constituency | |
| 506 Mänttä | 508 Mänttä-Vilppula | 1 Jan 2009 |
| 933 Vilppula | 508 Mänttä-Vilppula | 1 Jan 2009 |
| 493 Mouhijärvi | 790 Sastamala | 1 Jan 2009 |
| 912 Vammala | 790 Sastamala | 1 Jan 2009 |
| 988 Äetsä | 790 Sastamala | 1 Jan 2009 |
| 303 Kuru | 980 Ylöjärvi | 1 Jan 2009 |
| 08 Kymi constituency | 08 Kymi constituency | |
| 044 Elimäki | 286 Kouvola | 1 Jan 2009 |
| 163 Jaala | 286 Kouvola | 1 Jan 2009 |
| 286 Kouvola | 286 Kouvola | 1 Jan 2009 |
| 306 Kuusankoski | 286 Kouvola | 1 Jan 2009 |
| 754 Anjalankoski | 286 Kouvola | 1 Jan 2009 |
| 909 Valkeala | 286 Kouvola | 1 Jan 2009 |
| 173 Joutseno | 405 Lappeenranta | 1 Jan 2009 |
| 09 South Savo constituency | 09 South Savo constituency | |
| 741 Savonranta | 740 Savonlinna | 1 Jan 2009 |
| 11 North Karelia constituency | 11 North Karelia constituency | |
| 045 Eno | 167 Joensuu | 1 Jan 2009 |
| 632 Pyhäselkä | 167 Joensuu | 1 Jan 2009 |
| 12 Vaasa constituency | 12 Vaasa constituency | |
| 414 Lehtimäki | 005 Alajärvi | 1 Jan 2009 |
| 004 Alahärmä | 233 Kauhava | 1 Jan 2009 |
| 233 Kauhava | 233 Kauhava | 1 Jan 2009 |
| 281 Kortesjärvi | 233 Kauhava | 1 Jan 2009 |
| 971 Ylihärmä | 233 Kauhava | 1 Jan 2009 |
| 315 Kälviä | 272 Kokkola | 1 Jan 2009 |
| 429 Lohtaja | 272 Kokkola | 1 Jan 2009 |
| 885 Ullava | 272 Kokkola | 1 Jan 2009 |
| 175 Jurva | 301 Kurikka | 1 Jan 2009 |
| 544 Nurmo | 743 Seinäjoki | 1 Jan 2009 |
| 743 Seinäjoki | 743 Seinäjoki | 1 Jan 2009 |
| 975 Ylistaro | 743 Seinäjoki | 1 Jan 2009 |
| 13 Central Finland constituency | 13 Central Finland constituency | |
| 182 Jämsä | 182 Jämsä | 1 Jan 2009 |
| 183 Jämsänkoski | 182 Jämsä | 1 Jan 2009 |
| 179 Jyväskylä | 179 Jyväskylä | 1 Jan 2009 |
| 180 Jyväskylän mlk | 179 Jyväskylä | 1 Jan 2009 |
| 277 Korpilahti | 179 Jyväskylä | 1 Jan 2009 |
| 633 Pylkönmäki | 729 Saarijärvi | 1 Jan 2009 |
| 14 Oulu constituency | 14 Oulu constituency | |
| 247 Kestilä | 791 Siikalatva | 1 Jan 2009 |
| 603 Piippola | 791 Siikalatva | 1 Jan 2009 |
| 617 Pulkkila | 791 Siikalatva | 1 Jan 2009 |
| 682 Rantsila | 791 Siikalatva | 1 Jan 2009 |
| 973 Ylikiiminki | 564 Oulu | 1 Jan 2009 |
| 04 Satakunta constituency | 04 Satakunta constituency | |
| 609 Pori | 609 Pori | 1 Jan 2010 |
| 537 Noormarkku | 609 Pori | 1 Jan 2010 |
| 14 Oulu constituency | 14 Oulu constituency | |
| 208 Kalajoki | 208 Kalajoki | 1 Jan 2010 |
| 12 Vaasa constituency | 14 Oulu constituency | |
| 095 Himanka | 208 Kalajoki | 1 Jan 2010 |
| 08 Kymi constituency | 08 Kymi constituency | |
| 405 Lappeenranta | 405 Lappeenranta | 1 Jan 2010 |
| 978 Ylämaa | 405 Lappeenranta | 1 Jan 2010 |
| 02 Uusimaa constituency | 02 Uusimaa constituency | |
| 434 Loviisa | 434 Loviisa | 1 Jan 2010 |
| 424 Liljendal | 434 Loviisa | 1 Jan 2010 |
| 585 Pernaja | 434 Loviisa | 1 Jan 2010 |
| 701 Ruotsinpyhtää | 434 Loviisa | 1 Jan 2010 |
| 06 Häme constituency | 06 Häme constituency | |
| 015 Artjärvi | 560 Orimattila | 1 Jan 2011 |
| 560 Orimattila | 560 Orimattila | 1 Jan 2011 |
| 10 North Savo constituency | 10 North Savo constituency | |
| 227 Karttula | 297 Kuopio | 1 Jan 2011 |
| 297 Kuopio | 297 Kuopio | 1 Jan 2011 |
| 916 Varpaisjärvi | 402 Lapinlahti | 1 Jan 2011 |
| 402 Lapinlahti | 402 Lapinlahti | 1 Jan 2011 |
| 07 Pirkanmaa constituency | 07 Pirkanmaa constituency | |
| 289 Kuhmalahti | 211 Kangasala | 1 Jan 2011 |
| 211 Kangasala | 211 Kangasala | 1 Jan 2011 |
| 310 Kylmäkoski | 020 Akaa | 1 Jan 2011 |
| 020 Akaa | 020 Akaa | 1 Jan 2011 |
| 12 Vaasa constituency | 12 Vaasa constituency | |
| 945 Vöyri-Maksamaa | 946 Vöyri | 1 Jan 2011 |
| 559 Oravainen | 946 Vöyri | 1 Jan 2011 |
| 03 Varsinais-Suomi constituency | 03 Varsinais-Suomi constituency | |
| 445
Länsi-Turunmaa Name change |
445 Parainen Name change |
1 Jan 2012 |
| 12 Vaasa constituency | 12 Vaasa constituency | |
| 863 Töysä | 010 Alavus | 1 Jan 2013 |
| 942 Vähäkyrö | 905 Vaasa | 1 Jan 2013 |
| 02 Uusimaa constituency | 02 Uusimaa constituency | |
| 223 Karjalohja | 444 Lohja | 1 Jan 2013 |
| 540 Nummi-Pusula | 444 Lohja | 1 Jan 2013 |
| 09 South Savo constituency | 09 South Savo constituency | |
| 246 Kerimäki | 740 Savonlinna | 1 Jan 2013 |
| 618 Punkaharju | 740 Savonlinna | 1 Jan 2013 |
| 14 Oulu constituency | 14 Oulu constituency | |
| 084 Haukipudas | 564 Oulu | 1 Jan 2013 |
| 255 Kiiminki | 564 Oulu | 1 Jan 2013 |
| 564 Oulu | 564 Oulu | 1 Jan 2013 |
| 567 Oulunsalo | 564 Oulu | 1 Jan 2013 |
| 972 Yli-Ii | 564 Oulu (corrected on 5 May 2015) | 1 Jan 2013 |
| 11 North Karelia constituency | 11 North Karelia constituency | |
| 248 Kesälahti | 260 Kitee | 1 Jan 2013 |
| 10 North Savo constituency | 10 North Savo constituency | |
| 534 Nilsiä | 297 Kuopio | 1 Jan 2013 |
| 09 South Savo constituency | 09 South Savo constituency | |
| 696 Ristiina | 491 Mikkeli | 1 Jan 2013 |
| 08 Kymi constituency | 09 South Savo constituency | |
| 775 Suomenniemi | 491 Mikkeli | 1 Jan 2013 |
| 14 Oulu constituency | 14 Oulu constituency | |
| 926 Vihanti | 678 Raahe | 1 Jan 2013 |
| 04 Satakunta constituency | 07 Pirkanmaa constituency | |
| 254 Kiikoinen | 790 Sastamala | 1 Jan 2013 |
| 10 North Savo constituency | 09 North Karelia constituency | |
| 297 Kuopio | 297 Kuopio | 1 Jan 2015 |
| 476 Maaninka | 297 Kuopio | 1 Jan 2015 |
| 04 Satakunta constituency | 04 Satakunta constituency | |
| 609 Pori | 609 Pori | 1 Jan 2015 |
| 413 Lavia | 609 Pori | 1 Jan 2015 |
| 03 Varsinais-Suomi constituency | 03 Varsinais-Suomi constituency | |
| 423 Lieto | 423 Lieto | 1 Jan 2015 |
| 838 Tarvasjoki | 423 Lieto | 1 Jan 2015 |
| The amendment of the Election Act (271/2013) from 1 September 2013 will be applied for the first time in the Parliamentary elections 2015 (19 April 2015), the constituencies of Kymi (08) and South Savo (09) were combined into the new Southeast Finland consistency (new 08) and the constituencies of North Savo (10) and North Karelia (11) ere combined into the new Savo-Karelia consistency (new 09). The numbers of the constituencies change consecutively. | ||
| 08 Kymi constituency | 08 Southeast Finland consistency | 1 Sep 2013/1 Jan 2015 |
| 075 Hamina | ||
| 142 Iitti | ||
| 153 Imatra | ||
| 285 Kotka | ||
| 286 Kouvola | ||
| 405 Lappeenranta | ||
| 416 Lemi | ||
| 441 Luumäki | ||
| 489 Miehikkälä | ||
| 580 Parikkala | ||
| 624 Pyhtää | ||
| 689 Rautjärvi | ||
| 700 Ruokolahti | ||
| 739 Savitaipale | ||
| 831 Taipalsaari | ||
| 935 Virolahti | ||
| 09 South Savo constituency | 08 Southeast Finland consistency | 1 Sep 2013/1 Jan 2015 |
| 046 Enonkoski | ||
| 090 Heinävesi | ||
| 097 Hirvensalmi | ||
| 171 Joroinen | ||
| 178 Juva | ||
| 213 Kangasniemi | ||
| 491 Mikkeli | ||
| 507 Mäntyharju | ||
| 588 Pertunmaa | ||
| 593 Pieksämäki | ||
| 623 Puumala | ||
| 681 Rantasalmi | ||
| 740 Savonlinnna | ||
| 768 Sulkava | ||
| 10 North Savo constituency | 09 Savo-Karelia constituency | 1 Sep 2013/1 Jan 2015 |
| 140 Iisalmi | ||
| 174 Juankoski | ||
| 204 Kaavi | ||
| 239 Keitele | ||
| 263 Kiuruvesi | ||
| 297 Kuopio | 297 Kuopio | 1 Jan 2015 |
| 402 Lapinlahti | ||
| 420 Leppävirta | ||
| 476 Maaninka | 297 Kuopio | 1 Jan 2015 |
| 595 Pielavesi | ||
| 686 Rautalampi | ||
| 687 Rautavaara | ||
| 749 Siilinjärvi | ||
| 762 Sonkajärvi | ||
| 778 Suonenjoki | ||
| 844 Tervo | ||
| 857 Tuusniemi | ||
| 915 Varkaus | ||
| 921 Vesanto | ||
| 925 Vieremä | ||
| 11 North Karelia constituency | 09 Savo-Karelia constituency | 1 Sep 2013/1 Jan 2015 |
| 146 Ilomantsi | ||
| 167 Joensuu | ||
| 176 Juuka | ||
| 260 Kitee | ||
| 276 Kontiolahti | ||
| 309 Outokumpu | ||
| 422 Lieksa | ||
| 426 Liperi | ||
| 541 Nurmes | ||
| 607 Polvijärvi | ||
| 707 Rääkkylä | ||
| 848 Tohmajärvi | ||
| 911 Valtimo | ||
Names and numbers of constituencies 1 Jan 2015
| Name and number of constituency | Name and number of constituency | Time of change/time of application |
| 01 Helsinki constituency | 01 Helsinki constituency | 1 Sep 2013/1 Jan 2015 |
| 02 Uusimaa constituency | 02 Uusimaa constituency | 1 Sep 2013/1 Jan 2015 |
| 03 Varsinais-Suomi constituency | 03 Varsinais-Suomi constituency | 1 Sep 2013/1 Jan 2015 |
| 04 Satakunta constituency | 04 Satakunta constituency | 1 Sep 2013/1 Jan 2015 |
| 05 Åland constituency | 05 Åland constituency | 1 Sep 2013/1 Jan 2015 |
| 06 Häme constituency | 06 Häme constituency | 1 Sep 2013/1 Jan 2015 |
| 07 Pirkanmaa constituency | 07 Pirkanmaa constituency | 1 Sep 2013/1 Jan 2015 |
| 08 Kymi constituency | 08 Southeast Finland constituency | 1 Sep 2013/1 Jan 2015 |
| 09 South Savo constituency | 08 Southeast Finland constituency | 1 Sep 2013/1 Jan 2015 |
| 10 South Savo constituency | 09 Savo-Karelia constituency | 1 Sep 2013/1 Jan 2015 |
| 11 North Karelia constituency | 09 Savo-Karelia constituency | 1 Sep 2013/1 Jan 2015 |
| 12 Vaasa constituency | 10 Vaasa constituency | 1 Sep 2013/1 Jan 2015 |
| 13 Central Finland constituency | 11 Central Finland constituency | 1 Sep 2013/1 Jan 2015 |
| 14 Oulu constituency | 12 Oulu constituency | 1 Sep 2013/1 Jan 2015 |
| 15 Lapland constituency | 13 Lapland constituency | 1 Sep 2013/1 Jan 2015 |
Last updated 6.5.2015
Official Statistics of Finland (OSF):
Parliamentary elections [e-publication].
ISSN=1799-6279. Helsinki: Statistics Finland [referred: 22.12.2024].
Access method: http://www.stat.fi/til/evaa/evaa_2015-04-10_luo_001_en.html