This local electoral calendar for 2016 lists the subnational elections held in 2016. Referendums, retention elections, and national by-elections (special elections) are also included.

January 1 January: Himachal Pradesh, District Councils, Township Councils and Village Councils (1st phase) 2 January: Nigeria, Zamfara, Local Government Councils and Chairmen 3 January: Himachal Pradesh, District Councils, Township Councils and Village Councils (2nd phase) 5 January: Himachal Pradesh, District Councils, Township Councils and Village Councils (3rd phase) 9 January: Nigeria, Bayelsa, Governor (revote) in Southern Ijaw) 10 January: India Haryana, District Councils, Township Councils and Village Councils (1st phase) Himachal Pradesh, Municipal Councils 11 January: India, Manipur, Municipal Councils and Town Councils 16 January: Nigeria, Niger, Local Government Councils and Chairmen 17 January: India, Haryana, District Councils, Township Councils and Village Councils (2nd phase) Mexico, Colima, 18 January: Pakistan, NA-218, National Assembly by-election 24 January: India, Haryana, District Councils, Township Councils and Village Councils (3rd phase) 25 January: Bhutan, District Heads, District Agents, District Councillors, Block Heads, Block Deputies and Block Councils (1st round 1st phase)

February 2 February: India, Telangana, Hyderabad Metropolitan Region, Greater Hyderabad Municipal Corporation 4 February: Bermuda, Devonshire North Central, House of Assembly by-election 7 February: Costa Rica, Mayors, Municipal Councils, District Councils and District Council Presidents San José, Mayor, Deputy Mayors, Aldermen, Trustees and District Council 8 February: Rwanda, Cell Councils and Village Executive Committees 9 February: Rwanda, School and Business Community Representatives 12–13 February: Rwanda, Youth Councils 13 February: India, Karnataka, District Councils and Township Councils (1st phase) 16 February: United States, Milwaukee, Mayor and Common Council (1st round) 20 February: India, Karnataka, District Councils and Township Councils (2nd phase) Kuwait, Third District, National Assembly by-election 21 February: Comoros Autonomous Island of Anjouan, Governor (1st round) Autonomous Island of Grande Comore, Governor (1st round) Autonomous Island of Mohéli, Governor (1st round) 22 February: Rwanda, District Councils 28 February: Austria, Tyrol, Hong Kong, New Territories East, Legislative Council by-election Switzerland Aargau, Basel-Stadt, referendums Bern, Geneva, referendums Jura, referendum Lucerne, Neuchâtel, referendum Schaffhausen, referendums Schwyz, Solothurn, St. Gallen, Government (1st round) and Cantonal Council Thurgau, Executive Council Ticino, referendum Uri, Executive Council, Landrat and Zürich,

March 1 March: United States, Arkansas, Supreme Court and Court of Appeals (1st round) 5 March: Zimbabwe, Mhondoro-Mubaira, House of Assembly by-election 6 March: Germany, Hesse, Frankfurt, Poland, senatorial constituency No. 59, Senate by-election 7 March: Kenya Malindi, National Assembly by-election Kericho, Senate by-election 9 March: Saint Helena, Ascension and Tristan da Cunha, Tristan da Cunha, Chief Islander and Island Council 12 March: Nigeria, Sokoto, Local Government Councils and Chairmen 13 March: France, Aisne, Nord and Yvelines, Germany Baden-Württemberg, Parliament Rhineland-Palatinate, Parliament Saxony-Anhalt, Parliament 17 March: Pakistan, NA-153, National Assembly by-election 18 March: Guyana, Municipal Councils and Neighborhood Democratic Councils 19 March: Australia, Queensland, Referendum, Mayors, Regional Councils, City Councils, Aboriginal Shire Councils and Shire Councils Brisbane, Lord Mayor and City Council 20 March: France, Aisne, Nord and Yvelines, Kazakhstan, Regional Councils and City Councils Laos, Provincial People's Councils Switzerland Schwyz, Executive Council and Cantonal Council Vaud, referendum Tanzania, Zanzibar, President, House of Representatives, District Councils, Town Councils and Municipal Council 22 March: Bangladesh, Union Councils (1st phase) Pakistan, NA-101, National Assembly by-election 23 March: Saint Helena, Ascension and Tristan da Cunha, Saint Helena, Legislative Council by-election 27 March: Japan, Kumamoto, Governor Kyrgyzstan, City Councils and Village Councils Ukraine, Kryvyi Rih, 31 March: Bangladesh, Union Councils (2nd phase)

April 3 April: Abkhazia, District Assemblies and Sukhumi City Council Ecuador, Las Golondrinas, Join Which Province referendum 4 April: Canada, Saskatchewan, Legislative Assembly India Assam, Legislative Assembly (1st phase) West Bengal, Legislative Assembly (1st phase-a) 5 April: United States Anchorage, Assembly Wisconsin, Supreme Court and Court of Appeals Milwaukee, Mayor and Common Council (2nd round) 7 April: Pakistan, NA-245, National Assembly by-election 9 April: Nigeria, Federal Capital Territory, Local Government Councils and Chairmen 10 April: Comoros Autonomous Island of Anjouan, Governor (2nd round) Autonomous Island of Grande Comore, Governor (2nd round) Autonomous Island of Mohéli, Governor (2nd round) Switzerland, Thurgau, Grand Council 11 April: India Assam, Legislative Assembly (2nd phase) West Bengal, Legislative Assembly (1st phase-b) 11–13 April: Sudan, Darfur, Administrative Status referendum 12 April: United States, Long Beach, City Council (1st round) 13 April: Nigeria, Federal Capital Territory, Local Government Councils and Chairmen (revotes) 16 April: Nigeria, Ondo, Local Government Councils and Chairmen 17 April: France, Loire-Atlantique, India, West Bengal, Legislative Assembly (2nd phase) 19 April: Canada, Manitoba, Legislative Assembly 21 April: India, West Bengal, Legislative Assembly (3rd phase) 23 April: Bangladesh, Union Councils (3rd phase) 24 April: France, Loire-Atlantique, India, Bihar, District Councils, Township Councils and Village Councils (1st phase) Japan, Hokkaido 5th district and Kyoto 3rd district, House of Representatives Serbia, Municipal Assemblies Vojvodina, Assembly Switzerland Appenzell Innerrhoden, Landsgemeinde St. Gallen, Government (2nd round) 25 April: India, West Bengal, Legislative Assembly (4th phase) 28 April: India, Bihar, District Councils, Township Councils and Village Councils (2nd phase) Isle of Man, Local Authority Commissioners and Local Authority Councils Pakistan, NA-267, National Assembly by-election 30 April: India, West Bengal, Legislative Assembly (5th phase)

May 1 May: Switzerland, Glarus, 2 May: India, Bihar, District Councils, Township Councils and Village Councils (3rd phase) 5 May: India, West Bengal, Legislative Assembly (6th phase) United Kingdom, Local elections Ogmore and Sheffield Brightside and Hillsborough, House of Commons England, Metropolitan Borough Councils, Unitary Authorities, District Councils, Mayors and Police Commissioners Birmingham, City Council Bristol, Mayor and City Council Greater London, Mayor and Assembly Leeds, City Council Liverpool, Mayor and City Council Manchester, City Council Northern Ireland, Assembly Scotland, Parliament Wales, National Assembly Police Commissioners 6 May: India, Bihar, District Councils, Township Councils and Village Councils (4th phase) 7 May: Australia, Tasmania, (Apsley and Elwick) Legislative Council Bangladesh, Union Councils (4th phase) Malaysia, Sarawak, Legislative Assembly Singapore, Bukit Batok, Parliament by-election United States, Arlington, City Council 8 May: Italy, Trentino-Alto Adige/Südtirol, Mayors and Municipal Councils (1st round) Lebanon, Mount Lebanon, Municipal Councils"Les municipales auront lieu aux dates prévues, réaffirme Machnouk", L'Orient-Le Jour, 23 April 2016 Beirut City, Municipal Council 9 May: Canada, New Brunswick, Mayors and Municipal Councils Philippines, Governors, Provincial Councils, Mayors and Municipal Councils Autonomous Region in Muslim Mindanao, Governor and Regional Assembly 10 May: India, Bihar, District Councils, Township Councils and Village Councils (5th phase) United States, West Virginia, Supreme Court of Appeals 11 May: Comoros, Autonomous Island of Anjouan, President 14 May: India, Bihar, District Councils, Township Councils and Village Councils (6th phase) 15 May: Dominican Republic, Mayors and District Councils Italy, Aosta Valley, Mayors and Municipal Councils Lebanon, Beirut and Beqaa, Municipal Councils 16 May: India Tura, House of the People by-election Kerala, Legislative Assembly Puducherry, Legislative Assembly Tamil Nadu, Legislative Assembly 17 May: United States Idaho, Supreme Court and Court of Appeals (1st round) Portland, Mayor and City Commission (1st round) 18 May: India, Bihar, District Councils, Township Councils and Village Councils (7th phase) 22 May: Burkina Faso, Municipal Councils France, Bas-Rhin and Alpes Maritimes, India Bihar, District Councils, Township Councils and Village Councils (8th phase) Haryana, Municipal Councils Italy, Trentino-Alto Adige/Südtirol, Mayors and Municipal Councils (2nd round) Lebanon Jezzine, Parliament by-election Nabatieh and South, Municipal Councils Vietnam, 24 May: United States, Georgia, Supreme Court and Court of Appeals 26 May: India, Bihar, District Councils, Township Councils and Village Councils (9th phase) 28 May: Bangladesh, Union Councils (5th phase) 29 May: France, Bas-Rhin and Alpes Maritimes, Lebanon, Akkar and North, Municipal Councils 30 May: India, Bihar, District Councils, Township Councils and Village Councils (10th phase)

June 3 June: Australia, Norfolk Island, Regional Council 4 June: Bangladesh, Union Councils (6th phase) 5 June: France, Ain, Italy, Mayors and Municipal Councils (1st round) Bologna, Mayor and City Council (1st round) Milan, Mayor, City Council, Borough Presidents and Borough Councils (1st round) Naples, Mayor and City Council (1st round) Rome, Mayor and City Council (1st round) Turin, Mayor and City Council (1st round) Japan, Okinawa, Prefectural Assembly Mexico, State elections Aguascalientes, Baja California, Chihuahua, Durango, Hidalgo, Mexico City, Constituent Assembly Oaxaca, Puebla, Quintana Roo, Sinaloa, Tamaulipas, Tlaxcala, Veracruz, Zacatecas, Romania, County Presidents, County Councils, Mayors, Local Councils, Sector Mayors and Sector Councils Switzerland Aargau, Basel-Landschaft, Basel-Stadt, referendums Geneva, referendums Jura, referendum Nidwalden, referendum Schwyz, St. Gallen, Thurgau, Ticino, referendums Uri, Zürich, 7 June: Dominica, Soufrière, Parliamentary by-election United States Ohio's 8th congressional district, U.S. House of Representatives special election Bakersfield, Mayor (1st round) Fresno, Mayor and City Council (1st round) Long Beach, City Council (2nd round) Los Angeles County, Board of Supervisors (1st round) Orange County, CA, Board of Supervisors (1st round) Riverside County, Board of Supervisors (1st round) Sacramento, Mayor and City Council San Bernardino County, Board of Supervisors (1st round) San Diego County, Board of Supervisors (1st round) San Diego, Mayor, City Attorney, Boards of Education, City Council (1st round) and Referendums Santa Clara County, Board of Supervisors San Jose, City Council (1st round) 12 June: France, Ain, 16 June: United Kingdom, Tooting, House of Commons by-election 18 June: Malaysia, Kuala Kangsar and Sungai Besar, House of Representatives by-elections 19 June: Italy, Mayors and Municipal Councils (2nd round) Bologna, Mayor and City Council (2nd round) Milan, Mayor, City Council, Borough Presidents and Borough Councils (2nd round) Naples, Mayor and City Council (2nd round) Rome, Mayor and City Council (2nd round) Turin, Mayor and City Council (2nd round) 26 June: France, Loire-Atlantique, 28 June: United States, Tulsa, Mayor and City Council (1st round) 29 June: Mongolia, Ulaanbaatar, City Council Tonga, Vanuatu, Malo/Aore, Parliament by-election

July 3 July: Switzerland, Schaffhausen, referendums 10 July: Japan, Kagoshima, Governor