| Year | Event | |
1903
| Methodist Church built on the corner of Thames and Canada Street
| |
| 1908 | Town District of Morrinsville was officially gazetted | |
| 1908 | Bank of New Zealand established an agency in Thames Street | |
| 1908 | Magistrate's Court held the first sitting in Phoenix Hall | |
| 1909 | Methodist Church was enlarged | |
| 1909 | Building and opening of new Post Office in Thames Street | |
| 1910 | Baptist Church was opened | |
| 1911 | Morrinsville Star first published | |
| 1911 | Courthouse built in Moorhouse Street | |
| 1912 | Empire Theatre in Studholme Street opened for silent films | |
| 1912 | Presbyterian Church built in Canada Street | |
| 1912 | Anglican Church Parish Hall built and opened | |
| 1913 | Morrinsville Croquet Club formed | |
| 1913 | Catholic Church built in Thames Street west | |
| 1915 | Meeting to form Horticultural Society was held | |
| 1915 | Morrinsville Star newspaper was purchased by Cargill Publishing Company | |
| 1918 | Town Board purchased 59 acres from Mr Marshall for the Recreation Grounds | |
| 1918 | Meeting held to form A & P Society | |
| 1918 | Baptist Church was used as a hospital during the Influenza Epidemic | |
| 1919 | National Bank opened in Studholme Street | |
| 1919 | Morrinsville Rugby became a sub-union of Hamilton | |
| 1919 | First show of A & P Society held in Mannion’s paddock in Thames Street | |
| 1920 | Infants block built at the Morrinsville Primary school in Lincoln Street | |
| 1920 | The Morrinsville Swimming Club formed | |
| 1921 | Morrinsville Borough was created | |
| 1921 | Morrinsville Fire Brigade formed | |
| 1922 | Borough water supply was officially turned on | |
| 1922 | First electric power in Morrinsville from the Thames Valley Electric Power Board | |
| 1922 | Morrinsville Dairy Company first manufactured butter | |
| 1922 | New larger Courthouse built | |
| 1922 | Old Courthouse was shifted and became the Police Station | |
| 1923 | Orphans Club formed | |
| 1924 | Catholic Church moved to corner of Victoria Avenue and Thames Street | |
| 1925 | National Bank opened at 221 Thames Street | |
| 1926 | New Zealand Cooperative Dairy Company built a factory near the railway station | |
| 1927 | Empire Theatre changed its name to the Strand Theatre | |
| 1927 | Golf Club purchased 49 acres from Charles Cameron | |
| 1928 | Catholic Church presbytery was built | |
| 1928 | Dental Clinic established at Morrinsville Primary School | |
| 1930 | St Joseph's Convent school opened | |
| 1931 | St John's Ambulance Association formed | |
| 1931 | RSA meeting held to form the Association | |
| 1932 | Morrinsville Country Women's Institute was established | |
| 1932 | Plunket Rooms built in Thomas Park | |
| 1933 | George Burmester purchased his bakery | |
| 1934 | Constable Heeps was fatally shot | |
| 1934 | Opening of the Council Chambers Canada Street | |
| 1935 | Mr Osborne re-elected as Mayor of Morrinsville | |
| 1936 | Morrinsville Polo Club was formed | |
| 1936 | Fire station was built on the corner of Studholme and Anderson Streets | |
| 1937 | Physical Culture Hall was opened in Moorhouse Street | |
| 1938 | Arthur Jenkin opened shop in Thames Street | |
| 1938 | Mr W. Hetherington elected as Mayor of Morrinsville | |
| 1938 | Methodist Church purchased adjoining land | |
| 1939 | Veterinary Club was established | |
| 1940 | Methodist Church moved church to adjoining land | |
| 1944 | Morrinsville Battalion Home Guard was disbanded | |
| 1944 | Home Serviceman’s Association was formed | |
| 1945 | Morrinsville Rotary Club was formed with Arthur Needham as the first president | |
| 1946 | Jim Hishon established Creamy Clover business in Allen Street | |
| 1946 | RSA leased club rooms in Thames Street | |
| 1947 | Commercial Bank of Australia opened in Studholme Street | |
| 1947 | State Advances built 40 houses in Cureton St, Anzac Ave, Seville, Craig and Chapman Crescent | |
| 1948 | Dramatic Society was formed | |
| 1948 | Queen Carnival raised money for purchase of the Plunket Nurse's car | |
| 1948 | The Governor General and Lady Freyberg visited Morrinsville | |
| 1949 | Town and Country Club formed | |
| 1949 | Morrinsville Trotting Club was formed | |
1950
| Commercial Bank of Australia opened in Thames Street | |
| 1950 | Town and Country Club purchased house and land from Howie Estate | |
| 1950 | Morrinsville College was established with Mr Fleet as headmaster | |
| 1950 | Morrinsville Primary school was established with Mr Telfer as headmaster | |
| 1951 | RSA purchased club rooms in Thames Street | |
| 1952 | Town and Country Club was granted a charter | |
| 1952 | Burmester built a new bakery in Moorhouse Street | |
| 1953 | Queen Carnival raised money for the War Memorial Hall | |
| 1953 | The Rose Garden site in Moorhouse Street was purchased from the Salvation Army | |
| 1954 | Waikato Hospital Board took possession of Lynton Hospital | |
| 1954 | Ownership of the Morrinsville Star passed to East Waikato Publishers | |
| 1954 | Morrinsville Jaycees formed with Barney Hope Gibbons as president | |
| 1954 | Methodist Church opened new church | |
| 1954 | Opening of new rugby grounds in Campbell Park in Thames Street | |
| 1955 | Edmund Hillary visited to raise funds for an expedition to the South Pole | |
| 1955 | David Street Primary School opened | |
| 1956 | Building of new kindergarten opened | |
| 1956 | Commercial Bank of Australia moved to new building in Thames Street | |
| 1956 | New South Wales Bank opened in Thames Street | |
| 1957 | Library moved into the War Memorial Complex | |
| 1957 | Borough Council purchased land in Riverview Road for dump | |
| 1957 | War Memorial Hall officially opened by Major General LM Inglis | |
| 1958 | Presbyterian Church's Campbell Hall is opened | |
| 1958 | Kiwi Fertiliser Works officially opened | |
| 1959 | New building for the Anglican Church was opened | |
| 1959 | Morrinsville branch of the National Council of Women was formed | |
| 1959 | Morrinsville branch of the Lions International chartered | |
| 1960 | Waikato Savings Bank opened an agency | |
| 1960 | Waikato Savings Bank opened working bank | |
| 1961 | District Nursing Service established | |
| 1961 | Population 4111 | |
| 1962 | New Post Office and Telephone Exchange on the corner of Thames and Lorne Street | |
| 1962 | St John's Ambulance Hall built in Anderson Street | |
| 1963 | Meeting to form Senior Citizens Association was held | |
| 1963 | Morrinsville New World Supermarket opened in Thames Street | |
| 1963 | Opening of new swimming pool in the recreation grounds | |
| 1964 | Catholic Church built a new church building on corner of Thames Street and Victoria Ave | |
| 1964 | Governor General Sir Bernard Fergusson visited Morrinsville | |
| 1964 | Dutch Government Minister Mr Veldkamp visited Morrinsville | |
| 1964 | Kereone School bus accident | |
| 1964 | After 56 years Gummers Ltd closed its shop in Thames Street | |
| 1965 | New South Wales Bank closed its Morrinsville branch | |
| 1965 | A & P Society built new building at Recreation Grounds | |
| 1965 | Arts and Craft Group was formed | |
| 1965 | RSA opened new Clubrooms in Studholme Street | |
| 1966 | Morrinsville Co-op Dairy Co opens the first fully–automated butter factory in world | |
| 1966 | Morrinsville Motel opened | |
| 1966 | Morrinsville Lyceum Club opened with 200 members | |
| 1966 | Lucy Money awarded MBE for services to Solomon Islands | |
| 1967 | Strand Theatre demolished | |
| 1967 | Meeting was held to form the Morrinsville Historical Society | |
| 1968 | Laurie Maber was elected mayor | |
| 1969 | Grain drying plant opened by Rae and Beverly Seales | |
| 1969 | Morrinsville and District Museum opened June 28th | |
| 1970 | Intermediate school opened | |
| 1971 | Rhoda Read Geriatric Hospital opened in Morrinsville | |
| 1971 | Building of club rooms and curator's office at Morrinsville Swimming Pool | |
| 1972 | Dalgety's sale yards in Thames Street dismantled | |
| 1972 | Norm Ball purchased Martelli Motors and renamed it Greenline Motors | |
| 1972 | Leo Echlins 60 year old building on corner Thames and Studholme Street demolished | |
| 1972 | Morrinsville Tennis Club relocated to the Recreation Grounds | |
| 1974 | G.G. Burmester Bakery destroyed by fire | |
| 1974 | Kathleen M Potter appointed Matron of the Geriatric Hospital | |
| 1974 | Ken Fitness, chemist retired after 40 years in Morrinsville | |
| 1974 | Roy T Scott, chairman of Piako County Council retired and Ken Thomas elected | |
| 1975 | Morrinsville Co-operative Dairy powder factory was destroyed by fire | |
| 1975 | Zoe C Wells, Matron of Morrinsville Maternity Hospital retired | |
| 1975 | Centrespot Arcade opened on the site of Hetherington's shop in Thames Street | |
| 1975 | Cliff Wisely, Principal of Morrinsville Primary School retired after 17 years | |
| 1975 | Council built eight pensioner flats in Moorhouse Street | |
| 1976 | Wally Manning awarded Queen's Fire Service Medal
| |
| 1976 | Flight Lieutenant Trevor Butler DFC received Queen's Commendation | |
| 1976 | Kereone Rugby Club opened new clubrooms | |
| 1976 | Morrinsville Playcentre opened new building in Lorne Street | |
| 1976 | Vince Ashworth appointed on permanent staff of World Bank | |
| 1976 | Sub-division of Oak and Elm Street | |
| 1976 | Morrinsville Co-operative Dairy Company opened new milk powder complex | |
| 1977 | First issue, Volume 1, Number 1 of Piako Post printed | |
| 1977 | Morrinsville Community Affairs & Information Office opened | |
| 1977 | Country and Western Club formed | |
| 1977 | Piako Community Arts Council formed | |
| 1977 | Air Training Corps formed | |
| 1977 | Extension of Anderson Street to Avenue Road opened | |
| 1977 | Rukumoana Marae renovations completed, Werewere meeting house refurbished | |
| 1977 | Plaque to honour Mr Harold Daines placed in the Civic Rose Gardens | |
| 1978 | Roach Road rubbish tip opened | |
| 1978 | Tom Lithgow elected President of Waikato Rugby union | |
| 1978 | Maungakawa archaeological treasures returned to Rukumoana Marae | |
| 1978 | Brightwell Furnishers closed after 30 years | |
| 1978 | Amy’s Morrinsville Cycle Works celebrated 50 years | |
| 1979 | Tatuanui Dairy Co introduced Angel Dairy Whip to the New Zealand market | |
| 1979 | Morrinsville Council donation the Rukumoana Marae for piping water | |
| 1979 | Librarian Jean Dickinson retired after 18 years service | |
| 1979 | John Willis appointed Principal of David Street School | |
| 1979 | Alan Scott awarded Associate Honour Distinction for Horticulture | |
| 1979 | Motumaoho Dairy Factory closed | |
| 1980 | New ANZ Bank opened-corner Thames and Canada Streets | |
| 1980 | Janice Arnold named Golfer of the Year | |
| 1980 | Tom Laurent Ltd opened new premises | |
| 1980 | Molly Hotene received the Queen's Service Medal | |
| 1980 | Old staff quarters and boiler room at Nottingham Castle demolished by fire | |
| 1980 | Snow fell in Morrinsville | |
| 1980 | Bill Johnston retired after 45 years as General Manager of Morrrinsville Co-op. Dairy Co | |
| 1981 | Dick Heathcote awarded M.B.E. for services to T.V.E.P.B. | |
| 1981 | Air Commodore Ian M Gillard, head of New Zealand Defence staff in Washington | |
| 1981 | Oxidation ponds, off Roach Road, commissioned by Morrinsville Borough Council | |
| 1981 | Bread cooling machine invented by Bill Pipe and John Gray | |
| 1981 | Croquet Club building destroyed by fire | |
| 1982 | Jack Swart selected for Commonwealth Games team | |
| 1982 | Gymnasium opened at Morrinsville Primary School | |
| 1982 | Refugee families from Cambodia and Czechoslovakia arrived | |
| 1982 | 3 Guys supermarket (Countdown) opened | |
| 1983 | Dave Gray awarded OBE for services to farming and education | |
| 1983 | Plunket Nurse Maureen Nicholson farewelled after 18 years | |
| 1983 | John Allen appointed Queen's Counsel | |
| 1983 | Morrinsville Sports Centre opened at Recreation Grounds | |
| 1983 | Tatuanui Tennis Club celebrates its 100 years anniversary | |
| 1983 | St John's honours Tom Brodie for 23 years service | |
| 1984 | Canada Street Railway Station demolished | |
| 1984 | Fire Chief Trevor Barlow retires after 33 years service | |
| 1984 | Dick Gwatkin appointed as principal of Morrinsville College | |
| 1985 | Jean Bodmin awarded the QSM for Public Service | |
| 1985 | Introduction of the STD equipment in the Morrinsville Telephone Exchange | |
| 1985 | Dave and June Close opened Dalemara Resthome | |
| 1986 | Indoor cricket stadium opened in Anderson Street west | |
| 1986 | Local Maori elders Waea and Sue Murray at opening of Te Maori exhibition in New York | |
| 1986 | Dr Lin Wallace awarded Honorary Science Doctorate from Massey University | |
| 1986 | Jocelyn Fish elected President New Zealand Council of Women | |
| 1987 | Lyceum Club rooms open in Moorhouse Street | |
| 1987 | Fitness Centre opened in Allen Street | |
| 1987 | Morrinsville and District Public Relations Assoc. Centre opened | |
| 1987 | Regent Theatre closed with the showing of the last film "Crocodile Dundee" | |
| 1988 | Ezekiel Trust Kindergarten officially opened | |
| 1988 | Independent Newspapers Ltd assumes ownership of the Piako Post | |
| 1988 | J Shay Noonan new principal of Morrinsville Primary School | |
| 1989 | Railway houses in Eynon Road sold to an Auckland company | |
| 1989 | Ray and Andrew Lowe open the Vegie Bin in Thames Street | |
| 1989 | Glass milk bottles became obsolete | |
| 1990 | Maternity Hospital closed and maternity annexe opened at Rhoda Read Hospital | |
| 1990 | Rushton Road Kindergarten opened | |
| 1990 | Chemical spill into Piako River from Kiwi Fertiliser Works | |
| 1990 | Morrinsville Primary School train excursions to Tauranga | |
| 1991 | Town welcome signs erected by Lions, Pakeke Lions, Rotary and Kiwanis | |
| 1991 | First four homes at Tasman Retirement Village opened | |
| 1991 | New Zealand Railcar Service through Morrinsville commenced | |
| 1992 | Neil Gray managed the All Blacks | |
| 1992 | Community House opened | |
| 1992 | St Matthew's Court retirement units dedicated | |
| 1993 | Hostage siege in Police Station with Paul Hammond shot by Armed Offenders Squad | |
| 1993 | Old Regent Theatre which started life as a hall was demolished | |
| 1993 | Phillip Crawford and Mark Munro's photo book "Beyond Thames Street" launched | |
| 1994 | Morrinsville Recreational Sports Centre destroyed by fire | |
| 1994 | Ray Fitness awarded Order of St John's Priory Vote of Thanks | |
| 1994 | Countdown Supermarket opened for business | |
| 1995 | Mushroom Factory sold to New Zealand Mushrooms Ltd | |
| 1995 | Morrinsville United Old Boys Rugby Club amalgamated with St Joseph’s | |
| 1995 | Old Maternity Hospital demolished with three existing buildings converted into houses | |
| 1996 | Stefan Choppo does 50 years delivering newspapers and flyers | |
| 1996 | Annah S opened store in Morrinsville | |
| 1996 | Fluoridation of water supply ceases | |
| 1996 | Kaumatua Waea Murray at opening of the new High Commission in South Africa | |
| 1996 | Council bought Globe Auctioneer Building for $120 000 | |
| 1997 | Westpac Trust Events Centre opened | |
| 1997 | Demolition of building of the former Globe Auction Mart | |
| 1998 | Degussa Peroxide Ltd purchased Du Pont Hydrogen Peroxide factory | |
| 1998 | Merging of four pharmacies with new company owners Maureen Horan and Paul Vester | |
| 1998 | Warehouse opened in Morrinsville | |
| 1998 | Pakeke Lions transform gully near railway line | |
| 1998 | Ngati Haua presented Mayoral chain | |
| 1999 | Morrinsville Library moved into a remodelled War Memorial Hall | |
| |
