Witherlea is a suburb to the south of Blenheim's central district.

The Blenheim hospital campus, which includes Wairau Hospital, is in Witherlea.

Omaka Cemetery has graves from early Pākehā settlement in the Wairau area.

Demographics Witherlea covers . It had an estimated population of as of with a population density of people per km2.

Witherlea had a population of 5,757 in the 2023 New Zealand census, an increase of 351 people (6.5%) since the 2018 census, and an increase of 921 people (19.0%) since the 2013 census. There were 2,826 males, 2,907 females, and 24 people of other genders in 2,265 dwellings. 2.5% of people identified as LGBTIQ+. The median age was 44.7 years (compared with 38.1 years nationally). There were 1,056 people (18.3%) aged under 15 years, 759 (13.2%) aged 15 to 29, 2,571 (44.7%) aged 30 to 64, and 1,371 (23.8%) aged 65 or older.

People could identify as more than one ethnicity. The results were 88.9% European (Pākehā); 11.4% Māori; 2.6% Pasifika; 5.6% Asian; 1.5% Middle Eastern, Latin American and African New Zealanders (MELAA); and 3.1% other, which includes people giving their ethnicity as "New Zealander". English was spoken by 97.7%, Māori by 1.4%, Samoan by 0.5%, and other languages by 9.3%. No language could be spoken by 1.7% (e.g. too young to talk). New Zealand Sign Language was known by 0.5%. The percentage of people born overseas was 20.1, compared with 28.8% nationally.

Religious affiliations were 33.0% Christian, 0.6% Hindu, 0.2% Islam, 0.1% Māori religious beliefs, 0.6% Buddhist, 0.2% New Age, 0.1% Jewish, and 1.0% other religions. People who answered that they had no religion were 56.7%, and 7.7% of people did not answer the census question.

Of those at least 15 years old, 930 (19.8%) people had a bachelor's or higher degree, 2,682 (57.1%) had a post-high school certificate or diploma, and 1,089 (23.2%) people exclusively held high school qualifications. The median income was $41,100, compared with $41,500 nationally. 453 people (9.6%) earned over $100,000 compared to 12.1% nationally. The employment status of those at least 15 was 2,325 (49.5%) full-time, 717 (15.3%) part-time, and 54 (1.1%) unemployed.

+Individual statistical areasName Area(km2) Population Density(per km2) Dwellings Median age Medianincome Witherlea West 2.44 2,952 1,210 1,164 46.8 years $40,500 Witherlea East 1.37 2,805 2,047 1,101 42.9 years $41,700 New Zealand 38.1 years $41,500

Education Witherlea School is a coeducational contributing primary (years 1-6) school with a roll of students as of It opened in 1968.

References