Parklands, comprising the statistical areas of Parklands, Waitikiri and Queenspark, covers 4.79 km² (1.85 sq mi).^[1] It had an estimated population of 10,380 as of June 2023, with a population density of 2,167 people per km².

Before the 2023 census, the suburb had a smaller boundary, covering 4.77 km² (1.84 sq mi).^[1] Using that boundary, Parklands had a population of 10,242 at the 2018 New Zealand census, an increase of 441 people (4.5%) since the 2013 census, and an increase of 1,194 people (13.2%) since the 2006 census. There were 3,645 households, comprising 5,058 males and 5,184 females, giving a sex ratio of 0.98 males per female, with 2,238 people (21.9%) aged under 15 years, 1,827 (17.8%) aged 15 to 29, 4,854 (47.4%) aged 30 to 64, and 1,326 (12.9%) aged 65 or older.

Ethnicities were 89.7% European/Pākehā, 12.5% Māori, 3.3% Pasifika, 4.3% Asian, and 1.8% other ethnicities. People may identify with more than one ethnicity.

The percentage of people born overseas was 17.2, compared with 27.1% nationally.

Although some people chose not to answer the census's question about religious affiliation, 57.7% had no religion, 32.6% were Christian, 0.4% had Māori religious beliefs, 0.6% were Hindu, 0.3% were Muslim, 0.4% were Buddhist and 1.2% had other religions.

Of those at least 15 years old, 1,284 (16.0%) people had a bachelor's or higher degree, and 1,572 (19.6%) people had no formal qualifications. 1,494 people (18.7%) earned over $70,000 compared to 17.2% nationally. The employment status of those at least 15 was that 4,152 (51.9%) people were employed full-time, 1,329 (16.6%) were part-time, and 294 (3.7%) were unemployed.^[4]

Parkview Pārua School and Queenspark School are state coeducational full primary schools catering for years 1 to 8.^[8][9] As of February 2024, they have rolls of 358 and 469 students, respectively.^[10] Both schools were founded in 1977.^[11]