Holland-Bukit Timah GRC Bukit Panjang (IPA: /ˈbʊkɪt ˌpɑːndʒɑːŋ/ BUUK-it PAHN-jahng) is a planning area and residential town located in the West Region of Singapore.

Bukit Panjang has an average elevation of 36m/118 ft.[4] The town is categorised into seven subzones, namely Jelebu, Bangkit, Fajar, Saujana, Senja, Dairy Farm, and Nature Reserve.

In 1981, S$96 million was spent on widening canals to help prevent flooding in low-lying areas such as Bukit Panjang.

There is a higher population concentration among middle-aged and older groups, with males and females both peaking at the 60-64 age range at 3.82% and 4.04% respectively.

This is higher than the national proportion of HDB dwellers (76.3%),[14] reflecting a greater prevalence of public housing in the area.

Compared to the national average of 8.79%, there is a significantly higher proportion of practising Taoists in Bukit Panjang.

[15] 30,829 residents (28.8% of the population) in Bukit Panjang have attained a university qualification, lower than the national average of 32.1%.

[15] In Bukit Panjang, the proportion of residents using English as the most frequently spoken language (45.9%) is lower than the national average of 48.3%.

[15] According to the 2020 Census of Population, 77,492 of residents aged 15 years and over in Bukit Panjang are employed, out of the 81,951 in the labour force.

[15] Among the employed residents in Bukit Panjang aged 15 years and over, most earn a gross monthly income of between S$3,000 and S$3,999, with 13.6% being in that category.

Located on Jelebu Road, the mall has been expanded twice throughout its existence to include more shops in the building.

[6] Bukit Panjang Neighbourhood 5 Park is located adjacent to the Senja-Cashew Community Club and wraps around Pang Sua Pond, a man-made floating wetland.

Bukit Panjang is served by the following MRT Stations on the Downtown MRT line which opened on 27 December 2015 and provide residents with direct train access to the Downtown Core: It is also served by the following LRT Stations which connect it to nearby Choa Chu Kang for commuters to access the North–South MRT line: The driverless and fully automated Bukit Panjang LRT line was completed on 11 June 1999 at a cost of S$285 million.

Of the SMRT buses based in Bukit Panjang, some are smaller feeder bus services that serve the various areas of the neighbourhood, while the rest are long-distance trunk services that serve as a mode of transport to other towns and to the city centre.

There is a total of 8.5 km-worth of cycling paths around Bukit Panjang to facilitate active mobility as part of the Land Transport Authority's Walk-Cycle-Ride initiative.

[32] The first batch of cycling paths was constructed along Petir Road in 2018 by the Holland-Bukit Panjang Town Council.

Bukit Panjang SMC mainly consists of the Pending, Bangkit and Fajar areas.

Senja, Segar, and Jelapang are located in Zhenghua ward of Holland-Bukit Timah GRC where its Member of Parliament is Edward Chia.

Petir, Gangsa, and Chestnut areas belong to the Cashew division of Holland-Bukit Timah GRC with its Member of Parliament being Vivian Balakrishnan.