National Institute for Medical Research

Drivers Hill is a ten hectare Site of Borough Importance for Nature Conservation, Grade II, in Mill Hill in the London Borough of Barnet. It is owned by the Jehovah's Witnesses, who built their national headquarters, Watch Tower House, on the site in 1955. The house is a major printing works where 120 million Jehovah's Witnesses periodicals were printed in 2002.Drivers Hill consists of a number of fields and two small woods. The fields contain some species of flower typical of old pasture, such as crested dog's tail, oval sedge and lady's bedstraw. The larger wood, which is at the north of the site, is called Wentworth Hall Wood, and has a canopy mainly of pedunculate oak and ash. The other wood, in the south-west corner, is dominated by oak and sycamore.There is no public access, but the fields can be viewed from the end of Woodcote Avenue, and the south-west wood from Milespit Hill and Mill Hill Cemetery.

The Mount, Mill Hill International is a coeducational independent day and boarding school located in Mill Hill, North London and forms part of the Mill Hill School Foundation, close to the main Mill Hill School site. Boarding houses are shared with Mill Hill pupils, and the international pupils have full use of the Senior School’s facilities. Until July 2014, the Mount School was an independent GSA day school for girls aged 3–16. It had been founded with 10 pupils in 1925 by Mary McGregor in North Grove, Highgate Village. The number of pupils increased gradually and in 1935 it relocated to Mill Hill.In December 2013 The Mount merged with the Mill Hill School Foundation. A £4,000,000 renovation project involved the complete refurbishment of all classrooms, the re-landscaping of the grounds, the updating of the science facilities and a new IT and food technology suite.

Bittacy Hill Park is a small public park in Mill Hill in the London Borough of Barnet.It is a hilly grassed area with mature trees, a children's playground and two free tennis courts.There is access from Bittacy Hill and Brownsea Walk, and by a footpath from between 27 and 29 Bittacy Rise.

Inglis Barracks was a military installation in Mill Hill, London, NW7. It was also referred to as Mill Hill Barracks. The site has been redeveloped and now contains a variety of modern housing.

Mill Hill Substation Pastures is a fifteen-hectare Site of Metropolitan Importance for Nature Conservation in Mill Hill in the London Borough of Barnet. The reserve consists of pastures grazed by horses around Mill Hill Electricity Substation. These contain patches of unimproved herb-rich pasture on damp clay soil. Locally uncommon plants include devil's bit scabious, sneezewort, pepper-saxifrage and red bartsia. The dividing hedges appear to be very old, and Burtonhole Brook, a tributary of Folly Brook, flows through the site, adding to its diversity of habitat. The hedgerows and woodland provide a refuge for birds. The reserve is on private land, but it can be viewed from Burtonhole Lane and Partingdale Lane.

Mill Hill is a suburb in the London Borough of Barnet, England. It is situated around 10 miles (16 km) northwest of Charing Cross. It was in the historic county of Middlesex until 1965, when it became part of Greater London. Its population was 18,451 in 2011.It consists of the original Mill Hill Village; the later-developed Mill Hill Broadway (now the area's main hub); and Mill Hill East, alongside large swathes of countryside. A further area at the western edge of the suburb, The Hale, is on the borders of Mill Hill and Edgware, and is partly in each.

Mill Hill School is a 13–18 co-educational private, day and boarding school in Mill Hill, London, England that was established in 1807. It is a member of the Headmasters' and Headmistresses' Conference.

Copthall Railway Walk and Copthall Old Common is a 9-hectare (22-acre) Site of Borough Importance for Nature Conservation, Grade II, in Mill Hill in the London Borough of Barnet.Copthall Railway Walk is a section just under a mile long of the Mill Hill East to Edgware line, closed in 1964, of the Edgware, Highgate and London Railway. It starts at a bridge under Sanders Lane, near Bittacy Hill, and passes another bridge under Sanders Lane near Bittacy Rise, finishing at Page Street. Copthall Old Common is south of the central section of the Railway Walk. To the south of the common is a green lane which goes by a public footpath through allotments to the Great North Way. The reserve is mainly woodland, with some scrub and rough grassland. The woodland is dominated by sycamore, oak and silver birch. The site has a good range of common birds and the rare and declining glow worm. The Common has some fine old oaks, and bluebells in the hedge bottom.

Arrandene Open Space and Featherstone Hill is a 25 hectare Site of Metropolitan Importance for Nature Conservation in Mill Hill in the London Borough of Barnet. Arrandene Open Space is a large area of pasture divided by ancient hedgerows, and it is one of London's rare traditionally managed old hay meadows. It contains numerous uncommon plant species characteristic of unimproved grassland, such as greater bird's-foot trefoil, common knapweed and ox-eye daisy.Trees include the uncommon wild service tree, and breeding birds include spotted flycatcher, lesser whitethroat, reed bunting and skylark. Featherstone Hill is a partly wooded hill in the south west of the site. It was purchased by Hendon Council in 1929 to preserve it for public recreation at a time when the area was rapidly developing.There is free public access to the site, which has a network of public footpaths and a bridleway. There are entrances in Wise Lane, Milespit Hill and Wills Grove.

Burtonhole Lane and Pasture is a 6.5 hectare Site of Borough Importance for Nature Conservation, Grade II, between Mill Hill and Totteridge in the London Borough of Barnet. It consists of Burtonhole Lane between Partingdale Lane and Burtonhole Close, a footpath east from Burtonhole Lane towards Folly Brook, two fields south of the footpath, and a narrow belt of privately owned woodland north of the footpath. Burtonhole Brook, a tributary of Folly Brook, crosses Burtonhole Lane and the fields.Burtonhole Lane is an old green lane which is now a public footpath and bridleway. It is flanked by tall hedgerows and woodland strips, which support a good variety of shrubs and a number of stately trees, most of them oak and ash. Birds include chaffinch, goldcrest, and green woodpecker, while mammals include stoat, weasel and bank vole. Frogs breed in a wet ditch at the base of the hedgerows.The fields are old London clay grassland, dominated by Yorkshire fog with some tufted hair-grass. Damper areas and Burtonhole Brook support a much more diverse flora.

Mill Hill East is a London Underground station in Mill Hill in the London Borough of Barnet, north London. The station is the terminus and only station of a single-track branch of the Northern line from Finchley Central station and is in Travelcard Zone 4. It is the least used station on the Northern line with 0.81 million passengers in 2020.The station was opened in 1867 as part of the Great Northern Railway's line between Finsbury Park and Edgware stations. As part of London Underground's only partially completed Northern Heights plan, main line passenger services ended in 1939 and Northern line trains started serving the station in 1941.

Ellern Mede is a specialist private provider of eating disorder services in England. It runs two hospitals in North London and one in Rotherham. The hospital in Warwick Road, Barnet opened in 2017. The service takes referrals from Child and Adolescent Mental Health Services for children with anorexia.