Facilities in the square include 2 acres (8,100 m2) of garden, a children's playground, and a tennis court. The garden includes formal lawns, gravel paths, mature plane trees and other ornamental trees. Two sides of the square have borders with plants from New Zealand.
To the west is Coram's Fields, a private park, and to the east is Gray's Inn Road, a major thoroughfare for the area. Goodenough College is a postgraduate residence and educational trust on the north and south sides of the square, and operates an academic-oriented hotel on the east side.
- Karl Pearson lived at no. 40 as a child from 1866-1875.
- At number 21 there is a blue plaque for R. H. Tawney (1880 - 1962), historian. In the same doorway is a blue plaque for Sir Syed Ahmed Khan (1817-1898).
- At no. 44 there is a plaque (though not an English Heritage one) for H.D. (Hilda Doolittle 1886 - 1961), the American poet.