Name Acronym Date Type* Location Association
(*G–Governmental; I–Institutional; Pr–Private; Pu–Public; S–School & U–University)
| Cambridge Observatory | see Institute of Astronomy [IoA] | ||||
| Caradon Observatory | CaOL | 2010s- | Pr | Cornwall | |
| Cardiff City Observatory | CaCO | 1906-1979 | I | Glamorgan | Bruce, Conybeare; Evans, Franklen |
| Carrington’s Churt Observatory | COC | 1870-1876 | Pr | Surrey | Carrington, Richard |
| Carrington’s Redhill Observatory | COR | 1852-1861 | Pr | Surrey | Carrington, Richard; Simmonds, George Hervey |
| Castle Hill Observatory | CHOA | 1781-1792 | U | Aberdeenshire | Copland, Patrick; Marischal College |
| Cecil Duncombe Observatory | CDO | 1905-1936 | I/U | Yorkshire – West Riding | University of Leeds; Duncombe, Cecil; Leeds Astronomical Society |
| Chambers’s Observatory | ChOE | 1873-1900 | Pr | Sussex | Chambers, George F. |
| Chatham Observatory | ChO | 1841-1850s | I | Kent | Denison, William; Royal Engineers |
| Cheltenham Ladies’ College Observatory | CLCO | 1897-? | S | Gloucestershire | Beale, Doreatha |
| Chesterfield Barnett Observatory | CBO | 1960- | I | Derbyshire | Chesterfield Astronomical Society |
| Chiltern Observatory | COA | (1991- | I | Buckinghamshire | Wycombe Astronomical Society |
| Christ’s College Observatory | CCOC | 1760-1780 | U | Cambridgeshire | Shepherd, Anthony; Christ’s College, Cambridge |
| City Observatory | NCOE | 1818-2009 | I | Midlothian | Henderson, Thomas; Smyth, Charles, Piazzi; Wallace, Alexander; Astronomical Society of Edinburgh |
| City Wall Observatory | CWO | 1740-1760 | U | Oxfordshire | Bliss, Nathaniel |
| Clacton and District Astronomical Association Observatory | CDAAO | 1974-1997 | I | Essex | Clacton and District Astronomical Association |
| Clanfield Observatory | COCH | 1960- | I | Hampshire | Hampshire Astronomical Group |
| Clare Hippisley’s Observatory | CHOB | c.1885-1918 | Pr | Somerset | Hippisley, Clare |
| Close House Observatory | see Espin Observatory [EO] | ||||
| Coats Observatory | CO | 1884- | I | Renfrewshire | Paisley Philosophical Institution; Renfrewshire Astronomical Society (RenAS) |
| Cockfield Tower Observatory | CTO | 1767-1773 | Pr | Suffolk | Ludham, William |
| Cody Astronomical Society Observatory | CASO | 1966- | I | Hampshire | Cody Astronomical Society |
| Colney Lane Observatory | CLO | c.1976-c.1994 | I | Norfolk | Norwich Astronomical Society |
| Coleshill Hall Observatory | CHOC | c. 1972-1987 | I | Warwickshire | Chelmsley Astronomical Society; Heart of England Astronomical Society |
| Coleman’s Observatory | ColO | 1893-1911 | Pr | Kent | Coleman, William |
| Colin Hunt Observatory | CHOW | 1960s- | I | Buckinghamshire | Aylesbury Astronomical Society (AylAS); Saw, Douglas |
| Collingwood’s Observatory | see Lilburn Observatory | ||||
| Collinson’s Observatory | CoO | 1980s-1990 | Pr | Suffolk | Collinson, Edward Howard |
| Common’s Ealing Observatory | COE | 1876-1903 | Pr | Middlesex | Common, Andrew A. |
| Cooper’s Observatory | see Markree Observatory [MaO] | ||||
| Cork Observatory | see Crawford Observatory [CrO] | ||||
| Corpus Christi College Observatory | CCCO | 1763-1773 | U | Oxfordshire | Hornsby, Thomas |
| Count de Brühl’s Observatory | CdBO | 1790-1815 | Pr | Middlesex | Count de Brühl |
| Crawford Observatory | CrO | 1879- | U | Cork | Grubb, Howard; Queen’s College, Cork |
| Crayford Manor House Astronomical Society Observatory | See Dick Chambers Observatory [DCOSH] | ||||
| See Wilkins Memorial Observatory [WMO] | |||||
| Cromwell Tower Observatory | CTOA | 1804- | U | Aberdeenshire | King College, Aberdeen; Aberdeen University; Gill, Sir David; |
| Curtis’s observatory | CuO | 1980s-1990s | Pr | Anglesey | Curtis, Philip |
| Cygnus Observatory | COW | 2002- | I/Pu | Durham | Sunderland Astronomical Society |
| Dall Observatory | See Luton Astronomical Society Observatory [LASO] | ||||
| Dall’s Observatory | DOB | 1937-1987 | Pr | Bedfordshire | Dall, Horace |
| Darmona Observatory | see Wilson’s Observatory [WiO] | ||||
| Davenham Bank Observatory | DBO | 1887-1904/5 | Pr | Worcestershire | Perrins, James Dyson |
| Dawes’s Observatory | see Dawes’s Cranbrook Observatory [DCO] | ||||
| see Dawes’s Hopefield Observatory [DHO] | |||||
| see Dawes’s Ormskirk Observatory [DOO] | |||||
| see Dawes’s Wateringbury Observatory [DWO] | |||||
| Dawes’s Cranbrook Observatory | DCO | 1844-1850 | Pr | Kent | Dawes, William Rutter |
| Dawes’s Hopefield Observatory | DHO | 1857-1868 | Pr | Buckinghamshire | Dawes, William Rutter |
| Dawes’s Ormskirk Observatory | DOO | 1831-1839 | Pr | Lancashire | Dawes, William Rutter |
| Dawes’s Wateringbury Observatory | DWO | 1850-1857 | Pr | Kent | Dawes, William Rutter |
| De la Rue’s Cranford Observatory | LRCO | 1857-1873 | Pr | Middlesex | De la Rue, Warren |
| De la Rue’s observatory | DROC | 1849-1857 | Pr | County of London | De la Rue, Warren |
| Deepdale Observatory | see Preston Municipal Observatory [PMO] | ||||
| Dell’s Observatory | DOA | 1851-? | Pr | Buckinghamshire | Dell, Thomas |
| Dick Chambers Observatory | DCOSH | 2012- | I | Kent | Crayford Manor House Astronomical Society; Chambers, Richard |
| Doberck’s Kowloon Observatory | KOS | 1908-1931 | Pr | Surrey | Doberck, William |
| Downside School Observatory | DSO | 1859-1867 | S | Somerset | Downside School |
| Drew’s Observatory | DOS | 1847-1857 | Pr | Hampshire | Drew, John |
| Drummonds Observatory | DOP | 2015- | I | Northamptonshire | Northampton Natural History Society |
| Dunecht Observatory | DuO | 1872-1888 | Pr | Aberdeenshire | Lindsay, James Ludovic |
| Dun Echt Observatory | see Dunecht Observatory [DuO] | ||||
| Dunsink Observatory | DO | 1785- | U | Dublin | Ball, Sir Robert Stawell; Robinson, Thomas Romney; University of Dublin |
| Durham University Observatory | DUO | 1842- | U | Durham | Chevalier, Temple; University of University of Durham |
| Durlston Astronomy centre | DAC | 2011- | I | Dorset | Durlston County Park |
| Eddington Lodge Observatory | ELO | 2010s- | Pr | Cornwall | |
| Edinburgh Observatory | see City Observatory [NCOE] | ||||
| Elchies Observatory | ElO | 1852-1865 | Pr | Morayshire | Grant, James William |
| Ellis’s Observatory | EOE | 1852-1858 | Pr | Devon | Messrs Ellis and Son |
| Essam’s Observatory | EOBL | c.1890-1907 | Pr | Lincolnshire | Essam, Edward Iszatt |
| Espin Observatory | EO | 1960-2000 | U | Northumberland | Espin, Thomas Henry Espinall Compton; Newcastle University |
| Espin’s Wolsingham Observatory | see Wolsingham Observatory [WoO] | ||||
| Evan’s Froxfield Observatory | EFO | 1788-1799 | Pr | Wiltshire | Evans, Lewis |
| Evans’s observatory | EOW | 1799-1820 | I | County of London | Evans, Lewis; Royal Arsenal, Woolwich |
| Evans’s Observatory | WDO | c.1913 | Pr | Anglesey | Evans, David |
| Evans’s Observatory | DEO | c.1900-1910 | Pr | Carmarthenshire | Evans, William |
| Evershed’s Observatory | EOG | 1925-1950 | Pr | Surrey | Evershed, John |
| Exeter Astronomical Society Observatory | EASO | 1971-1979 (?) | I | Devon | Exeter Astronomical Society (ExAS) |
| Exeter University Observatory | EUO | 2000s- | U | Devon | University of Exeter |
| Failand Observatory | FOF | ? | I | Somerset | Bristol Astronomical Society |
| Ferndene Observatory | see Newall’s Observatory [NO] | ||||
| Fernley Observatory | FeO | 1901- | I | Lancashire | Baxendell, Joseph; Southport Scientific Society; Fernley, John; Southport Astronomical Society (SouthpAs) |
| Finsbury Square Academy Observatory | FSAO | c.1800s-1820s | S | County of London | Kelly, Patrick |
| Flamsteed Observatory | FO | 1982- | I | Derbyshire | Derby and District Astronomical Society |
| Fletcher’s Observatory | FlO | 1848-1879 | Pr | Cumberland | Fletcher, Isaac |
| Fletcher’s Tarn Bank Observatory | see Fletcher’s Observatory [FlO] | ||||
| Forester’s Observatory | FOW | 1889-1909 | Pr | Shropshire | Bush, T.W. |
| Four Marks Observatory | see Worthington’s Observatory [WOFM] | ||||
| Freeman’s Observatory | FOM | 1888-1898 | Pr | Kent | Freeman, Alexander |
| Furness Astronomical Society Observatory | FASO | 1975- | I | Lancashire | Furness Astronomical Society; Furness and South Lakeland Astronomical Society |