DISTRICT TYPE GROUPINGS -- 1990 CENSUS
One of the aggregation groupings used in this report was District Type. The combined district types were: New York City, Other Big 4 Cities, Small Cities (Upstate and Downstate), Suburbs (Upstate and Downstate), and Other. Districts were classified as belonging to a specific type, as shown below.
Downstate Small Cities
| Glen Cove | Long Beach | Mount Vernon | New Rochelle |
| Peekskill | Rye | White Plains |
Downstate Suburbs
(Non-City Districts in the Counties of):
| Nassau | Suffolk | Putnam | Rockland | Westchester |
Big-5 Cities
| Buffalo | Rochester | New York City | Syracuse | Yonkers |
Upstate Small Cities
| Albany | Norwich | Batavia | Utica | Troy |
| Cohoes | Plattsburgh | Little Falls | Canandaigua | Ogdensburg |
| Watervliet | Hudson | Watertown | Geneva | Mechanicville |
| Binghamton | Cortland | Oneida | Middletown | Saratoga Spring |
| Olean | Beacon | Amsterdam | Newburgh | Schenectady |
| Salamanca | Poughkeepsie | Lockport | Port Jervis | Corning |
| Auburn | Lackawanna | Niagara Falls | Fulton | Hornell |
| Dunkirk | Tonawanda | N. Tonawanda | Oswego | Ithaca |
| Jamestown | Gloversville | Rome | Oneonta | Kingston |
| Elmira | Johnstown | Sherrill | Rensselaer | Glens Falls |
Upstate Suburbs Counties
(Non-City Districts in the Counties of):
| Albany | Genesee | Oneida | Saratoga |
| Broome | Herkimer | Onondaga | Schenectady |
| Cayuga | Livingston | Ontario | Schoharie |
| Chautauqua | Madison | Orange | Tioga |
| Chemung | Monroe | Orleans | Warren |
| Dutchess | Montgomery | Oswego | Washington |
| Erie | Niagara | Rensselaer | Wayne |
Other
(Non-City Districts in the Counties of):
| Allegany | Cortland | Greene | St. Lawrence | Tompkins |
| Cattaraugus | Delaware | Hamilton | Schuyler | Ulster |
| Chenango | Essex | Jefferson | Seneca | Wyoming |
| Clinton | Franklin | Lewis | Steuben | Yates |
| Columbia | Fulton | Otsego | Sullivan |