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Interchange 21A, New York Interchange 21A is a crossing located in Albany County, NY at N42.518970° W73.790123° (WGS84/NAD83) and at an elevation of 173 ft MSL. It can be seen on the USGS 1:24K topographic map Delmar, NY. Feature Type: Crossing Latitude: N42.518970° (WGS84/NAD83 datum) Longitude: W73.790123° Elevation: 173 ft MSL County: Albany County, New York USGS 24K Map: Delmar, NY USGS 24K MRC: 42073E7 You can view this location or feature in our Topographic Map Viewer by clicking on the map views below: USGS 1:24K topographic map: Source: US Geological Survey Aerial imagery: Source: US National Map OpenStreetMap: Copyright OpenStreetMap contributors, map styling by TopoQuest OpenTopoMap: Copyright OpenStreetMap contributors, map styling by OpenTopoMap and TopoQuest FAA VFR aeronautical chart:: Source: US Federal Aviation Administration Click on a map above to begin viewing in our Map Viewer. Here are some other places of interest near Interchange 21A: Feature Name Type Latitude Longitude Distance View Map Albany Filtration Plant Locale N42.550913° W73.869014° 4.6 miles  ↑ View Map Albertus W Becker School School N42.555000° W73.805556° 2.6 miles  ↑ View Map Albrights Populated Place N42.426389° W73.816111° 6.5 miles  ↑ View Map Alfred H Smith Memorial Bridge Bridge N42.508333° W73.773889° 1.1 miles  ↑ View Map Aquetuck Populated Place N42.460637° W73.838459° 4.7 miles  ↑ View Map Aquetuck Limestone Quarry Mine N42.490556° W73.833333° 2.9 miles  ↑ View Map Aquetuck School (historical) School N42.466470° W73.863459° 5.2 miles  ↑ View Map Auto Vision Drive-In (historical) Locale N42.599444° W73.712778° 6.8 miles  ↑ View Map Baker Creek Stream N42.511470° W73.774289° 1.0 miles  ↑ View Map Barren Island Island N42.466749° W73.786234° 3.6 miles  ↑ View Map Beacon Island Island N42.603413° W73.765399° 6.0 miles  ↑ View Map Bear Island Island N42.561192° W73.755955° 3.4 miles  ↑ View Map Beaver Dam (historical) Populated Place N42.541111° W73.792222° 1.5 miles  ↑ View Map Beckers Corners Populated Place N42.548414° W73.810957° 2.3 miles  ↑ View Map Berkshire Spur Bridge Bridge N42.509314° W73.773147° 1.1 miles  ↑ View Map Beth Emeth Cemetery Cemetery N42.610423° W73.769316° 6.4 miles  ↑ View Map Bethlehem Center Populated Place N42.602024° W73.791511° 5.7 miles  ↑ View Map Bethlehem Central Senior High School School N42.612023° W73.857346° 7.3 miles  ↑ View Map Bethlehem Church Church N42.562024° W73.805123° 3.1 miles  ↑ View Map Bethlehem Community Church Church N42.604444° W73.842222° 6.5 miles  ↑ View Map Bethlehem Heights Populated Place N42.534247° W73.832624° 2.4 miles  ↑ View Map Bethlehem Lutheran Church Church N42.610278° W73.846389° 6.9 miles  ↑ View Map Binnen Kill Stream N42.506748° W73.777900° 1.0 miles  ↑ View Map Breckenridge Mobile Home Park Populated Place N42.538611° W73.807222° 1.6 miles  ↑ View Map Brookview Populated Place N42.541192° W73.719842° 3.9 miles  ↑ View Map Cabbage Island Island N42.609802° W73.764843° 6.4 miles  ↑ View Map Callanans Corners Populated Place N42.532580° W73.884570° 4.9 miles  ↑ View Map Calvary Cemetery Cemetery N42.598414° W73.795844° 5.5 miles  ↑ View Map Campbell Island Island N42.554247° W73.752343° 3.1 miles  ↑ View Map Castleton Elementary School School N42.530168° W73.746700° 2.3 miles  ↑ View Map Castleton Fire Department Building N42.529494° W73.755637° 1.9 miles  ↑ View Map Castleton On Hudson Post Office Post Office N42.528541° W73.757811° 1.8 miles  ↑ View Map Castleton on Hudson Village Hall Building N42.527452° W73.757073° 1.8 miles  ↑ View Map Castleton Public Library Building N42.527458° W73.757087° 1.8 miles  ↑ View Map Castleton Volunteer Ambulance Service Building N42.532523° W73.735594° 2.9 miles  ↑ View Map Castleton-on-Hudson Populated Place N42.518414° W73.751233° 2.0 miles  ↑ View Map Castleton-on-Hudson Airport (historical) Airport N42.509526° W73.750677° 2.1 miles  ↑ View Map Castleton-on-Hudson Bridge Bridge N42.509444° W73.773333° 1.1 miles  ↑ View Map Cedar Hill Populated Place N42.544525° W73.773455° 2.0 miles  ↑ View Map Chestnut Lawn Cemetery Cemetery N42.448405° W73.815955° 5.0 miles  ↑ View Map Clinton Heights Populated Place N42.618969° W73.734009° 7.5 miles  ↑ View Map Clinton Heights Fire Department Bruen Hose Company Station 1 Building N42.618476° W73.732664° 7.5 miles  ↑ View Map Coeymans Populated Place N42.473971° W73.792346° 3.1 miles  ↑ View Map Coeymans Bar Bar N42.433416° W73.782901° 5.9 miles  ↑ View Map Coeymans Census Designated Place Census N42.474913° W73.795616° 3.1 miles  ↑ View Map Coeymans Creek Stream N42.476193° W73.789845° 3.0 miles  ↑ View Map Coeymans Fire Company 1 Building N42.473864° W73.799071° 3.1 miles  ↑ View Map Coeymans Hollow Cemetery Cemetery N42.467158° W73.884078° 6.0 miles  ↑ View Map Community Congregational Church of Clinton Heights Church N42.617778° W73.731944° 7.4 miles  ↑ View Map Cooper Kill Stream N42.590080° W73.756788° 5.2 miles  ↑ View Map Cow Island Island N42.540359° W73.753177° 2.4 miles  ↑ View Map Cross' Farm Airport Airport N42.560041° W73.771568° 3.0 miles  ↑ View Map Deans Mill Populated Place N42.450082° W73.830958° 5.2 miles  ↑ View Map Delmar - Bethlehem EMS Building N42.554034° W73.809370° 2.6 miles  ↑ View Map Delmar Fire District: Station 2 Building N42.597142° W73.831877° 5.8 miles  ↑ View Map Delmar Full Gospel Church Church N42.609722° W73.817778° 6.4 miles  ↑ View Map Delmar Presbyterian Church Church N42.616389° W73.851111° 7.4 miles  ↑ View Map Dowers Kill Stream N42.561469° W73.809567° 3.1 miles  ↑ View Map Dwarf Orchard Park Populated Place N42.424167° W73.692778° 8.2 miles  ↑ View Map East Greenbush Populated Place N42.590913° W73.701786° 6.7 miles  ↑ View Map East Greenbush Baptist Church Church N42.589476° W73.699842° 6.7 miles  ↑ View Map East Greenbush Census Designated Place Census N42.593385° W73.702439° 6.8 miles  ↑ View Map East Greenbush Central School School N42.600358° W73.707064° 7.0 miles  ↑ View Map East Greenbush Fire Department Main Station Building N42.588519° W73.700400° 6.6 miles  ↑ View Map East Greenbush Fire Department Station 2 Building N42.594569° W73.720656° 6.3 miles  ↑ View Map East Greenbush Post Office Post Office N42.589339° W73.698447° 6.7 miles  ↑ View Map East Greenbush Station Locale N42.583969° W73.734565° 5.3 miles  ↑ View Map Elm Avenue Town Park Park N42.596667° W73.841389° 6.0 miles  ↑ View Map Elmwood Cemetery Cemetery N42.569167° W73.803175° 3.5 miles  ↑ View Map Emmanuel Reformed Church Church N42.524722° W73.715556° 3.8 miles  ↑ View Map Feura Bush Populated Place N42.577857° W73.878736° 6.1 miles  ↑ View Map Feuri Spruyt Stream N42.521469° W73.821513° 1.6 miles  ↑ View Map First Church of Christ Church N42.616944° W73.848333° 7.4 miles  ↑ View Map First United Methodist Church Church N42.586944° W73.713056° 6.1 miles  ↑ View Map Frothingham Lake Lake N42.569049° W73.760791° 3.8 miles  ↑ View Map Gem Farms Locale N42.512500° W73.703889° 4.4 miles  ↑ View Map Glenmont Populated Place N42.604802° W73.769566° 6.0 miles  ↑ View Map Glenmont Center Square Shopping Center Locale N42.602222° W73.792778° 5.8 miles  ↑ View Map Glenmont Elementary School School N42.606944° W73.788333° 6.1 miles  ↑ View Map Glenmont Farms Locale N42.617778° W73.767222° 6.9 miles  ↑ View Map Glenmont Post Office Post Office N42.601305° W73.795435° 5.7 miles  ↑ View Map Goold Orchards Locale N42.539167° W73.708333° 4.4 miles  ↑ View Map Goose Pond Christmas Tree Farm Locale N42.478333° W73.727500° 4.2 miles  ↑ View Map Grandview Hill Summit N42.600080° W73.731509° 6.3 miles  ↑ View Map Greenbush Cemetery Cemetery N42.613803° W73.731108° 7.2 miles  ↑ View Map Greenbush Reformed Church Church N42.588333° W73.700000° 6.6 miles  ↑ View Map Grove Cemetery Cemetery N42.467597° W73.794539° 3.6 miles  ↑ View Map Hamagrael Elementary School School N42.607222° W73.825556° 6.4 miles  ↑ View Map Hampton Park Populated Place N42.616191° W73.720120° 7.6 miles  ↑ View Map Hannacrois Creek Stream N42.462860° W73.785123° 3.9 miles  ↑ View Map Hannacroix Populated Place N42.428972° W73.809291° 6.3 miles  ↑ View Map Hanson Trailer Park Populated Place N42.438611° W73.715278° 6.7 miles  ↑ View Map Harrier Fields Farm Locale N42.467222° W73.726944° 4.8 miles  ↑ View Map Hell Gate Stream N42.477859° W73.772623° 3.0 miles  ↑ View Map Holy Spirit Church Church N42.590556° W73.700833° 6.7 miles  ↑ View Map Holy Spirit Lutheran Cemetery Cemetery N42.600905° W73.797347° 5.7 miles  ↑ View Map Holy Spirit School School N42.590854° W73.700133° 6.8 miles  ↑ View Map Houcks Corners Populated Place N42.595635° W73.834568° 5.8 miles  ↑ View Map Houghtaling Island Island N42.444805° W73.778179° 5.2 miles  ↑ View Map Howard L Goff School School N42.589430° W73.712442° 6.3 miles  ↑ View Map Interchange 21A Crossing N42.518970° W73.790123° 0.0 miles View Map Interchange 22 Crossing N42.533692° W73.784011° 1.1 miles  ↑ View Map Island Creek Stream N42.598969° W73.762343° 5.7 miles  ↑ View Map Jericho Bridge Bridge N42.560358° W73.843735° 4.0 miles  ↑ View Map Jericho Drive-In Locale N42.574722° W73.806111° 3.9 miles  ↑ View Map Kimmey Cemetery Cemetery N42.580138° W73.819525° 4.5 miles  ↑ View Map Little Shodack Island Island N42.483970° W73.771789° 2.6 miles  ↑ View Map Love Lutheran Church Church N42.581389° W73.700278° 6.3 miles  ↑ View Map Lower Schodack Island Island N42.482859° W73.779289° 2.6 miles  ↑ View Map Majestic Tree Farm Locale N42.530278° W73.821389° 1.8 miles  ↑ View Map Mallorys Corners Locale N42.565358° W73.824846° 3.7 miles  ↑ View Map Maple Hill High School School N42.523406° W73.712029° 4.0 miles  ↑ View Map Maple Hill Middle School School N42.521000° W73.708980° 4.1 miles  ↑ View Map Matthew Point Cape N42.430916° W73.783735° 6.1 miles  ↑ View Map Meadow Falls Falls N42.432582° W73.835959° 6.4 miles  ↑ View Map Meilaks Mobile Home Court Populated Place N42.522500° W73.805000° 0.8 miles  ↑ View Map Meyers Corners Locale N42.574247° W73.804845° 3.9 miles  ↑ View Map Moordener Kill Stream N42.543414° W73.754010° 2.5 miles  ↑ View Map Mosher Bridge Bridge N42.542580° W73.816790° 2.1 miles  ↑ View Map Mosher Brook Stream N42.511469° W73.818179° 1.5 miles  ↑ View Map Mount Pleasant Cemetery Cemetery N42.532309° W73.851325° 3.2 miles  ↑ View Map Muitzes Kill Populated Place N42.476748° W73.730954° 4.2 miles  ↑ View Map Muitzes Kill Stream N42.514803° W73.763733° 1.4 miles  ↑ View Map Mull Cemetery Cemetery N42.504672° W73.782149° 1.1 miles  ↑ View Map Mull Dike Post Light Building N42.433333° W73.783333° 5.9 miles  ↑ View Map Mull Island Island N42.470637° W73.781512° 3.4 miles  ↑ View Map Mull Plaat (historical) Plain N42.489248° W73.781789° 2.1 miles  ↑ View Map New Baltimore Populated Place N42.446193° W73.788457° 5.0 miles  ↑ View Map New Baltimore Fire District Cornell Hook and Ladder Company Building N42.445136° W73.795493° 5.1 miles  ↑ View Map New Baltimore Fire District Cornell Hook and Ladder Company Building N42.419761° W73.829024° 7.1 miles  ↑ View Map New Baltimore Post Office Post Office N42.446406° W73.789961° 5.0 miles  ↑ View Map New Baltimore Rest Area Locale N42.427986° W73.805601° 6.3 miles  ↑ View Map New Baltimore Town Hall Building N42.423581° W73.829831° 6.9 miles  ↑ View Map New Baltimore Town Sewer Treatment Plant Locale N42.456414° W73.787543° 4.3 miles  ↑ View Map New Life Assembly of God Church N42.584665° W73.725637° 5.6 miles  ↑ View Map New York State Police-Troop T Heliport Airport N42.616746° W73.782344° 6.8 miles  ↑ View Map Onesquethaw Creek Stream N42.538413° W73.827902° 2.3 miles  ↑ View Map Onesquethaw Volunteer Fire Company Station 2 Feura Bush Building N42.577567° W73.884344° 6.3 miles  ↑ View Map Our Lady Help of Christians Cemetery Cemetery N42.601737° W73.780951° 5.7 miles  ↑ View Map Paarda Hook Cape N42.554525° W73.756788° 3.0 miles  ↑ View Map Papscanee Creek Stream N42.542859° W73.754844° 2.4 miles  ↑ View Map Papscanee Island Flat N42.597580° W73.755121° 5.7 miles  ↑ View Map Phillipin Kill Stream N42.568969° W73.834290° 4.1 miles  ↑ View Map Pieter B Coeymans School School N42.475000° W73.800278° 3.1 miles  ↑ View Map Pine Ridge Estates Populated Place N42.516389° W73.815556° 1.3 miles  ↑ View Map Pixtaway Island Island N42.566747° W73.743454° 4.1 miles  ↑ View Map Poolsburg Populated Place N42.436749° W73.771234° 5.8 miles  ↑ View Map Poplar Island Island N42.533414° W73.763455° 1.7 miles  ↑ View Map Popular Island Island N42.533970° W73.761788° 1.8 miles  ↑ View Map Prospect Heights Populated Place N42.617302° W73.739565° 7.3 miles  ↑ View Map Ravena Populated Place N42.468415° W73.816235° 3.7 miles  ↑ View Map Ravena Fire Department Hose Company Building N42.471683° W73.810515° 3.4 miles  ↑ View Map Ravena Middle School School N42.496200° W73.822072° 2.3 miles  ↑ View Map Ravena Rescue Squad Building N42.470717° W73.810477° 3.5 miles  ↑ View Map Ravena Senior High School School N42.497222° W73.822222° 2.2 miles  ↑ View Map Requea Cemetery Cemetery N42.459540° W73.789343° 4.1 miles  ↑ View Map Resurrection Nursing Home Building N42.537225° W73.750567° 2.4 miles  ↑ View Map Rivers Mobile Home Park Populated Place N42.511389° W73.725000° 3.4 miles  ↑ View Map Roah Hook Populated Place N42.483970° W73.789290° 2.4 miles  ↑ View Map Rocky Store School (historical) School N42.423694° W73.829847° 6.9 miles  ↑ View Map Sacred Heart Catholic Church Church N42.526667° W73.755556° 1.8 miles  ↑ View Map Saint David's Episcopal Church Church N42.578611° W73.706667° 5.9 miles  ↑ View Map Saint Matthew Cemetery Cemetery N42.599421° W73.788504° 5.6 miles  ↑ View Map Saint Patrick Cemetery Cemetery N42.468093° W73.793204° 3.5 miles  ↑ View Map Saint Paul's United Methodist Church Church N42.526111° W73.721111° 3.5 miles  ↑ View Map Schermerhorn Island Island N42.521470° W73.767622° 1.2 miles  ↑ View Map Schodack Creek Stream N42.423139° W73.777346° 6.7 miles  ↑ View Map Schodack Landing Populated Place N42.479526° W73.769567° 2.9 miles  ↑ View Map Schodack Landing Post Office Post Office N42.480670° W73.769781° 2.8 miles  ↑ View Map Schodack Landing Reformed Church Church N42.480278° W73.769722° 2.9 miles  ↑ View Map Schodack Landing Volunteer Fire Company Building N42.480697° W73.767775° 2.9 miles  ↑ View Map School Number 1 (historical) School N42.553136° W73.769566° 2.6 miles  ↑ View Map School Number 11 (historical) School N42.497222° W73.870833° 4.4 miles  ↑ View Map School Number 12 (historical) School N42.436111° W73.885278° 7.5 miles  ↑ View Map School Number 2 (historical) School N42.506944° W73.787222° 0.8 miles  ↑ View Map School Number 2 (historical) School N42.530833° W73.806944° 1.2 miles  ↑ View Map School Number 4 (historical) School N42.561746° W73.837902° 3.8 miles  ↑ View Map School Number 4 (historical) School N42.495278° W73.825000° 2.4 miles  ↑ View Map School Number 5 (historical) School N42.567500° W73.805556° 3.4 miles  ↑ View Map School Number 6 (historical) School N42.582500° W73.766667° 4.5 miles  ↑ View Map School Number 6 (historical) School N42.468333° W73.770556° 3.6 miles  ↑ View Map School Number 7 (historical) School N42.426944° W73.863889° 7.4 miles  ↑ View Map School Number 8 (historical) School N42.597500° W73.828889° 5.8 miles  ↑ View Map School Number 8 (historical) School N42.470000° W73.830833° 4.0 miles  ↑ View Map School Number 9 (historical) School N42.439444° W73.811389° 5.6 miles  ↑ View Map Selkirk Populated Place N42.532303° W73.798456° 1.0 miles  ↑ View Map Selkirk Fire Company 2 Building N42.600467° W73.788138° 5.6 miles  ↑ View Map Selkirk Fire Company 3 Building N42.531940° W73.842154° 2.8 miles  ↑ View Map Selkirk Fire Department Building N42.531398° W73.795157° 0.9 miles  ↑ View Map Selkirk Yards (historical) Locale N42.546469° W73.822901° 2.5 miles  ↑ View Map Seventh Day Adventist Church Church N42.458070° W73.695425° 6.4 miles  ↑ View Map Shad Island Island N42.512303° W73.775400° 0.9 miles  ↑ View Map Shady Harbor Marina Locale N42.451219° W73.786880° 4.7 miles  ↑ View Map Sherwood Park Populated Place N42.604802° W73.717620° 7.0 miles  ↑ View Map Sleigh Bell Farm Locale N42.595833° W73.861111° 6.4 miles  ↑ View Map South Albany Populated Place N42.551469° W73.845680° 3.6 miles  ↑ View Map South Albany Airport Airport N42.562409° W73.835553° 3.8 miles  ↑ View Map South Bethlehem Populated Place N42.531747° W73.847347° 3.0 miles  ↑ View Map South Bethlehem Limestone Quarry Mine N42.520000° W73.857778° 3.4 miles  ↑ View Map South Schodack Populated Place N42.512581° W73.705675° 4.3 miles  ↑ View Map Spawn Hollow Populated Place N42.539524° W73.866792° 4.2 miles  ↑ View Map Staats Point Cape N42.572025° W73.750121° 4.2 miles  ↑ View Map Stanton Hill Summit N42.441471° W73.880405° 7.1 miles  ↑ View Map Stanton Hill Cemetery Cemetery N42.431468° W73.873106° 7.4 miles  ↑ View Map Stones Mobile Manor Populated Place N42.461111° W73.694444° 6.3 miles  ↑ View Map Stony Point Populated Place N42.551192° W73.746788° 3.1 miles  ↑ View Map Swartz Orchard Locale N42.500833° W73.690833° 5.2 miles  ↑ View Map Teller Crossing Crossing N42.611667° W73.748333° 6.7 miles  ↑ View Map Teller Hill Summit N42.607024° W73.734565° 6.7 miles  ↑ View Map Town of Bethlehem Civil N42.585623° W73.821905° 4.9 miles  ↑ View Map Town of Coeymans Civil N42.493584° W73.883474° 5.1 miles  ↑ View Map Town of East Greenbush Civil N42.612215° W73.696924° 8.0 miles  ↑ View Map Town of New Baltimore Civil N42.418976° W73.858755° 7.7 miles  ↑ View Map Town Square Shopping Center Locale N42.601667° W73.789444° 5.7 miles  ↑ View Map Trinity Lutheran Church Church N42.528333° W73.749722° 2.2 miles  ↑ View Map Unionville Populated Place N42.601190° W73.887903° 7.6 miles  ↑ View Map Upper Schodack Island Flat N42.502303° W73.771233° 1.5 miles  ↑ View Map Upper Shodack Island Island N42.502222° W73.771667° 1.5 miles  ↑ View Map Van Hoesen Station Locale N42.511748° W73.702620° 4.5 miles  ↑ View Map Van Wies Point Cape N42.581747° W73.755677° 4.7 miles  ↑ View Map Van Zandt Cemetery Cemetery N42.443602° W73.786940° 5.2 miles  ↑ View Map Vandenburgh Hill Summit N42.553136° W73.734009° 3.7 miles  ↑ View Map Vierda Kill Stream N42.561747° W73.743732° 3.8 miles  ↑ View Map Village of Castleton-on-Hudson Civil N42.533189° W73.749103° 2.3 miles  ↑ View Map Village of Ravena Civil N42.475591° W73.811312° 3.2 miles  ↑ View Map Vlockie Kill Stream N42.514525° W73.759288° 1.6 miles  ↑ View Map Vloman Kill Stream N42.542303° W73.759566° 2.2 miles  ↑ View Map Waldron Cemetery Cemetery N42.498942° W73.824362° 2.2 miles  ↑ View Map Wemple Populated Place N42.574247° W73.775677° 3.9 miles  ↑ View Map WQBK-AM (Rensselaer) Tower N42.589802° W73.743176° 5.4 miles  ↑ View Map WQBK-FM (Rensselaer) Tower N42.585080° W73.774288° 4.6 miles  ↑ View Map WRAV-FM (Ravena) Tower N42.546191° W73.808179° 2.1 miles  ↑ View Map WRAV-FM (Ravena) Tower N42.556469° W73.867625° 4.7 miles  ↑ View Map WROW-AM (Albany) Tower N42.573691° W73.786233° 3.8 miles  ↑ View Map Yonder Fruit Farms Locale N42.432500° W73.695556° 7.7 miles  ↑ View Map Note: Coordinates in the location and feature list above are referenced to NAD83 datum.

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