| County : | St. Lawrence County |
| State : | New York (NY) |
| Land Area : | 2,680.36 sq mi |
| Water Area : | 141.06 sq mi |
| Latitude : | 44.4881125 |
| Longitude : | -75.0743110 |
| Population (2010): | 111,944 |
| Population Estimate (2012) : | 112,060 |
| Population Density : | 41.76/sq mi |
| Housing Units (2012) : | 52,133 |
| Median Household Income (2012) : | $43,745 (New York : $57,683, USA : $53,046) |
| Median Family Income (2012) : | $53,862 (New York : $69,968, USA : $64,585) |
| Median House Price (2012) : | $84,100 (New York : $295,300, USA : $181,400) |
St. Lawrence County Cities / Towns
| Brasher Falls (669) | Canton Village (6,314) | Colton (345) |
| Cranberry Lake (200) | Dekalb Junction (519) | Edwards Village (439) |
| Gouverneur Village (3,949) | Hailesboro (624) | Hammond Village (280) |
| Hannawa Falls (1,042) | Hermon Village (422) | Heuvelton Village (714) |
| Madrid (757) | Massena Village (10,936) | Morristown Village (395) |
| Norfolk (1,327) | Norwood Village (1,657) | Ogdensburg City (11,128) |
| Parishville (647) | Potsdam Village (9,428) | Rensselaer Falls Village (332) |
| Richville Village (323) | Star Lake (809) | Waddington Village (972) |
| Winthrop (510) |
St. Lawrence County Zip Codes
| 12847 (605) | 12914 (1,044) | 12922 (65) |
| 12927 (224) | 12930 (634) | 12965 (516) |
| 12967 (1,223) | 12973 (187) | 12980 (1,304) |
| 12986 (6,120) | 13608 (1,719) | 13613 (2,726) |
| 13614 (357) | 13617 (11,299) | 13621 (650) |
| 13623 (49) | 13625 (1,868) | 13630 (1,525) |
| 13633 (345) | 13635 (1,092) | 13639 (243) |
| 13642 (10,088) | 13646 (2,211) | 13647 (69) |
| 13648 (2,424) | 13652 (1,815) | 13654 (2,461) |
| 13655 (3,512) | 13658 (2,357) | 13660 (1,891) |
| 13662 (16,582) | 13664 (399) | 13666 (266) |
| 13667 (3,181) | 13668 (3,329) | 13669 (16,452) |
| 13670 (430) | 13672 (602) | 13676 (16,646) |
| 13677 (93) | 13678 (211) | 13679 (1,853) |
| 13680 (1,244) | 13681 (897) | 13684 (1,131) |
| 13687 (479) | 13690 (846) | 13694 (1,507) |
| 13695 (134) | 13696 (87) | 13697 (2,281) |