# List of Xi Sigma Pi chapters

Xi Sigma Pi is a North American honor society for forestry and related sciences. In the following list, active chapters are noted in bold and inactive chapters are noted with italics.
| Name | Chartered | Institution | Location | Status |
| Alpha | November 24, 1908 – 20xx ? | University of Washington | Seattle, WA | Inactive |
| Beta | 1916 | Michigan State University | East Lansing, MI | Active |
| Gamma | 1917 | University of Maine | Orono, ME | Active |
| Delta | 1920 | University of Minnesota | Minneapolis, MN | Active |
| Epsilon | 1920 | University of Idaho | Moscow, ID | Active |
| Zeta | 1921 | Oregon State University | Corvallis, OR | Active |
| Eta | 1924–2017 | Penn State University | State College, PA | Inactive |
| Theta | 1924 | University of California, Berkeley | Berkeley, CA | Active |
| Iota | 1927–1929 | Penn State Forest Academy/School, now part of Penn State Mont Alto | Mont Alto, PA | Inactive |
| Kappa | 1934–2019 | Purdue University | West Lafayette, IN | Inactive |
| Lambda | 1939 | Utah State University | Logan, UT | Active |
| Mu | 1940 | North Carolina State University | Raleigh, NC | Active |
| Nu | 1940 | Louisiana State University | Baton Rouge, LA | Active |
| Xi | 1941 | University of Georgia | Athens, GA | Active |
| Omicron | 1943 | Colorado State University | Ft. Collins, CO | Active |
| Pi | 1948 | University of Florida | Gainesville, FL | Active |
| Rho | 1952 | West Virginia University | Morgantown, WV | Active |
| Sigma | 1952 | Auburn University | Auburn, AL | Active |
| Tau | 1952–2017 | University of Missouri | Columbia, MO | Inactive |
| Upsilon | 1958–2017 | University of Michigan | Ann Arbor, MI | Inactive |
| Phi | 1960–202x ? | University of Montana | Missoula, MT | Inactive |
| Chi | 1962 | Virginia Tech | Blacksburg, VA | Active |
| Psi | 1962–202x ? | University of Massachusetts Amherst | Amherst, MA | Inactive |
| Omega | 1964 | Southern Illinois University | Carbondale, IL | Active |
| Alpha Alpha | 1965 | University of Illinois | Champaign-Urbana, IL | Active |
| Alpha Beta | 1965 | Clemson University | Clemson, SC | Active |
| Alpha Gamma | 1965 | Iowa State University | Ames, IA | Active |
| Alpha Delta | 1966 | Washington State University | Pullman, WA | Active |
| Alpha Epsilon | 1966 | University of New Hampshire | Durham, NH | Active |
| Alpha Zeta | 1968 | Stephen F. Austin University | Nacogdoches, TX | Active |
| Alpha Eta | 1971 | Michigan Tech | Houghton, MI | Active |
| Alpha Theta | 1971 | Mississippi State University | Starkville, MS | Active |
| Alpha Iota | | | | Unassigned |
| Alpha Kappa | 1972 | University of Tennessee | Knoxville, TN | Active |
| Alpha Lambda | 1973 | Humboldt State University | Arcata, CA | Active |
| Alpha Mu | 1973 | Oklahoma State | Stillwater, OK | Active |
| Alpha Nu | 1974–2017 | University of Wisconsin | Madison, WI | Inactive |
| Alpha Xi | 1975 | University of Wisconsin–Stevens Point | Stevens Point, WI | Active |
| Alpha Omicron | 1975 | University of Vermont | Burlington, VT | Active |
| Alpha Pi | 1975 | Northern Arizona University | Flagstaff, AZ | Active |
| Alpha Rho | 1976 | University of Kentucky | Lexington, KY | Inactive |
| Alpha Sigma | 1978–2017 | Texas A&M University | College Station, TX | Inactive |
| Alpha Tau | 1980–1996 | University of Alberta | Edmonton, AB, Canada | Inactive |
| Alpha Upsilon | 1980 | Cal Poly, San Luis Obispo | San Luis Obispo, CA | Active |
| Alpha Phi | 1993 | Louisiana Tech University | Ruston, LA | Active |
| Alpha Chi | 1997 | University of Arkansas at Monticello | Monticello, AR | Active |
| Alpha Psi | 2019 | Ohio State University | Columbus, OH | Active |