[United States Senate Manual, 106th Congress]
[S. Doc. 106-1]
[Statistical Data]
[Pages 1127-1129]
[From the U.S. Government Publishing Office, www.gpo.gov]


[[Page 1127]]

                                        [971]
 
                                            STATES ADMITTED INTO THE UNION SINCE ADOPTION OF THE CONSTITUTION
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                                                   Population at                     Estimated      Area in
             State                   Date of          time of       Population,     population,     square                     Formation
                                    admission        admission      1990 census    July 1, 1998      miles
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Vermont.......................  Mar. 4, 1791....          85,539         562,758         590,883       9,614  Formed from a portion of the territory of
                                                                                                               the State of New York.
Kentucky......................  June 1, 1792....          73,677       3,686,891       3,936,499      40,410  Formed from a portion of the territory of
                                                                                                               the State of Virginia.
Tennessee.....................  June 1, 1796....          77,262       4,877,203       5,430,621      42,144  Formed from territory ceded to the United
                                                                                                               States by North Carolina. Seceded June 8,
                                                                                                               1861. Readmitted to representation by
                                                                                                               joint resolution of July 24, 1866.
Ohio..........................  Mar. 1, 1803\1\.          41,915      10,847,115      11,209,493      41,330  Formed from territory ceded to the United
                                                                                                               States by the State of Virginia.
Louisiana.....................  Apr. 30, 1812...          76,556       4,220,164       4,368,967      47,752  Formed from territory ceded to the United
                                                                                                               States by France under the treaty of
                                                                                                               Paris of Apr. 30, 1803. Seceded Jan. 26,
                                                                                                               1861. Readmitted to representation upon
                                                                                                               ratifying the fourteenth amendment, July
                                                                                                               9, 1868.
Indiana.......................  Dec. 11, 1816...          63,897       5,544,159       5,899,195      36,185  Formed from territory ceded to the United
                                                                                                               States by the State of Virginia.
Mississippi...................  Dec. 10, 1817...          75,512       2,575,475       2,752,092      47,689  Formed from territory ceded to the United
                                                                                                               States by the States of Georgia and South
                                                                                                               Carolina. Seceded Jan. 9, 1861.
                                                                                                               Readmitted to representation by act of
                                                                                                               Feb. 23, 1870.
Illinois......................  Dec. 3, 1818....          34,620      11,430,602      12,045,326      56,345  Formed from territory ceded to the United
                                                                                                               States by the State of Virginia.
Alabama.......................  Dec. 14, 1819...         144,317       4,040,389       4,351,999      51,705  Formed from territory ceded to the United
                                                                                                               States by the States of South Carolina
                                                                                                               and Georgia. Seceded Jan. 11, 1861.
                                                                                                               Readmitted to representation upon
                                                                                                               ratifying the fourteenth amendment, July
                                                                                                               13, 1868.
Maine.........................  Mar. 15, 1820...         298,335       1,227,928       1,244,250      33,265  Formed from a portion of the territory of
                                                                                                               the State of Massachusetts.
Missouri......................  Aug. 10, 1821...          66,586       5,116,901       5,438,559      69,697  Formed from a portion of the territory
                                                                                                               ceded to the United States by France,
                                                                                                               under the name of ``Louisiana,'' by the
                                                                                                               treaty of Paris of 1803.
Arkansas......................  June 15, 1836...          52,240       2,350,624       2,538,303      53,187  Formed from a portion of the territory
                                                                                                               ceded to the United States by France,
                                                                                                               under the name of ``Louisiana,'' by the
                                                                                                               treaty of Paris of 1803. Seceded May 6,
                                                                                                               1861. Readmitted to representation upon
                                                                                                               ratifying the fourteenth amendment, June
                                                                                                               22, 1868.
Michigan......................  Jan. 26, 1837...        *200,000       9,295,277       9,817,242      58,527  Formedfrom territory ceded to the United
                                                                                                               States by the State of Virginia.
Florida.......................  Mar. 3, 1845....          54,477      12,938,071      14,915,980      58,664  Formed from territory ceded to the United
                                                                                                               States by Spain by treaty of Washington
                                                                                                               of Feb. 22, 1819. Seceded Jan. 11, 1861.
                                                                                                               Readmitted to representation upon
                                                                                                               ratifying the fourteenth amendment, June
                                                                                                               25, 1868.
Texas.........................  Dec. 29, 1845...        *250,000      16,986,335      19,759,614     266,807  This State was originally a part of the
                                                                                                               Republic of Mexico, but by a successful
                                                                                                               revolt the people established for
                                                                                                               themselves an independent republican
                                                                                                               government, and were subsequently annexed
                                                                                                               to the United States. Seceded Feb. 1,
                                                                                                               1861. Readmitted to representation by the
                                                                                                               act of Mar. 30, 1870.
Iowa..........................  Dec. 28, 1846...          81,920       2,776,831       2,862,447      56,275  Formed from a portion of the Territory of
                                                                                                               Wisconsin, as the ``Territory of Iowa,''
                                                                                                               June 12, 1838.
Wisconsin.....................  May 29, 1848....         210,596       4,891,769       5,223,500      56,153  Formed from a portion of the territory of
                                                                                                               the State of Michigan, as the ``Territory
                                                                                                               of Wisconsin,'' Apr. 20, 1836.

[[Page 1128]]


California....................  Sept. 9, 1850...         107,000      29,758,213      32,666,550     158,706  Formed from territory ceded to the United
                                                                                                               States by Mexico by the Treaty of
                                                                                                               Guadalupe Hidalgo of Feb. 2, 1848.
Minnesota.....................  May 11, 1858....         150,042       4,375,665       4,725,419      84,402  Formed from a portion of the territory
                                                                                                               ceded to the United States by France by
                                                                                                               the treaty of Apr. 30, 1803.
Oregon........................  Feb. 14, 1859...          52,465       2,842,337       3,281,974      97,073  Formed from territory ceded to the United
                                                                                                               States by the treaty with France of Apr.
                                                                                                               30, 1803, the treaty with Spain of Feb.
                                                                                                               22, 1819, and the treaty with Great
                                                                                                               Britain of June 15, 1846.
Kansas........................  Jan. 29, 1861...         107,206       2,477,588       2,629,067      82,277  Formed from territory ceded to the United
                                                                                                               States by France by the treaty of Apr.
                                                                                                               30, 1803, and by the State of Texas, in
                                                                                                               the settlement of her boundaries, in
                                                                                                               1850.
West Virginia.................  June 20, 1863...         376,683       1,793,477       1,811,156      24,232  Formed from a portion of the territory of
                                                                                                               the State of Virginia.
Nevada........................  Oct. 31, 1864...         *40,000       1,201,675       1,746,898     110,561  Formed from a portion of the territory
                                                                                                               ceded to the United States by Mexico by
                                                                                                               the Treaty of Guadalupe Hidalgo of Feb.
                                                                                                               2, 1848.
Nebraska......................  Mar. 1, 1867....         *60,000       1,578,417       1,662,719      77,355  Formed from a petition of the territory
                                                                                                               ceded to the United States by France by
                                                                                                               the treaty of Apr. 30, 1803.
Colorado......................  Aug. 1, 1876....        *150,000       3,294,473       3,970,971     104,091  Formed from portions of the territory
                                                                                                               ceded to the United States by France by
                                                                                                               the treaty of Apr. 30, 1803 and of that
                                                                                                               ceded by Mexico by the Treaty of
                                                                                                               Guadalupe Hidalgo of Feb. 2, 1848.
South Dakota..................  Nov. 2, 1889....        *460,000         696,004         738,171      77,116  Formed from a portion of the territory
                                                                                                               ceded to the United States by France by
                                                                                                               treaty of Apr. 30, 1803.
North Dakota..................  Nov. 2, 1889....                         638,800         638,244      70,702      Do.
Montana.......................  Nov. 8, 1889....        *112,000         799,065         880,453     147,046      Do.
Washington....................  Nov. 11, 1889...        *273,000       4,866,669       5,689,263      68,139  Formed from territory ceded to the United
                                                                                                               States by France by treaty of Apr. 30,
                                                                                                               1803. The northern boundary of the
                                                                                                               territory was settled by a treaty with
                                                                                                               Great Britain, known as the ``Oregon
                                                                                                               Treaty'' of June 15, 1846.
Idaho.........................  July 3, 1890....          84,385       1,006,734       1,228,684      83,564  Formed from a portion of the territory
                                                                                                               ceded to the United States by France by
                                                                                                               treaty of Apr. 30, 1803.
Wyoming.......................  July 10, 1890...          60,705         453,589         480,907      97,809  Formed from a portion of the territory
                                                                                                               ceded to the United States by France by
                                                                                                               treaty of Apr. 30, 1803.
Utah..........................  Jan. 4, 1896....        *241,000       1,722,850       2,099,758      84,899  Formed from a portion of the territory
                                                                                                               ceded to the United States by Mexico by
                                                                                                               the Treaty of Guadalupe Hidalgo of Feb.
                                                                                                               2, 1848.
Oklahoma......................  Nov. 16, 1907...      *1,414,177       3,145,576       3,346,713      69,956  Formed by the union of Oklahoma Territory
                                                                                                               and Indian Territory.
New Mexico....................  Jan. 6, 1912....        *338,470       1,515,069       1,736,931     121,593  Formed from a portion of the territory
                                                                                                               ceded to the United States by Mexico by
                                                                                                               the Treaty of Guadalupe Hidalgo of Feb.
                                                                                                               2, 1848.
Arizona.......................  Feb. 14, 1912...        *216,639       3,665,339       4,668,631     114,000  Formed from territory ceded to the United
                                                                                                               States by Mexico, part by the Treaty of
                                                                                                               Guadalupe Hidalgo of Feb. 2, 1848, and
                                                                                                               part by what is known as the ``Gadsden
                                                                                                               Purchase,'' Dec. 30, 1853.
Alaska........................  Jan. 3, 1959....        *211,000         550,043         614,010     591,004  Formed from territory ceded to the United
                                                                                                               States by Russia by treaty of Mar. 30,
                                                                                                               1867.

[[Page 1129]]


Hawaii........................  Aug. 21, 1959...        *595,000       1,108,229       1,193,001       6,471  Formed from the territory of the Republic
                                                                                                               of Hawaii, annexed to the United States
                                                                                                               by act of Congress of July 7, 1898.
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*Estimated.
\1\By Public Law 204 of the 83d Cong., approved Aug. 7, 1953 (67 Stat. 407), Congress corrected an oversight of one and a half centuries and formally
  admitted the State of Ohio to the Union, setting Mar. 1, 1803, as the effective date of admission.