Delaware is the 1st state

USA - States with entry into the Union and number of representatives

Federal stateaccessionNumber of representatives
DelawareDecember 7, 17871
PennsylvaniaDecember 12, 178721
New JerseyDecember 18, 178713
GeorgiaJanuary 2, 178811
ConnecticutJanuary 9, 17886
MassachusettsFebruary 6, 178810
MarylandApril 28, 17888
South carolinaMay 23, 17886
New HampshireJune 21, 17882
VirginiaJune 25, 178811
new YorkJuly 26, 178831
North CarolinaNovember 21, 178912
Rhode IslandMay 29, 17902
VermontMarch 4, 17911
KentuckyJune 1, 17926
TennesseeJune 1, 17969
OhioMarch 1, 180319
LouisianaApril 30, 18127
IndianaDecember 11, 181610
MississippiDecember 10, 18175
Illinois3rd Decemer 181820
AlabamaDecember 14, 18197
MaineMarch 15, 18202
MissouriAugust 10, 18219
ArkansasJune 15, 18364
MichiganJanuary 26, 183716
FloridaMarch 3, 184523
TexasDecember 29, 184530
IowaDecember 28, 18465
WisconsinMay 29, 18489
CaliforniaSeptember 9, 185052
MinnesotaMay 11, 18588
OregonFebruary 14, 18595
KansasJanuary 29, 18614
West VirginiaJune 20, 18633
NevadaOctober 31, 18642
NebraskaMarch 1, 18673
ColoradoAugust 1, 18766
North DakotaNovember 2, 18891
South DakotaNovember 2, 18891
MontanaNovember 8, 18891
WashingtonNovember 11, 18899
IdahoJuly 3, 18902
WyomingJuly 10, 18901
UtahJanuary 4, 18963
OklahomaNovember 16, 19076
New MexicoJanuary 6, 19123
ArizonaFebruary 14, 19126
AlaskaJanuary 3, 19591
HawaiiAugust 21, 19592

Source: Courtesy of Infoplease www.infoplease.com