1891 - Coming of the CB & Q Railroad. Post office moved to depot.

1892 - The Burlington Railroad pushed its way across the plains. Moorcroft became important to accommodate the growing population and commerce of cattle and wool shipments. Some of the businesses of the time included: Sweeney & Berry (general store and ranch supply), McCormick & Deering Farm & Harvest Machinery, The Kackley Restaurant (also sold groceries and fresh meats), Kirby Blacksmith, Somers Surveyor, Moorcroft Hotel, F.C. Hazelton Livery. Shortly thereafter: Robinson Mercantile, Charlie Berry - Surveyor, Michael's Barber and Billiard Parlor (Which served as a dance hall, theatre and public gathering spot), Noonan Hotel, John F. Dailey Saloon, Hunter Saloon, Perrigo Saloon, J.A. Whitcher Livery, and George Briggs Lumber. Noted citizens were Dr. P.F. Metz, A.A. Fox Carpentry (Civil War Veteran), Dr. N.H. Baker (drug store) and Elizabeth Newcomer, MD.

1894 - 32 Trail herds moved through Moorcroft. The herd was 4,000 head strong, and stretched out 2 miles long and .5 miles wide.

1895 - First school located in section house of CB & Q railroad.

1901 - School moved to its own building

1906 - Moorcroft incorporated. Frank Haselton became the first mayor. Moorcroft Bank established - Lou Robinson as President.

1909 - First 2 story school built. The Presbyterian Church was built with $1,000 donated and the land donated by Lincoln Land Co. - Rev. C.T. Campbell was minister. Moorcroft Times newspaper - C.F. Shelling was the publisher.

1910 - Dr. C.K. Stewart and family buy homestead and set up medical practice.

1912 - The Moorcroft Baseball Team has their best year with a near perfect record.

1914 - Moorcroft Democrat newspaper purchased by Chas H. McKee. Chas Louis - Mayor & council discuss town waterworks. Dr. J.C. Foust became the Optometrist and served with Dr. ET Gaul MD

1915 - WCTU organized. Leo Noonan appointed as U.S. Commissioner (public land laws) succeeds W.K. Somers. Millinery Store opened by a Mrs. Percy. Cyrus Russell became the new Postmaster, succeeding Mrs. IM Green. Saloons closed for 6 months due to Rev. Hillis of Gillette. A man named E.W. Whitcomb was killed by lightning.

1916 - Crook County Mercantile Co. Dissolved, Carl & Robert Garman and Mrs. Miller took over the store. F.C. Haston Livery sells out to Albert Grandbouche. The Cabin Creek Telephone Co. was granted alley use for 99 years. Wyoming National Guard asked for recruits to serve on the Mexican border. W. Flanders was hung for murder.

1917 - W.W. Jeffers opened a new lumber yard. All male residents were forced to register for military service and 101 complied. Lincoln Land donates land for new Catholic Church. Peoples Bank opens - A.C. Grandbouche as President. 1080 railroad cars of cows shipped.

1918-1919 - Northern WY Telephone Co. moves to C.S. Smith building. A.J. Macy became the new Postmaster.

1920 - Jesse J. James, son of Franks James was arrested in Madren's Barber Shop. Lee McGee opened a motion picture theater. Construction begins on McWhorter Moorcroft oil Refinery. First graduating class with 12 years of schooling.

1921 - State Highway to complete surveying for road between Upton and Moorcroft. Moorcroft Democrat becomes Moorcroft Leader with Stewart & Guthery as publishers. Runaway team stopped by mail car.

1922 - Gold discovered in Moorcroft vicinity at 96' sown. Claims staked out over 2,000 acres. Stewart and Guthery open real estate office. Moorcroft Frontier Days were introduced. Moorcroft ladies win city election.

1923 - Moorcroft light plant considered. Over 10,000 head of cattle and 6 cars of horses shipped during August and September with 274 cars requisitioned for October. Peoples Bank closes. Fire destroys grain elevator.

1924-1927 - Petersen Bakery opens. War on rabbits to be held at Hans Kummerfeld Ranch. US post Office moves to Peoples Bank building. 469 porkers shipped. Mt. States telephone completed service. Light plants being installed in several homes.

1928-1931 - John Berger gets new stallion for breeding saddle horses for government cavalry horses for Fort Robinson, NE. McGuire, Cubbinson, Wilson and Nelson to compete in fistic carnival. Airplane service comes to town via Rapid Airlines. Pete Petersen builds modern grain elevator. Harris L/S starts feed yard. Dr. G.W. Earle starts practice. American State Bank sustains some damage in attempted robbery. Brownfield gets death for killing sheepherder. Dr. Earle to locate here. W.H. Edleman buys pharmacy. ER Pines opens Pines Food Store. Business street is resurfaced.

1932-1934 - Sonnek arrested for stealing corn. Volunteer fire company organized. Peterson Cafe opens. Gillette beats Moorcroft in first WY 6-man football game.

1935-1939 - Commercial Hotel converted to a hospital with Mrs. Petersen in charge and Dr. Pawling as resident physician. After several robberies, city night watchman to be hired. Mrs. Rains unhurt when plane crashes. Avon theatre opens. Vaughn-Ragsdale Co. to open branch in Moorcroft. Bentonite Plant construction started. Fox's Cafe, Conoco Station and Rangeland Cafe opens. Robinson Merc. Rocced. Ant Hill opening announced. Hoppers Bar gets new facelift. 1502 head of cattle here. Moorcroft population reaches 400. Keyhole Ranch is sold.

1940-1949 - Vesser buys barbershop. C. Minnick sold stage line to E. Kipp. F. Blakeman has city drayline. Cotton's Bar installs cocktail parlor. Roy Shoemake buys pharmacy. J. Reid Barneu sells store. Al Sylvester buys Sage Hotel. Hunters get 361 rabbits for Red Cross fund. Surveyors begin works on dam(Keyhole). War declared on Japan. Empire ranch sold to Lush man. Japan Surrenders. VFW Post organized. TCEA buys Moorcroft Light & Power. Barton buys Nefsy ranch. Hall brothers lease barbershop and parlor. Moorcroft Library officially opens. 3 day blizzard worst in 50 years.

1950-1956 - Mrs. Merle Nefsy donates hospital site. Work on Keyhole Dam progressing rapidly. Burglars lift garments from Hughes Dry goods Store & Liquor, and small change from Hoppers Bar. Jones Electric to open new store. Moorcroft Stampede all set. Taylor Service Station, Clark's Dime Store and Bear Cafe opens. Hoppers Bar burglarized again, crook got away with $1,200, a gun and Hopper's overshoes. Oil was struck in the Moorcroft area.