The following county summary is from Dennis V Carter?s Illinois Family History Research: Placenames of the 33 Western Counties and is Copyright 2002 by Dennis V Carter. It is re-published here with the permission of the author.

Copyright 2002 by Dennis V Carter All rights reserved
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Whiteside County, named for Colonel Samuel Whiteside; established 16Jan1836 (60,186)

last updated
01Jun2002 (Leon, Milledgeville added; Sharon revised)
07Jun2002 (Barclay added)
14Sep2002 (Fulton City added)


Agnew-, formerly Rock Island Junction; RFD Sterling
Aiken Ferry-, same as Garden Plain; see 1877 hist. 211
Albany, includes Lower Albany, Upper Albany/Van Buren; inc 19Apr1869; CMStP&P RR (PO established when changed from Port Newbury 06Jul1838-active)
Albany Twp, named for the village =

Barclay-, Ogle and Whiteside Counties (PO established 26May1851 in Whiteside County; changed to Ogle County ca 19Feb1862-29Nov1862; 09Jan1863-23Oct1864)
Big Bend-, (PO 19Mar1850-11Jul1851)
Bluff Station-, also Clifton; see 1877 hist. 466
Brakey's Settlement-, see 1877 hist. 233
Brothwell's Mill-, also Genesee City; later New Clyde; see 1877 hist. 140, 141
Burwick-, see 1877 hist. 258

Chatham-, also Muncey; merged with Harrisburg to form Sterling
Clayton-, now Coleta; see 1877 hist. 330
Clifton-, also Bluff Station; see 1877 hist. 465, 466
Clyde-, also Milnes' Mill, Watertown (PO 22Apr1851-22Jul1867)
Clyde Twp =
Coe's Grove-, see 1877 hist. 257
Coleta-, formerly Clayton, Crum's Store, Genesee Grove; inc 04Mar1914 (PO established when changed from Genesee Grove 12Nov1868-active)
Coloma-, see US Post Offices in 1859/60 (PO 18May1853-20Jun1857)
Coloma Twp =
Como-, (PO 17Jun1840-31Jan1905) RFD Sterling
Cottonwood-, see 1877 hist. 467
Crandalls Ferry-, named for Lewis D Crandall, ferry proprietor and PM (PO 23May1840-09Jan1850 when changed to Erie)
Crum's Store-, now Coleta; see 1877 hist. 230

Deer Grove-, inc 27May1937; CB&Q RR (PO established when changed from Hahneman 27Sep1872-active)
Delhi-, see 1877 hist. 160
Denrock-, CB&Q RR (PO 01Apr1890-31Oct1911) RFD Erie
Douglas Park-, see Rootsweb Town Search http://resources.rootsweb.com/cgi-bin/townco.cgi

East Clinton-, C&NW/CB&Q RR's; RFD Fulton
Emerson-, (PO 04Aug1891-active)
Empire-, (PO 06Jan1851-05Oct1865 when changed to Galt)
Erie, inc 20Aug1872; CB&Q RR (PO established when changed from Crandalls Ferry 09Jan1850-active)
Erie Twp, named for the village =

Fair Plain-, (PO established when changed from Portland 25Aug1849-12Dec1849)
Fenton-, CB&Q RR (PO 15May1862-16Aug1862; 02Feb1869-06Feb1873; then Fenton Centre (probably another office) changed to Fenton 15May1883-active)
Fenton Centre-, (PO 17May1872-15May1883 when changed to Fenton)
Fenton Twp, named for the PO =
Fitch's Grove-, see 1877 hist. 265
Franklin Corner-, RFD Coleta
Franklin Corners-, see Rootsweb Town Search http://resources.rootsweb.com/cgi-bin/townco.cgi
Fulton, inc 18Feb1859; C&NW/CB&Q/CMStP&P RR's (PO 06Mar1838-active)
Fulton City-, the early name for the town of Fulton circa 1862 and documented as such in history books per e-mail of 14Sep2002 from GLAZIERDOSIA@msn.com (M. Glazier) that reads: "... In Whiteside County the town of Fulton was known as Fulton City. It is stated that way in the history books. I also
have a copy of my GG Grandparents (John Loftus and Mary Sullivan Loftus) marriage license from November 27th, 1862 and it states Fulton City. But today it is just Fulton."
Fulton Twp, named for the city =

Galt-, C&NW RR (PO established when changed from Empire 05Oct1865-active)
Garden Plain-, same as Aiken Ferry (PO 12Mar1846-09Jun1874; 06Jan1876-13Nov1876; 21Dec1876-08Feb1895 when changed to Gardenplain)
Gardenplain-, formerly Aiken Ferry, Garden Plain, Garden Plain Corners; CB&Q RR (PO established when changed from Garden Plain 08Feb1895-15Mar1916) RFD Fulton
Garden Plain Corners-, now Gardenplain; see 1877 hist. 207-10
Garden Plain Twp, named for the PO =
Genesee City-, also Brothwell's Mill; later New Clyde; see 1877 hist. 141
Genesee Grove-, now Coleta (PO 08Jun1844-12Nov1868 when changed to Coleta)
Genesee Twp =
Genessee Grove-, see US Post Offices in 1859/60
Greenfield Twp-, now Newton
Grimes Addition-, see Rootsweb Town Search http://resources.rootsweb.com/cgi-bin/townco.cgi

Hahnaman-, cf Hanneman; C&NW RR (PO 19Jul1888-20Nov1888; 12Jul1902-28Feb1920) RFD Deer Grove
Hahnaman Twp, named for the PO =
Hahneman-, cf Hannaman (PO 09Sep1872-27Sep1872 when changed to Deer Grove) RFD Deer Grove
Hamilton Corners-, RFD Lyndon
Hamilton's Grove-, see 1877 hist. 265
Harrisburg-, formerly Tinkertown; merged with Chatham to form Sterling
Hemlo-, (PO 19Nov1850-17May1870)
Hickory Grove-, see 1877 hist. 266
Holland Settlement-, see 1877 hist. 205
Hopkins-, (PO 07Mar1882-19Feb1890; 28May1891-12Jun1895)
Hopkins Twp =
Hubbard's Grove-, see 1877 hist. 257
Hume-, (PO 29Mar1865-24May1865)
Hume Center-, see 1877 hist. 238
Hume Twp =
Hunt's Grove-, see 1877 hist. 148

Illinois City-, now Unionville

Jacobstown-, now part of Morrison
Jefferson Corners-, (PO 12May1852-03Apr1878)
Jefferson's Corners-, see US Post Offices in 1859/60
Jordan Twp =

Kingsbury-, formerly Winchell's Grove (PO 21Aug1846-13Feb1886; 31Mar1886-17Aug1886)

Lass-, CB&Q RR; RFD Fenton
Leon-, (PO established in Whiteside County 03Jun1862-28Jul1873; reestablished 15Sep1873; changed to Henry County 29Apr1896-14Oct1903)
Leon Corners-, listed in RM56 but not 58; RFD Prophetstown
Liberty Hill-, (PO 02Jul1861-23Nov1864)
Little Oklahoma-, see Rootsweb Town Search http://resources.rootsweb.com/cgi-bin/townco.cgi
Love-, RFD Tampico
Lower Albany-, now part of Albany; see 1877 hist. 111
Lyndon, inc 03May1874; CB&Q RR (PO 18Jun1838-active)
Lyndon Twp, named for the village =

Malvern-, (PO 04Dec1877-31Oct1902) RFD Morrison
Marr-, (PO 20Apr1882-18Jan1883)
Milledgeville, inc 24May1887; CB&Q RR (PO established in Whiteside County 22Feb1844; changed to Carrol County ca 30Nov1848-active)
Miller's Grove-, see 1877 hist. 333
Milnes' Mill-, also Clyde, Watertown; see 1877 hist. 140
Mineral Spring-, also Mineral Springs; shown in 1876 atlas; see 1872 county hist
Mineral Springs-, see Mineral Spring
Mitchell's Ferry-, see Sangamo Journal 26Feb1841
Montmorency-, also Mount Morenci; see JISHS X:602
Montmorency Twp =
Morrison, includes Jacobstown, Union Grove; inc 27Feb1867; C&NW RR (PO established when changed from Union Grove 05Jun1857-active)
Mount Morenci-, see Montmorency
Mount Pleasant Twp =
Mount Prospect-, (PO 01May1851-27Jan1864)
Muncey-, later Chatham; now part of Sterling; see 1877 hist. 418

New Clyde-, formerly Brothwell's Mill, Genesee City (PO 18May1854-31May1866)
New Genessee-, see US Post Offices in 1859/60
New Gennessee-, (PO 23May1854-22Apr1862; 09May1862-14May1894)
New Jordan-, (PO 22Sep1858-12Feb1868)
Newton Corners-, see Rootsweb Town Search http://resources.rootsweb.com/cgi-bin/townco.cgi
Newton Twp, formerly Greenfield Twp =

Oliver-, CB&Q RR; RFD Morrison

Paddy's Island-, see 1877 hist. 233
Parker's Grove-, see 1877 hist. 205
Penrose-, (PO 01Mar1881-31Aug1900) RFD Sterling
Portland-, [I] now Spring Hill (PO established when changed from Prophets Town 13Feb1838-25Aug1849 when changed to Fair Plain [II] formerly Squaw Point (PO reestablished with Spring Hill PO continuing 19Oct1850-03Dec1872)
Portland Corners-, RFD Prophetstown
Portland Twp, named for the PO =
Port Newbury-, (PO 07Feb1837-06Jul1838 when changed to Albany)
Pratt-, named for James M Pratt, PM (PO 06May1870-09Apr1891)
Prophets Town-, now Spring Hill (PO established in Henry County prior to the 16Jan1836 creation of Whiteside County 27Nov1835-13Feb1838 when changed to Portland)
Prophetstown, inc 22Feb1859; CB&Q RR (PO 04Mar1844-active)
Prophetstown Twp, named for the city =
Prospect-, also Prospect Grove; see 1877 hist. 218
Prospect Grove-, also Prospect; see 1877 hist. 218

Rapids-, now Rock Falls (PO 28Aug1849-02Feb1852)
Rapids City-, now Rock Falls
Rock Falls, formerly Rapids, Rapid City; inc 21Jun1889; C&NW/CB&Q RR's (PO 11Mar1868-active)
Rock Island Junction-, later Agnew
Rock River Rapids-, (PO 08Jun1837-15May1843 when changed to Sterling)
Round Grove-, C&NW RR (PO 30Sep1839-22Nov1841; 13May1854-active)

Sands-, listed in RM56 but not 58; RFD Lyndon
Sanfordsville-, named for Joel Sanford, PM; later Sandfordville (PO 24Mar1854-18May1855)
Sanfordville-, formerly Sanfordsville (PO 06Nov1892-15Sep1900)
Science Ridge-, see 1903 hist. 57, 370
Seneca-, (PO 19Oct1850-21Feb1854)
Sharon-, see US Post Offices in 1859/60 (PO established 11Nov1840 in Whiteside County; changed to Henry County 13Dec1856-15Sep1900)
Sollars-, CB&Q RR; RFD Fenton
South Hume-, (PO 26Aug1870-22Apr1872)
Spring Hill-, [I] (PO 19Feb1849-15May1849) [II] formerly Fair Plain, Portland, Prophets Town; temporarily Springhill (PO reestablished when changed from Fair Plain 12Dec1849-10Feb1896 when changed to Springhill) RFD Erie
Springhill-, temporary name of Spring Hill; now Spring Hill (PO established when changed from Spring Hill 10Feb1896-31Jan1912)
Spring Valley-, see 1877 hist. 466
Squaw Point-, later Portland; see 1877 hist. 267
Sterling, formed by a merger of Harrisburg and Chatham; includes Chatham/Muncey, Harrisburg/Tinkertown, Tylertown, Wallacetown; inc 17Feb1841; C&NW/CB&Q RR's (PO established when changed from Rock River Rapids 15May1843-active)
Sterling Twp, named for the city =
Summit Hill-, (PO 10Jul1857-31Jan1861)

Tampico-, probably named for Tampico, Taumilapas, Mexico, site of US military action in Mexican War; inc 16Jan1875; CB&Q RR (PO 27Jul1876-active)
Tampico Twp, named for the village =
Thunderbolt Hill-, see 1877 hist. 341
Tinkertown-, later Harrisburg; merged with Chatham to form Sterling; see 1887 hist. 418
Tylertown-, now part of Sterling; see 1877 hist. 418

Union Grove-, [I] now part of Morrison; see US Post Offices in 1859/60 (PO 12Feb1840-05Jun1857 when changed to Morrison) [II] CNW RR (PO reestablished with Morrison PO continuing 09Jul1861-15Oct1911; 20Mar1912-30Sep1926) RFD Morrison
Union Grove Twp, named for the PO =
Uniontown-, now Unionville
Unionville-, formerly Illinois City, Uniontown; RFD Morrison
Upper Albany-, now part of Albany; see 1877 hist. 111
US Post Offices in 1859/60: Albany, Clyde, Coloma, Como, Empire, Erie, Fulton, Garden Plain, Genessee Grove, Hemlo, Jefferson's Corners, Kingsbury, Lyndon, Mount Prospect, New Clyde, New Genessee, New Jordan, Portland, Prophetstown, Sharon, Spring Hill, Sterling, Union Grove, Ustick
Ustick-, see US Post Offices in 1859/60 (PO 16Mar1854-09Mar1857; 28Sep1883-31Oct1902)
Ustick Twp, named for the PO =

Van Buren-, same as Upper Albany; now part of Albany; see 1877 hist. 112

Wallacetown-, now part of Sterling; see 1877 hist. 422
Wares Siding-, CB&Q RR; RFD Fulton
Watertown-, also Clyde, Milnes' Mill; see 1877 hist. 140
West Sterling-, listed in RM56 but not 58; RFD Sterling
White Pigeon-, (PO 26Sep1876-31Oct1902) RFD Coleta
Winchell's Grove-, later Kingsbury; see 1877 hist. 293
Woodward's Bluff-, see 1877 hist. 365

Yeoward Addition-, see Rootsweb Town Search http://resources.rootsweb.com/cgi-bin/townco.cgi