------------------------------------------------------------------------------------------------------------------------- Springfield, OH ------------------------------------------------------------------------------------------------------------------------- 1950-1959: Springfield, OH SMA 1959-1981: Springfield, OH SMSA 1981-1983: Springfield, OH SMSA in Dayton-Springfield, OH SCSA 1983-2003: Not defined 2003-2006: Springfield, OH Metro Area in Dayton-Springfield-Greenville, OH CSA Population History ------------------------------------------------------------------------------------------------------------------------- Component 1950 1960 1970 1980 1990 2000 2005 ------------------------------------------------------------------------------------------------------------------------- Champaign County, OH 26,793 29,714 30,491 33,649* 36,019 38,890 39,692 Clark County, OH 111,661* 131,440* 157,115* 150,236* 147,548 144,742 141,908* ------------------------------------------------------------------------------------------------------------------------- Total 111,661 131,440 157,115 183,885 - - 141,908 Percent Change - 17.7% 19.5% 17.0% -100.0% - - ------------------------------------------------------------------------------------------------------------------------- Total (as currently defined) 111,661 131,440 157,115 150,236 147,548 144,742 141,908 Percent Change - 17.7% 19.5% -4.4% -1.8% -1.9% -2.0% ------------------------------------------------------------------------------------------------------------------------- Component Change Timeline ---------------------------------------------------------------------------------------- 1950 1960 1970 1980 1990 2000 Component | | | | | | | | | | | | ---------------------------------------------------------------------------------------- Champaign County, OH ********** '''' Clark County, OH *********************************''''''''''''''''''''**** ---------------------------------------------------------------------------------------- Population History ------------------------------------------------------------------------------------------------------------------------- City 1950 1960 1970 1980 1990 2000 2005 ------------------------------------------------------------------------------------------------------------------------- Springfield, OH 78,508* 82,723* 81,926* 72,563* 0 0 63,302* Total 78,508 82,723 81,926 72,563 0 0 63,302 Metro 111,661 131,440 157,115 183,885 0 0 141,908 Percent 70.3% 62.9% 52.1% 39.5% 44.6% Principal/Central City Change Timeline ---------------------------------------------------------------------------------------- 1950 1960 1970 1980 1990 2000 City | | | | | | | | | | | | ---------------------------------------------------------------------------------------- Springfield, OH ********************************* **** ---------------------------------------------------------------------------------------- Component Change History ------------------------------------------------------------------------------------------------------------------------- Apr 1950 New SMA: Springfield, OH SMA Clark County, OH included as original SMA component Springfield, OH designated as original central city of new SMA Apr 1973 Champaign County, OH added Jun 1981 Springfield, OH SMSA included in Dayton-Springfield, OH SCSA Jun 1983 Springfield, OH SMSA in Dayton-Springfield, OH SCSA abolished Champaign County, OH deleted, reverted to nonmetro status Clark County, OH transferred to Dayton-Springfield, OH MSA Springfield, OH transferred to Dayton-Springfield, OH MSA, designated as central city of MSA Jun 2003 Metro Area reestablished: Springfield, OH Metro Area in Dayton-Springfield-Greenville, OH CSA Champaign County, OH included as original component of Urbana, OH Micro Area in Dayton-Springfield-Greenville, OH CSA Clark County, OH included as original component of reestablished Metro Area, transferred from Dayton-Springfield, OH MSA Springfield, OH designated as original principal city of reestablished Metro Area, transferred from Dayton-Springfield, OH MSA -------------------------------------------------------------------------------------------------------------------------