Parnell is located in east Iowa. Parnell is between the Iowa, Johnson county. Parnell has 0.17 square miles of land area and has no water area. As of 2010-2014, the total Parnell population is 227, which has grown 3.18% since 2000. The population growth rate is lower than the state average rate of 5.19% and is much lower than the national average rate of 11.61%. Parnell median household income is $49,531 in 2010-2014 and has grown by 35.08% since 2000. The income growth rate is about the same as the state average rate of 33.56% and is higher than the national average rate of 27.36%. Parnell median house value is $74,300 in 2010-2014 and has grown by 8.78% since 2000. The house value growth rate is much lower than the state average rate of 53.09% and is much lower than the national average rate of 46.91%. As a reference, the national Consumer Price Index (CPI) inflation rate for the same period is 26.63%. On average, the public school district that covers Parnell is much better than the state average in quality. The Parnell area code is 319.