More about Arnold Arnold is a city located in Jefferson County, Missouri. As of the 2000 census, the city had a total population of 19,965. Arnold Demographics As of the census2 of 2000, there are 19,965 people, 7,550 households, and 5,564 families residing in the city. The population density is 685.2/km² (1,775.0/mi²). There are 7,913 housing units at an average density of 271.6/km² (703.5/mi²). The racial makeup of the city is 97.91% White, 0.30% African American, 0.21% Native American, 0.38% Asian, 0.02% Pacific Islander, 0.27% from other races, and 0.92% from two or more races. 1.04% of the population are Hispanic or Latino of any race. There are 7,550 households out of which 34.3% have children under the age of 18 living with them, 58.2% are married couples living together, 11.1% have a female householder with no husband present, and 26.3% are non-families. 22.0% of all households are made up of individuals and 7.7% have someone living alone who is 65 years of age or older. The average household size is 2.61 and the average family size is 3.05. In the city the population is spread out with 25.5% under the age of 18, 8.4% from 18 to 24, 30.4% from 25 to 44, 23.6% from 45 to 64, and 12.1% who are 65 years of age or older. The median age is 37 years. For every 100 females there are 94.7 males. For every 100 females age 18 and over, there are 90.3 males. The median income for a household in the city is $47,188, and the median income for a family is $53,664. Males have a median income of $37,972 versus $27,222 for females. The per capita income for the city is $20,378. 4.4% of the population and 3.0% of families are below the poverty line. Out of the total population, 6.1% of those under the age of 18 and 3.6% of those 65 and older are living below the poverty line. Today...Occasional showers and thunderstorms in the morning... Then showers and thunderstorms likely in the afternoon. Locally heavy rainfall possible in the morning. High around 80. South wind 10 to 15 mph. Chance of rain 80 percent. Tonight...Mostly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Low in the mid 60s. Northwest wind around 10 mph. Sunday...Mostly cloudy in the morning then becoming partly sunny. High around 80. North wind around 10 mph. Sunday Night...Partly cloudy. Low around 60. North wind around 10 mph in the evening becoming light after midnight. Monday...Partly cloudy. High in the mid 80s. Light wind. Monday Night...Partly cloudy. Low in the mid 60s. Tuesday...Partly cloudy. High in the upper 80s. Tuesday Night...Mostly clear. Low in the upper 60s. High around 90. Wednesday...Mostly clear. Low in the upper 60s. High around 90. Thursday...Mostly clear. Low in the upper 60s. High around 90. Friday...Hot and humid. Partly cloudy. High in the mid 90s. Heat index readings of around 100. Powered by HAMweather Copyright © 2003 HAMweather, LLC, all rights reserved.

