johnston Demographics
Educational Attainment
Number No. Area % Area National % National
Less than High School 75 0.6 % 6.6 %
High School Graduate 1,926 16.3 % 32.6 %
Some College 1,872 15.9 % 24.6 %
Bachelor’s Degree 4,856 41.2 % 22.5 %
Graduate or Professional Degree 3,061 26.0 % 13.7 %
High School Graduate or Higher 11,389 96.6 % 87.1 %
Bachelor's Degree or Higher 7,027 59.6 % 59.6 %
Age Statistics
Number No. Area % Area National % National
Total Population 19,550 - -
19 years old and under 5,749 29.4 % 25.6 %
20 to 44 years old 6,256 32.0 % 12.7 %
45 to 64 years old 5,299 27.1 % 12.7 %
65 years old and older 2,246 11.5 % 1.9 %
Language Spoken at Home
Number No. Area % Area National % National
English Only 16,882 98.9 % 84.6 %
Spanish 144 0.8 % 14.3 %
Other Languages 52 0 % 0 %
Marital Status
Number No. Area % Area National % National
Never Married 1,944 25.2 % 33.5 %
Married 4,704 60.9 % 50.5 %
Separated 92 1.2 % 2.6 %
Divorced 985 12.8 % 13.5 %
Census Housing Report
Number No. Area % Area National % National
Total Housing Units 7,858 - -
Occupied Housing Units 7,614 96.9 % 87.7 %
Vacant Housing Units 244 3.1 % 12.3 %
1-Unit, Detached 4,985 63.4 % 61.4 %
1-Unit, Attached 1,028 13.1 % 5.8 %
2-Units 47 0.6 % 3.7 %
3 to 4 Units 282 3.6 % 4.5 %
5 to 9 Units 509 6.5 % 4.8 %
10 to 19 Units 415 5.3 % 4.6 %
20 or More Units 592 7.5 % 8.8 %
Built 1990 to 1999 1,843 23.5 % 14.0 %
Built 1980 to 1989 928 11.8 % 13.6 %
Built 1970 to 1979 492 6.3 % 15.5 %
Built 1960 to 1969 185 2.4 % 10.8 %
Built 1940 to 1959 261 3.3 % 15.6 %
Built 1939 or Earlier 226 2.9 % 13.0 %
Electric 1,955 24.9 % 33.5 %
Natural Gas 5,532 70.4 % 42.3 %
Tank or LP Gas 106 1.3 % 4.1 %
None 21 0.3 % 1.0 %
Racial Breakdown
Number No. Area % Area National % National
Caucasian 18,190 94.3 % 75.5 %
African-American 390 2.0 % 13.1 %
Native American 49 0.3 % 0.8 %
Asian 585 3.0 % 5.6 %
Some Other Race 28 0.1 % 4.9 %
Economic Statistics
Number No. Area % Area National % National
Median Household Income 97,457 55,775
Median Family Income 118,138 68,260
Median Per Capita Income 46,398 29,979
Weather
  • Chance of Sunshine 48.28 %
  • Temperature 35.28 ℉
  • Rainfall 1.03 inches
  • Energy Demand
    [HDD] 37.26
    [CDD] 0
Earthquakes
Magnitude Probability
5.0 0.01 %
6.0 0.00 %
7.0 0.00 %
8.0 0.00 %
9.0 0.00 %
Very Low Risk Area
Public Information
Unemployment Information
Data sourced by HomeFacts.com