Seneca, Illinois Homes for Sale

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City Census Data
Educational Attainment
Number Percentages National
Less than High School 24 2.0 % 6.9 %
High School Graduate 553 45.7 % 33.3 %
Some College 396 32.7 % 25.3 %
Bachelor’s Degree 170 14.0 % 21.6 %
Graduate or Professional Degree 68 5.6 % 13.0 %
High School Graduate or Higher 1,115 92.1 % 86.4 %
Bachelor's Degree or Higher 203 16.8 % 16.8 %
Age Statistics
Total Population 2,476
Number Percentages National
Age Breakdown
19 years old and under 857 34.6 % 26.4 %
20 to 44 years old 817 33.0 % 13.0 %
45 to 64 years old 534 21.6 % 12.3 %
65 years old and older 268 10.8 % 1.9 %
Language Spoken at Home
Number Percentages National
English Only 2,199 97.0 % 85.0 %
Spanish 69 3.0 % 14.0 %
Marital Status
Number Percentages National
Never Married 164 20.0 % 32.6 %
Married 409 49.9 % 51.0 %
Separated 26 3.2 % 2.8 %
Divorced 220 26.9 % 13.6 %
Census Housing Report
Number Percentages National
Total Housing Units 890
Housing Occupancy
Occupied Housing Units 871 97.9 % 87.6 %
Vacant Housing Units 19 2.1 % 12.4 %
Structure Types
1-Unit, Detached 720 80.9 % 61.6 %
1-Unit, Attached 9 1.0 % 5.8 %
2-Units 43 4.8 % 3.8 %
3 to 4 Units 13 1.5 % 4.4 %
5 to 9 Units 37 4.2 % 4.8 %
10 to 19 Units 6 0.7 % 4.5 %
Mobile Homes 62 7.0 % 6.4 %
Age Of Homes
Built 2000 or Later 98 11.0 % 15.9 %
Built 1990 to 1999 185 20.8 % 13.9 %
Built 1980 to 1989 58 6.5 % 13.8 %
Built 1970 to 1979 86 9.7 % 15.8 %
Built 1960 to 1969 111 12.5 % 11.0 %
Built 1940 to 1959 137 15.4 % 16.2 %
Built 1939 or Earlier 215 24.2 % 13.4 %
Fuel Types
Electric 88 9.9 % 32.3 %
Natural Gas 778 87.4 % 42.7 %
Tank or LP Gas 5 0.6 % 4.2 %
Racial Breakdown
Number Percentages National
Caucasian 2,447 99.3 % 76.2 %
African-American 1 0.0 % 13.0 %
Native American 2 0.1 % 0.8 %
Some Other Race 14 0.6 % 4.8 %
Economic Statistics
Amount National
Median Household Income 61,311 51,371
Median Family Income 63,864 62,527
Median Per Capita Income 24,782 27,319
Data sourced by HomeFacts.com