Moving to Seneca, Illinois

Population: 2,053. Estimated population in July 2024: 2,057 (+0.2% change)
Males: 1,004 (48.9%), Females: 1,049 (51.1%)

La Salle County

Zip code: 61360

Demographics

Median resident age: 35.7 years
Median household income: $52,188
Median house value: $107,000

Population by Race

Races in Seneca:

  • White Non-Hispanic (98.0%)
  • Hispanic (1.5%)
  • Other race (0.9%)

Ancestries: German (28.0%), Irish (24.2%), English (14.9%), Norwegian (11.6%), Italian (8.2%), United States (6.3%).

Elevation: 510 feet

Land area: 3.3 square miles

Map of Seneca, IL

Population by Education

For population 25 years and over in Seneca

  • High school or higher: 86.4%
  • Bachelor’s degree or higher: 12.9%
  • Graduate or professional degree: 4.3%
  • Unemployed: 5.5%
  • Mean travel time to work: 26.4 minutes

For population 15 years and over in Seneca village

  • Never married: 22.2%
  • Now married: 63.1%
  • Separated: 0.8%
  • Widowed: 6.3%
  • Divorced: 7.5%

1.3% Foreign born

Population change in the 1990s: +115 (+5.9%).

Hospitals

Hospitals/medical centers near Seneca:

Airports

Airports certified for carrier operations nearest to Seneca:

  • CENTRAL IL REGL ARPT AT BLOOMINGTON-NORMAL (about 62 miles; BLOOMINGTON/NORMAL, IL; Abbreviation: BMI)
  • CHICAGO O’HARE INTL (about 67 miles; CHICAGO, IL; Abbreviation: ORD)
  • CHICAGO MIDWAY INTL (about 68 miles; CHICAGO, IL; Abbreviation: MDW)

Other public-use airports nearest to Seneca:

  • SKYDIVE CHICAGO (about 14 miles; OTTAWA, IL; Abbreviation: 8N2)
  • CUSHING FIELD LTD (about 15 miles; NEWARK, IL; Abbreviation: 0C8)
  • MORRIS MUNI – JAMES R. WASHBURN FIELD (about 16 miles; MORRIS, IL; Abbreviation: C09)

Amtrak station near Seneca:

  • 20 miles: DWIGHT (119 W. MAIN ST.). Services: enclosed waiting area.

Colleges and Universities

Colleges/universities with over 2000 students nearest to Seneca:

  • ILLINOIS VALLEY COMMUNITY COLLEGE (about 32 miles; OGLESBY, IL; Full-time enrollment: 2,272)
  • JOLIET JUNIOR COLLEGE (about 33 miles; JOLIET, IL; Full-time enrollment: 6,075)
  • WAUBONSEE COMMUNITY COLLEGE (about 35 miles; SUGAR GROVE, IL; Full-time enrollment: 3,834)
  • UNIVERSITY OF ST FRANCIS (about 38 miles; JOLIET, IL; Full-time enrollment: 2,361)
  • LEWIS UNIVERSITY (about 42 miles; ROMEOVILLE, IL; Full-time enrollment: 2,974)
  • NORTHERN ILLINOIS UNIVERSITY (about 44 miles; DeKalb, IL; Full-time enrollment: 19,477)
  • NORTH CENTRAL COLLEGE (about 45 miles; NAPERVILLE, IL; Full-time enrollment: 2,088)

Schools

Public high school in Seneca:

  • SENECA HIGH SCHOOL (Students: 490; Location: PO BOX 20; Grades: 09 – 12)

Public primary/middle schools in Seneca:

  • SENECA GRADE SCHOOL (Students: 332; Location: 174 OAK ST; Grades: PK – 04)
  • SENECA ELEM SCHOOL SOUTH CAMPUS (Students: 281; Location: 174 OAK ST; Grades: 05 – 08)
  • CIRCUIT BREAKER SCHOOL (Students: 33; Location: 226 E SCOTT ST; Grades: 05 – 12)

Libraries

Library in Seneca:

  • SENECA P.L.D. (Operating income: $531,907; Location: 210 NORTH MAIN STREET; 46,383 books; 2,616 audio materials; 1,955 video materials; 134 serial subscriptions)