Lake Illawarra High School
Lake Illawarra High School is a government secondary school in Lake Illawarra, NSW offering 7-12. With an ICSEA score of 894, it sits in the 10th percentile nationally and is below the Australian average of 1,000. The school has 542 enrolled students, with approximately 10 students per teacher. 23% of students identify as Aboriginal or Torres Strait Islander, and 10% have a language background other than English.
Lake Illawarra NSW 2528. Source: ACARA School Profile 2025.
Valid: 2025 school year · Source: ACARA School Profile 2025
How Lake Illawarra High School compares
By ICSEA, Lake Illawarra High School ranks 532nd of the 610 secondary schools in NSW that report one, counting from the highest. Of the 4 secondary schools within 5 km, it has the 4th-highest ICSEA and the 4th-largest enrolment. The nearest school is Warilla North Public School, a government primary school 0.6 km away.
Ranks are calculated by GDP.com.au from ACARA 2025 school profile data. Distances are straight-line from the school's ACARA location. ICSEA describes students' family backgrounds; ACARA notes it is not a rating of the school or its teaching.
ICSEA against the national average
ICSEA (Index of Community Socio-Educational Advantage) measures the socio-educational background of a school's student community. The Australian average is 1,000. Lake Illawarra High School scores 894, below average.
Enrolment and location
We map school zones for Victorian government schools only. For Lake Illawarra High School, check catchment rules with the school or the NSW education department.
About Lake Illawarra
Lake Illawarra High School is located in Lake Illawarra, NSW, a suburb with a median household income of $1,069/wk and median rent of $328/wk. Population: 3,288.
Valid: Census 2021 · Source: ABS
Lake Illawarra suburb profileSchools near Lake Illawarra High School
| School | Distance | ICSEA | vs Lake Illawarra High School | Students |
|---|---|---|---|---|
| Warilla Public SchoolGovernment Primary · Warilla | 1.7 km | 937 | 43 higher | 279 |
| Windang Public SchoolGovernment Primary · Windang | 1.8 km | 988 | 94 higher | 203 |
| Oak Flats High SchoolGovernment Secondary · Oak Flats | 2.5 km | 932 | 38 higher | 648 |
| Balarang Public SchoolGovernment Primary · Oak Flats | 2.7 km | 974 | 80 higher | 268 |
Frequently Asked Questions
Is Lake Illawarra High School a government school?
Yes, Lake Illawarra High School is a government (public) school.
What year levels does Lake Illawarra High School offer?
Lake Illawarra High School offers 7-12.
What is Lake Illawarra High School's ICSEA score?
Lake Illawarra High School has an ICSEA score of 894, placing it in the 10th percentile nationally. The Australian average is 1,000.
How many students attend Lake Illawarra High School?
Lake Illawarra High School has 542 enrolled students, with approximately 10 students per teacher.
What schools are near Lake Illawarra High School?
The nearest schools to Lake Illawarra High School are Warilla North Public School (0.6 km), Lake Illawarra South Public School (0.9 km), Mount Warrigal Public School (1.4 km).
Where is Lake Illawarra High School located?
Lake Illawarra High School is located in Lake Illawarra, NSW 2528. Visit the school website at https://lakeillawa-h.schools.nsw.gov.au.