Victoria · Suburb Profile

Sea Lake VIC — Suburb Profile

Population, median income, rent prices, housing costs and demographics for Sea Lake, Victoria. ABS Census 2021.

The population of Sea Lake VIC is 619 according to the 2021 Census. The median personal income in Sea Lake is $524 per week ($27,248 per year). Median rent in Sea Lake is $140 per week ($607 per month). Sea Lake has a median age of 51 years, older than the national median of 38. Sea Lake has a population density of 2.8 people per km².

The most common overseas birthplace in Sea Lake is England. The most common religion is No Religion (44% of residents). After English, the most spoken language is IAL Nepali. The median monthly mortgage repayment in Sea Lake is $650.

There were 27 recorded offences in Sea Lake in 2025-25, a rate of 44 offences per 1,000 people. The most common offence category was theft (16 offences).

Sea Lake Map

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Sea Lake Population

residents (Census 2021)

Sea Lake Median Income & Rent

💰

Median Income

$524/wk

$27,248 per year

#7978 of 14,663

🏠

Median Rent

$140/wk

$607 per month

#8391 of 14,663

👤

Median Age

51years

13 years older than national median

🏡

Mortgage

$650/mo

Avg household size: 2.1 · 0.7 per bedroom

Sea Lake Demographics

Gender Split

Male 52.0% (323) Female 48.0% (298)

Population Density

2.8

people per km²

619 people · 219.7 km²

Households

2.1

Avg household size

0.7

Persons per bedroom

$1,318

Family income/wk

Sea Lake Age Distribution

0-4

5-9

10-14

15-19

20-24

25-29

30-34

35-39

40-44

45-49

50-54

55-59

60-64

65-69

70-74

75-79

80-84

85+

♂ Male ♀ Female

Source: ABS Census 2021 — Suburb & Locality (SAL)

Sea Lake Housing Tenure

🏠

Owned outright

69.3% 147 dwellings

🏦

Owned with mortgage

30.7% 65 dwellings

Source: ABS Census 2021 — Suburb & Locality (SAL)

Sea Lake Country of Birth

Australia

98.2%

England

1.8%

Source: ABS Census 2021 G09 — Country of Birth by SAL

Sea Lake Religion

No Religion

43.6%

Catholic

22.0%

Anglican

11.1%

Uniting Church

10.5%

Not stated

8.7%

Christinty Prsbytrin Refrmd

2.8%

Christian (other)

0.7%

Buddhism

0.7%

Source: ABS Census 2021 G14 — Religion by SAL

Sea Lake Education Level

Year 12 or equivalent

43.2%

Year 10 or equivalent

23.4%

Year 11 or equivalent

21.5%

Year 9 or equivalent

11.8%

Source: ABS Census 2021 G16 — Highest Year of School by SAL

Sea Lake Languages Spoken at Home

IAL Nepali

100.0%

Source: ABS Census 2021 G13 — Language Spoken at Home by SAL

Sea Lake Employment

💼

Employed full-time

29.7% 141 people

⏰

Employed part-time

17.9% 85 people

🔍

Unemployed

3.2% 15 people

🏠

Not in labour force

49.3% 234 people

Source: ABS Census 2021 G46 — Labour Force Status by SAL

Sea Lake Qualifications

Certificate III/IV

55.6%

Bachelor Degree

23.0%

Advanced Diploma/Diploma

13.9%

Postgraduate Degree

5.3%

Graduate Diploma/Certificate

2.1%

Source: ABS Census 2021 G49 — Non-School Qualification by SAL

Sea Lake Occupation

Managers

27.9%

Professionals

23.5%

Technicians & Trade Workers

12.5%

Clerical & Administrative

8.8%

Community & Personal Service

8.8%

Machinery Operators & Drivers

8.8%

Labourers

7.4%

Sales Workers

2.2%

Source: ABS Census 2021 G51 — Industry of Employment by Occupation

Sea Lake Field of Study

Engineering

24.6%

Education

18.0%

Management & Commerce

18.0%

Health

14.8%

Agriculture & Environment

10.7%

Society & Culture

6.6%

Food, Hospitality & Personal Services

4.1%

Architecture & Building

3.3%

Source: ABS Census 2021 G51 — Field of Study by SAL

Sea Lake Dwelling Types

Separate house

96.5%

Semi-detached (1 storey)

3.5%

Source: ABS Census 2021 G36 — Dwelling Structure by SAL

Sea Lake Weekly Household Income

Nil/Negative/wk

3.6%

$150-$299/wk

1.6%

$300-$399/wk

6.0%

$400-$499/wk

17.1%

$500-$649/wk

5.2%

$650-$799/wk

12.7%

$800-$999/wk

13.1%

$1,000-$1,249/wk

7.2%

$1,250-$1,499/wk

5.2%

$1,500-$1,749/wk

3.6%

$1,750-$1,999/wk

3.6%

$2,000-$2,499/wk

6.8%

$2,500-$2,999/wk

2.4%

$3,000-$3,499/wk

5.2%

$3,500-$3,999/wk

2.4%

$4,000+/wk

4.4%

Source: ABS Census 2021 G33 — Household Income by SAL

Sea Lake Marital Status

💍

Married

42.7% 226

↔️

Separated

3.8% 20

📋

Divorced

15.9% 84

🕊️

Widowed

9.5% 50

👤

Never married

28.2% 149

Source: ABS Census 2021 G05 — Marital Status by SAL

Sea Lake Ancestry

English

34.7%

Australian

34.1%

Irish

11.4%

Scottish

9.1%

Other

3.2%

German

2.5%

Italian

1.4%

Aboriginal Australianralian

1.2%

Dutch

0.8%

Maori

0.8%

French

0.4%

Maltese

0.4%

Source: ABS Census 2021 G08 — Ancestry by SAL

Sea Lake School & University Attendance

Primary — Government

34.7%

Secondary — Government

33.7%

Primary — Catholic

14.9%

Pre-school

8.9%

Vocational Education

7.9%

Source: ABS Census 2021 G15 — Type of Educational Institution by SAL

Sea Lake Need for Assistance

♿

Needs assistance

12.0% 139

✅

No need for assistance

88.0% 1,021

Source: ABS Census 2021 G18 — Core Activity Need for Assistance by SAL

Sea Lake Volunteering

🤝

Volunteer

29.9% 143

—

Not a volunteer

70.1% 335

Source: ABS Census 2021 G23 — Voluntary Work by SAL

Sea Lake Monthly Mortgage Repayments

$0-$299/mo

5.5%

$300-$449/mo

25.5%

$450-$599/mo

27.3%

$600-$799/mo

18.2%

$800-$999/mo

12.7%

$1,000-$1,399/mo

10.9%

Source: ABS Census 2021 G38 — Mortgage Repayment by SAL

Sea Lake How People Get to Work

Car (driver)

74.6%

Walked only

12.2%

Did not go to work

9.8%

Car (passenger)

3.4%

Source: ABS Census 2021 G62 — Method of Travel to Work by SAL

Sea Lake Car Ownership

0 vehicles

6.3%

1 vehicle

39.9%

2 vehicles

29.2%

3 vehicles

18.2%

4+ vehicles

6.3%

Source: ABS Census 2021 G34 — Motor Vehicles per Dwelling by SAL

Sea Lake Number of Bedrooms

1 bedroom

7.0%

2 bedrooms

19.9%

3 bedrooms

52.7%

4 bedrooms

18.0%

5 bedrooms

2.3%

Source: ABS Census 2021 G41 — Number of Bedrooms by SAL

Sea Lake Population Mobility

12.1%

moved in the last year

33.8%

moved in the last 5 years

4.8%

unemployment rate (Census)

47.1%

labour force participation

Source: ABS Census 2021 G43 — Summary by SAL

Sea Lake Indigenous Population

1.2%

Aboriginal & Torres Strait Islander

Indigenous residents

1,137

Non-Indigenous residents

Source: ABS Census 2021 G07 — Indigenous Status by SAL

Sea Lake Long-term Health Conditions

Mental health

Arthritis

Asthma

Diabetes

Heart disease

Lung condition

Stroke

Kidney disease

Cancer

Dementia

Source: ABS Census 2021 G19 — Long-term Health Conditions by SAL

Sea Lake Personal Weekly Income Distribution

$0 or less/wk

15.2%

$1-$149/wk

4.5%

$150-$299/wk

7.4%

$300-$399/wk

6.6%

$400-$499/wk

7.7%

$500-$649/wk

4.8%

$650-$799/wk

11.2%

$800-$999/wk

10.4%

$1,000-$1,249/wk

10.9%

$1,250-$1,499/wk

9.0%

$1,500-$1,749/wk

3.5%

$1,750-$1,999/wk

1.9%

$2,000-$2,999/wk

5.1%

$3,500+/wk

1.9%

Source: ABS Census 2021 G17 — Personal Income by SAL

Sea Lake Family Structure

Couple — no children

38.6%

Couple — children under 15

36.0%

One parent — children under 15

10.6%

Couple — no children under 15

10.1%

One parent — no children under 15

4.7%

Source: ABS Census 2021 G29 — Family Composition by SAL

Sea Lake Military Service

🏅

Previously served

4.5% 22

👤

Never served

95.5% 462

Source: ABS Census 2021 G22 — ADF Service by SAL

Sea Lake Unpaid Carers

🤲

Provided unpaid assistance

16.5% 79

—

Did not provide

83.5% 399

Source: ABS Census 2021 G25 — Unpaid Assistance by SAL

Sea Lake Children Ever Born

No children

14.2%

1 child

13.6%

2 children

23.7%

3 children

27.8%

4 children

18.3%

5+ children

2.4%

Source: ABS Census 2021 G28 — Children Ever Born by SAL

Sea Lake When Migrants Arrived

1951–1960

1961–1970

1971–1980

1981–1990

2001–2010

2011–2015

2018

Source: ABS Census 2021 G10 — Year of Arrival by SAL

Sea Lake Unpaid Domestic Work

Less than 5 hours

18.4%

5–14 hours

27.6%

15–29 hours

12.0%

30+ hours

10.3%

Did not do domestic work

31.8%

Source: ABS Census 2021 G24 — Unpaid Domestic Work by SAL

Sea Lake Household Size

1 person

37.7%

2 persons

38.8%

3 persons

10.0%

4 persons

7.3%

5 persons

4.2%

6+ persons

1.9%

Source: ABS Census 2021 G35 — Household Size by SAL

Sea Lake Where Residents Moved From

Same address

496

Moved from VIC

Moved — same area (SA2)

Moved from NSW

Source: ABS Census 2021 G44 — Address 1 Year Ago by SAL

Sea Lake Family Blending

Intact family — no other children

79.2%

Blended family — no other children

11.3%

Step family — no other children

9.4%

Source: ABS Census 2021 G31 — Family Blending by SAL

Sea Lake Crime Statistics

Reported offences in 2025-25 — 27 total

Theft

Assault

Justice Procedures

Property Damage

Fraud

Weapons

Offence trend by year:

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

Source: Crime Statistics Agency Victoria — crimestatistics.vic.gov.au

Sea Lake Rent Prices & Affordability

16%

of income

Affordable

Household Income $883/wk

Median Rent $140/wk

Rent-to-Income 15.9%

Rent is under 25% of household income — generally considered affordable.

If you earn X in Sea Lake

Your weekly income

≈ $3,826/month

Median rent $140/wk

Left after rent $743/wk

Rent share 15.9%

Sea Lake vs State & National Average

Nearby Suburbs in VIC

Stony Creek (South Gippsland - Vic.)

Pop: 310 Income: $728/wk Rent: $260/wk

Cudgee

Pop: 311 Income: $783/wk Rent: $225/wk

Cooriemungle

Pop: 311 Income: $853/wk Rent: $180/wk

Hawkesdale

Pop: 311 Income: $803/wk Rent: $180/wk

Thornton (Vic.)

Pop: 311 Income: $657/wk Rent: $258/wk

Sandy Point (Vic.)

Pop: 312 Income: $746/wk Rent: $280/wk

Compare Sea Lake

Sea Lake vs Stony Creek (South Gippsland - Vic.) →Sea Lake vs Cudgee →Sea Lake vs Cooriemungle →Sea Lake vs Hawkesdale →

Frequently Asked Questions About Sea Lake

What is the population of Sea Lake VIC?

The population of Sea Lake VIC is 619 according to the ABS Census 2021.The suburb has a population density of 2.8 people per km².Sea Lake is ranked #4,689 out of 14,663 suburbs by population.

What is the median income in Sea Lake?

The median personal income in Sea Lake VIC is $524 per week, or $27,248 per year.The median household income is $883 per week.Family income is $1,318 per week.Sea Lake is ranked #7,978 by income out of 14,663 Australian suburbs.

How much is rent in Sea Lake?

Median rent in Sea Lake VIC is $140 per week ($607 per month).Rent represents 15.9% of household income, which is considered affordable.Sea Lake ranks #8,391 out of 14,663 suburbs by rent.

What are mortgage repayments in Sea Lake?

The median monthly mortgage repayment in Sea Lake VIC is $650. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.

What is the median age in Sea Lake?

The median age in Sea Lake VIC is 51 years.This is older than the national median age of 38 years.

Is Sea Lake a good suburb to live in?

Sea Lake is a suburb in Victoria with a population of 619.The median income is $524/wk, which is below the VIC average of $779/wk.Rent affordability is rated as affordable (15.9% of household income). See the full suburb profile above for detailed statistics.

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Looking for schools, childcare centres, and playgrounds in this area? See kid.com.au for family facilities data.

Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 22246. All dollar figures in AUD.