AUS/CALCS
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FAMILY SEGMENT · ONE-PARENT (MOTHER)

Single mum, running the show.

Around 600,000 Australian mums are raising dependent kids on their own. It's four out of five one-parent families — and the money maths is tighter here than almost anywhere else in the household map.

THE NUMBERS
~600k
with dependants
to 2046
12.7%
of all families
rising share
4 in 5
one-parent homes are mums
stable
ABS · Families Jun 2025 · projection to 2046
Mum + child

One income does the work of two. That single fact shapes every number on this page — from the rent a household can carry, to the childcare hours that actually pay for themselves, to how much is left over for super at the end of the fortnight.

The earning picture

Each band is a share of households by total weekly income — wages, family payments and child support combined. Single-mother households cluster in the lower bands; the state view shows how the median shifts around the country.

Share of households by weekly income
SINGLE MOTHERALL AUSTRALIA
Band A · under $650/wk34% · 18%
Band B · $650–$1,250/wk28% · 21%
Band C · $1,250–$2,000/wk20% · 24%
Band D · $2,000–$3,000/wk12% · 22%
Band E · over $3,000/wk6% · 15%
PLACEHOLDERABS TableBuilder — one-parent family × sex of parent (female) × FINF (pending)
Median weekly income, by state
SINGLE MOTHER HOUSEHOLDS
NSW
$1,180/wk
VIC
$1,145/wk
QLD
$1,090/wk
WA
$1,150/wk
SA
$1,005/wk
TAS
$940/wk
NT
$1,220/wk
ACT
$1,395/wk
PLACEHOLDERABS TableBuilder pull — state medians indicative
THE PATTERN

Read together, the two views tell one story. Single-mother households don't just earn less on average — they're bunched into the lower income bands, where small changes land hardest: a rent rise, a cut to hours, a child ageing out of subsidy. The ACT and NT sit highest, propped up by public-sector wages and remote allowances.

WHY THE GAP MATTERS

Tasmania and South Australia trail, where part-time work is more common and full-time roles harder to find. A median around $1,000 a week sounds workable until you remember it's one income covering what two often do elsewhere — which is why the gap between the segment line and the all-family line matters more than either figure on its own.

Where the money goes

Housing takes the single biggest bite, and it takes a bigger bite here than for couple households. That's the pressure that shapes every other line of the budget.

SHARE OF THE HOUSEHOLD DOLLAR · %
34%
18%
14%
12%
9%
13%
Housing
Food & groceries
Childcare & education
Transport
Utilities & bills
Everything else
PLACEHOLDERIndicative allocation · ABS Household Expenditure patterns

When more than a third of income is committed before the trolley is filled, there's little slack for the unexpected. Childcare and education are the next big lever — and the one most sensitive to policy, because the subsidy taper decides whether an extra day of work leaves a household ahead or barely even. That's exactly the calculation the tools below are built to run.

As the kids grow, work picks up

Employment among single mothers is not fixed — it climbs steadily as the youngest child gets older and childcare stops eating the pay packet. By the time the youngest reaches high school, single mums are in paid work at almost the same rate as mums in couple families.

That curve matters for planning. The lean years are front-loaded, when kids are little and care is dear; the room to save, salary-sacrifice into super and pay down a mortgage tends to open up later. Seeing the shape of it makes the early squeeze feel less permanent.

IN PAID WORK · BY AGE OF YOUNGEST CHILD
61.0%
Youngest 0–4
66.0%
5–9
78.8%
10–14
77.5%
15–24
ABS · Labour Force, Families Jun 2025 (Table 9.1)

What we know about them

22%
Of gross income on housing
For single-parent mortgagors — vs 15% for couple-only households.
ABS HOC 2019–20
2.6
People per household
One adult, typically 1–2 dependent children.
PLACEHOLDERABS Census 2021
41%
Rent their home
Well above the 30.6% all-household rental rate.
PLACEHOLDERABS HOC 2019–20
70.9%
In paid work
Employment rises sharply as the youngest child ages.
ABS LFSF Jun 2025 (Table 9.1)
YOUR MONEY, YOUR TOOLS

The five calculators they want most

ALL FAMILY TOOLS →
01COMING SOON
How much will I get in Family Tax Benefit?
Family payments calculator
Estimate tax meanwhile →
Tuned for single mums
02COMING SOON
What does childcare actually cost me after subsidy?
Childcare subsidy calculator
Tuned for single mums
03COMING SOON
Can I afford to keep the house on one income?
Single-income mortgage calculator
Use borrowing power →
Tuned for single mums
04
How much tax do I pay on child support + wages?
Income tax calculator
Tuned for single mums
05
Am I putting enough into super part-time?
Super projection calculator
Tuned for single mums
Not sure where to start?
Answer three quick questions and we'll point you to the right calculator.
START HERE →

Questions single mums ask us

Do I count child support as income for tax?
No — child support you receive is not assessable income and is not taxed. It can affect Family Tax Benefit calculations though, which the FTB calculator handles.
+
Can I claim the full childcare subsidy on one income?
Single-parent households on lower incomes get the highest CCS rate (up to 90%), tapering as income rises. Activity-test hours still apply, but from mid-2023 every family gets a base of subsidised hours regardless of activity.
+
What FTB parts am I eligible for?
Most single parents with dependants qualify for FTB Part A, and Part B is specifically aimed at single-income and single-parent families. Amounts depend on income and the ages of your children.
+
Is buying a home realistic on one income?
Lenders assess serviceability with the APRA buffer and count dependants as ongoing expenses. The single-income mortgage calculator shows a realistic borrowing range before you talk to a broker.
+
What happens to my payments when I start earning more?
Family Tax Benefit and childcare subsidy both taper as income rises rather than cutting off suddenly. The calculators model the taper so you can see the true value of an extra shift, not just the headline pay.
+
Do I have to pursue child support to get FTB?
To receive more than the base rate of FTB Part A you’re generally expected to take reasonable steps to obtain child support, unless an exemption applies (for example, on safety grounds).
+
Can I still contribute to super while working part-time?
Yes. Employer contributions are paid on most part-time earnings, and voluntary contributions — even small ones — compound over time. The super projection calculator shows the long-run difference.
+
Is the Parenting Payment still available to me?
Parenting Payment (Single) is available while your youngest child is under 14, subject to income and asset tests. Once they turn 14 most recipients move to JobSeeker with a single-principal-carer rate.
+

Reads for you

From The Brief
SOURCE: ABS CENSUS 2021 · LABOUR FORCE SURVEY (FAMILIES) JUN 2025 · HOUSING OCCUPANCY & COSTS 2019–20. REFERENCE PERIODS AS SHOWN PER STAT. REUSE WITH CREDIT + LINK TO AUS/CALCS.
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Source: ABS Census 2021 · Labour Force Survey (Families) Jun 2025 · Housing Occupancy & Costs 2019–20. Reuse with credit + link.