Located in New South Wales, Seaham sits 180 km from Sydney CBD, around 2 hours 15 minutes by car. The town has 1,011 residents, a median age of 41, and a median household income of $120,224 per year. On socioeconomic measures it sits in the top 40% nationally. The 2021 Census recorded a median rent of $360 per week and a median monthly mortgage of $2,149. The area shows high crime risk. 1 school sits within the town boundary, and walkability is low.
Is Seaham a good town?
Seaham scores a C (41/100) on SuburbScan's Liveability grade — strong on community, weaker on transit.
Mixed results
1 school
Car-dependent
Walkability 0/100 · 179.5 km · 134 min drive to Sydney
Around the state median
Median $1.28M
Moderate crime risk
Fire 18/100 · Crime 63/100
Advantaged
SEIFA decile 7/10 · median age 41 · 1,011 residents
Liveability Rating
41 / 100 · Ranked #983 in NSWEach bar is Seaham's rank among NSW suburbs, from 0 to 100 (higher is better). Scored on 4 of 5 factors: no school data, so the other factors carry its weight.
No flood data is published for New South Wales — a blank here means we hold no data, not that there is no risk.
How do you rate the liveability in Seaham?
Local knowledge beats any dataset. Rate it and see what other residents think.
Our score
41 / 100
From schools, safety and socio-economic data — not opinion.
Residents say
…
Median House Price
Public listings dataSeaham's house market is moving lower: the median sale price reached $1.28 million, about 9% below where it sat a year earlier.
Houses
$1,285,000
7% above its 3 neighbours (median $1,200,000)
Based on 21 recorded sales in the last 24 months.
Typically sold in 84 days — median across 7 sales that recorded a listing period
By bedrooms
- 4 bed 13 sales $1.27M
Land
$1,030,000
Based on only 6 sales — small sample, take as indicative.
Typically sold in 125 days — median across 3 sales that recorded a listing period
Currently for Sale
Last 6 monthsHouses in Seaham are currently listed at around $1.28 million on average. Based on 3 houses listed in the past six months.
$1.28M
3 houses listed in the last 6 months.
3 of the suburb's 329 dwellings (0.9%) were listed for sale in the last 6 months.
Rental Market
Rent agreed on new leases
Jul–Sep 2026- 3-bed houses
- $620/wk
- 58 bonds
- +43% since 2021
- 2-bed units
- $535/wk
- 18 bonds
- +46% since 2021
Median weekly rent on bonds lodged for new tenancies across postcode 2324 (NSW publishes bonds by postcode, which can cover several suburbs). Change since 2021 compares the median of the first four quarters with the last four. Asking rents above come from advertised listings.
Rental affordability
June quarter 2025100 Moderately unaffordable · the average rental household in this region would pay about 30% of its income on the median rent in postcode 2324.
SGS Rental Affordability Index: a score of 100 means rent takes 30% of income, the usual housing-stress line; lower scores are less affordable. "Region" is the capital city or the rest of the state.
Is Seaham safe? Crime statistics
2025Crime in Seaham sits in the moderate band, with 42 incidents recorded in 2025 — up roughly 31% on the prior year.
42 offences
31.2% since 2024Crime Trend
Serious Road Crashes
2021–20252 crashes
where someone was killed or admitted to hospital
Crashes are counted where they happened, so a main road through the town carries people passing through; this is not a measure of risk to residents. Roads are listed with 3 or more serious crashes.
Council Flood Studies
Port Stephens Council has published 7 flood studies on the NSW Flood Data Portal. The mapped flood areas are in those studies; SuburbScan does not hold them.
Schools
One school serve Seaham, and performance is broadly on par with peer-suburb schools.
- • 156 students in one school (avg 156)
Primary
Walkability
Seaham is very car-dependent on foot — at 0/100, nearly all errands require a car.
We hold no public transport timetable data for this area, so public transport is not rated here and the score is spread across the remaining components. It is not counted as zero.
Public transport
Weekday and weekend service frequency across every stop inside Seaham.
- Peak (7-9am + 5-7pm)
- 7.5 arrivals/hr
- Off-peak weekday
- 1.6 arrivals/hr
- Saturday
- 0.0 arrivals/hr
- Median peak wait
- 2 min
- Span of service
- 9.5 hours
Scheduled service only, based on the 21 October 2026 timetable. Reliability (delays, cancellations) not measured.
NBN connectivity
The internet access technology available across NBN premises in Seaham.
- Full-fibre (FTTP) share
- 0%
- Premises covered
- 389
NBN Co fixed-line and fixed-wireless premises, as at 30 December 2025. Higher-quality technologies (full fibre) score above copper, wireless, and satellite. Actual speeds depend on your plan.
Amenities
Port Stephens: council population
The three add up to the change above. These are council-wide figures from the ABS, not figures for this town alone — this town's own population is in the census section above.
Socio-economic profile
Seaham is home to about 1,000 residents, with a median age of 41, broadly in line with the national figure. Median household income runs at $120,000 a year, with unemployment at 3.8%.
2021 Census · change since 2016
Population
1,011
Median Age
41
Median Household Income
$120,224/yr
Census Median Rent
$360/wk
Census Median Mortgage
$2,149/mo
Avg Household Size
3.1
Median Personal Income
$43,628/yr
Unemployment Rate
3.8%
Unoccupied Dwellings
2.1%
Total Dwellings
329
Owner-Occupier Rate
92.7%
Houses
97.9%
Rental Stress
15.6%
Mortgage Stress
21.4%
Work From Home
24.9%
Dwelling Types
Property Ownership
Demographics
- Born in Australia
- 93.3%
- English Spoken at Home
- 97.4%
- Employment Rate
- 66.1%
- Completed Year 12
- 35.2%
Occupations
Religion
Country of Birth (overseas)
Largest overseas birthplaces, as a share of all residents.
When They Arrived
Share of all residents by the year they arrived in Australia. Periods cover different numbers of years, so compare the shape rather than the bar widths.
0 residents (0.0%) arrived since 2016. Australia’s borders were closed to most arrivals from March 2020, so the last two years of that period are much smaller than the ones before them — nationally 260,799 people arrived in 2019 against 28,521 in 2021.
Where New Residents Came From
Where residents aged five and over lived five years before the 2021 Census, for those who lived somewhere else.
Top places newcomers came from, as a share of the 963 residents aged five and over. Areas are ABS statistical regions. Small counts are approximate: the ABS adjusts every figure slightly to protect privacy.
Age Distribution
Family & Household Composition
Commute to Work
1% of employed residents work in a capital's city centre (3 of 539).
City centre: the ABS area around each capital's CBD, such as Sydney Inner City or Perth City (which takes in Subiaco and Leederville). 2021 Census place of work.
Education
Cars per Dwelling
Council Rates
Households face an average residential rates bill of $1,359 a year through Port Stephens based on 2024 figures.
How this land is zoned
- Rural and farming 70%
- Environmental 25%
- Residential 4%
- Zones under 1% 1%
Zoning sets what may be built, not what is there today. A single address can sit in a different zone to the town around it — the property page shows the zone for one address.
Building Approvals: Port Stephens
In the year to August 2026, 495 new dwellings were approved across Port Stephens. That mix is 294 houses and 201 units. Approvals are down 72.1% on the same period a year earlier.
Aboriginal Land Council
Aboriginal land in this area is administered by the Worimi Local Aboriginal Land Council.
Local Aboriginal Land Councils are statutory bodies under the Aboriginal Land Rights Act 1983, responsible for land claims and land management for their members. Their boundaries are administrative and are not a statement of whose Country this is. NSW does not publish a register of Aboriginal parties by area — they are registered for each project.
Air Quality
MODERATEPM2.5 averaged 6.3 µg/m³ in 2025 — below Australia's NEPM annual standard (8 µg/m³), slightly above the stricter WHO guideline (5 µg/m³). 1 day exceeded the daily threshold of 25 µg/m³.
PM10 averaged 17.5 µg/m³ · NO₂ averaged 0.72 pphm. Days over the limit in 2025: PM10 1 · NO₂ 0 · ozone 0.
From the Beresfield monitoring station, 14.6 km away.
Climate & Setting
from Paterson (Tocal AWS), 11.7 kmHigh rainfall — hot summers, mild winters.
- Elevation
- 31 m
- above sea level, at the town centre
- Distance to the ocean
- 18.7 km
- Near high-voltage lines
- 5.4% of addresses
- 28 within 100 m of an overhead line of 110 kV or more
- Annual rainfall
- 996 mm
- 89 rainy days
- Summer max (Jan)
- 30.0°C
- 20 days ≥ 35°C
- Winter min (Jul)
- 7.1°C
- 0 frost days ≤ 0°C
Elevation is the ground at the town centre, from Geoscience Australia's National Digital Elevation Model. Approximate — it reads high in dense built-up areas. It is a measure of height above sea level and not an indicator of flood risk, which depends on height above nearby waterways.
Industrial Emissions Nearby
1 facility within 5 km- 1.9 kmGravel and Sand QuarryingTop reported: Particulate Matter ≤10.0 µm (PM10) · Oxides of Nitrogen · Carbon monoxide
EV adoption
In postcode 2324, 101 of 21,048 registered light vehicles are battery-electric on 31 January 2025. A further 2.0% (425 vehicles) are hybrid or plug-in hybrid, taking the non-petrol, non-diesel share to 2.5%.
Rooftop solar
In postcode 2324, 6,194 rooftop-solar systems totalling 39.3 MW have been installed since 2001, against 11,531 dwellings recorded in the 2021 Census. 382 went up in the last year.
Counts every system certified since 2001, so a roof re-fitted with a newer system is counted twice, and small commercial systems are included alongside houses — useful for comparing postcodes, not an estimate of how many homes have working panels today.
2026 covers part of the year only, to 2026-07.
First Home Owner Grant
FY2026-27$10,000 for new homes priced up to $600,000.
Off-the-plan or contracted-build value cap is $750,000 (vs $600,000 for completed new homes). Stamp duty concessions are a separate scheme (First Home Buyers Assistance).
Mortgage repayments
1 mortgage broker is registered in this town, 5 across postcode 2324.
Transfer duty at the owner-occupier rate, and it excludes first home buyer concessions — those can cut it substantially or remove it entirely. Excludes legal, inspection and lender fees. Check with Revenue NSW
The First Home Owner Grant applies to newly built homes only, so it isn't available on an established purchase. A first home buyer building or buying new under $600,000 may qualify for $10,000 — see what qualifies with Revenue NSW.
At $1,285,000 this is $685,000 above the $600,000 First Home Owner Grant cap. A first home buyer may qualify for $10,000 on a newly built home — check eligibility with Revenue NSW.
A deposit under 20% usually attracts Lenders Mortgage Insurance, which this doesn't include.
Principal and interest over 30 years, fixed rate. Excludes fees, offset, redraw and LMI. Default rate is the median comparison rate across 1788 advertised products as at 2026-10-27 — indicative only, and not an offer. Your rate depends on the lender, your deposit and your circumstances. Not financial advice.
Federal Electorate
Currently held by Alison Penfold The Nationals
| Year | Winner | 2PP ALP | 2PP LNP | Swing |
|---|---|---|---|---|
| 2025 | Alison Penfold | 40.2% | 59.8% | +4.0 |
| 2022 | David Gillespie | 36.2% | 63.8% | -1.4 |
| 2019 | David Gillespie | 34.8% | 65.2% | +3.5 |
Results are per division — federal electoral boundaries are redrawn periodically, so the history reflects this division's past, not necessarily the exact town's voters across time.
State Electorate
Currently held by Kate Washington Labor
Next state election: 13 March 2027.
| Year | Winner | Won with |
|---|---|---|
| 2023 | Kate Washington ALP | 69.0% |
| 2019 | Kate Washington ALP | 55.8% |
| 2015 | Kate Washington ALP | 54.7% |
Results are per district. Districts were last redrawn in 2021, so results from before then describe the district of that name, not necessarily this town's voters. Results: © State of New South Wales through the NSW Electoral Commission, CC BY 4.0, adapted.
Looking at a specific address in Seaham?
Every figure above is a town average, and an average smooths over the difference between a street of family homes and a block of flats. Look up one address and you get the census for the few hundred people around it, its own nearest schools and stops, and what the state has mapped for that block.
- The census for a few hundred neighbours, not all 1,011 residents
- Nearest and zoned schools, with the walk from that door
- Flood, bushfire and noise mapping, where the state publishes it
Free to look up. Subscribers see every section in full — $29/month.
Nearby suburbs
Compare Seaham to another suburb
Side-by-side stats for any other NSW suburb — type a name and pick one.
Or jump straight to a nearby comparison:
Common questions about Seaham
Is Seaham a safe place to live?
Recorded crime in Seaham is moderate (63/100, ranked against other NSW suburbs on offences per resident).
What natural hazards affect Seaham?
Seaham has a low recorded bushfire history (18/100, ranked against every Australian suburb with any fire history). These are town-wide figures; check the address, as flood and bushfire exposure change street by street.
Is Seaham a good place to live?
Seaham has a SuburbScan Liveability grade of C (41/100), ranked against other NSW suburbs on school quality (25%), safety (25%), SEIFA socio-economic advantage (25%), walkability (15%) and CBD access (10%). Whether it suits you depends on what you weigh — each of those is on this page.
What is the population of Seaham?
Seaham, NSW had a population of 1,011 at the 2021 Australian Bureau of Statistics census.
What is the postcode for Seaham, NSW?
The postcode for Seaham, NSW is 2324.
How far is Seaham from Sydney?
Seaham is 180 km from Sydney CBD by road, about 134 minutes by car in normal traffic. Distance is the most-direct driving route, not straight-line.
What is the median household income in Seaham?
At the 2021 ABS Census, median household income in Seaham was $120,224 a year. It is the most recent suburb-level income figure until 2026 Census results are released in 2027.
What is the median weekly rent in Seaham?
There are too few current rental listings in Seaham for a reliable median. At the 2021 ABS Census the median weekly rent was $360, across all dwelling types.
What is the median age in Seaham?
The median age of residents in Seaham was 41 at the 2021 ABS Census.
Is Seaham at risk of bushfire?
Seaham has a low recorded bushfire history (18/100). The score comes from Geoscience Australia's historical bushfire boundaries, with planned burns excluded: the area of recorded fires touching the town relative to its size, ranked against every Australian suburb with any fire history. It records where fire has burned, not a bushfire-prone land designation, which your council's planning scheme sets.
How are the schools in Seaham?
There is 1 school inside the Seaham boundary: 1 at similar schools on NAPLAN, compared with same-state, same-type schools of similar socio-educational advantage (ICSEA).
What is the air quality in Seaham?
The nearest government air-quality monitoring station to Seaham (Beresfield) recorded a 2025 annual mean PM2.5 of 6.3 µg/m³ and PM10 of 17.5 µg/m³. That puts Seaham below the Australian NEPM annual standard of 8 µg/m³ but above the stricter WHO guideline of 5 µg/m³.
What is the weather like in Seaham?
At the nearest Bureau of Meteorology station to Seaham, Paterson (Tocal AWS) (11.7 km away), summer days average 30°C, winter nights 7.1°C, 996 mm of rain a year over 89 rainy days, and 20 days a year above 35°C over 2006-2026.
Is the First Home Owner Grant available in Seaham?
First-home buyers in NSW may be eligible for $10,000 towards new homes with a purchase price up to $600,000. The grant is administered by Revenue NSW; confirm current eligibility before signing a contract — state rules and amounts can change.
What council does Seaham belong to?
Seaham sits within the Port Stephens local government area. Council rates, planning approvals, and waste collection fall under this LGA.
How much are council rates in Seaham?
The average residential rates bill through Port Stephens is $1,359 a year (2024). Every suburb in this LGA shares the same schedule — individual bills vary with land value.
How much is being built near Seaham?
Across Port Stephens, 495 new residential dwellings were approved in the year to August 2026 (source: ABS Building Approvals). That's down 72.1% on the same period a year earlier. These are LGA-level totals — every suburb in the council shares the same figure.
Which federal electorate is Seaham in?
Seaham sits within the federal Division of Lyne, currently held by Alison Penfold (The Nationals).
Search another suburb or address
Data freshness
- Census · 2021
- Median sale prices · Oct 2026
- For-sale & rental market · Oct 2026
- Council rates · FY 2024–25
- Building approvals · Aug 2026
- Schools · 2025
- Public transport · Oct 2026
- NBN connectivity · Dec 2025
- Crime · 2025
- Road crashes · 2021–2025
- Air quality · 2025
- Climate · 2006–2026
- Socio-economic (SEIFA) · 2021
- EV adoption · Jan 2025
- First Home Owner Grant · Sep 2026
- Federal electorate · 2025
- State electorate · 2023
- Amenities · Sep 2026
- Health & emergency facilities · Sep 2026
- Industrial emissions (NPI) · 2024/2025
- Coastal erosion · 1988–2025
- Aircraft noise · 2024
Vintages show when each source's data is from. See all data sources.
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Information shown is provided as-is from Australian government and commercial data sources.
Always verify with the relevant authority before making property decisions.
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