NSW · Northern Beaches Council
Seaforth (NSW), NSW, 2092
Desirability index
#9 among Metro Sydney suburbs
Suburb snapshot
Seaforth (NSW) is a smaller suburban community in the Northern Beaches area, home to around 7,384 residents (2021 Census). Recent indicators show 161 offences in Jan 2025 to Dec 2025 with relatively stable year-on-year trends (-1%), roughly 21.8 offences per 1,000 residents, median weekly rent around $2,325, 1 school and preschool site in the area, strong public transport coverage with many public transport stops, a higher concentration of local shops, services, and recreation amenities, 1 active roadworks or transport incidents on nearby routes, and notable planning and development activity on record. Snapshot data also shows parks or public open space within the suburb and hospitals or GP clinics within the suburb.
Population
- Population
- 7,384
- Median age
- 42
- Median household income / week
- $4,184
- Dwelling vacancy
- 5.3%
- Unoccupied private dwellings
- 126 of 2,395
- Median monthly mortgage
- $4,333
- Employment rate
- 61.4%
- Dwelling mix (houses / semi / flats)
- 72 / 182 / 116
Data sources & freshness
- 2021 Census — General Community Profile — Australian Bureau of Statistics · Period: 2021 · Updated on site · 2021 Census release
The 2026 Census runs in August 2026; suburb-level updates are expected from mid-2027.
Housing
- Houses (January to March 2026)
- $2,400
Median weekly rent from NSW DCJ rent tables. Figures can be unreliable where few bonds were lodged in the quarter.
Data sources & freshness
- DCJ rent tables — NSW Department of Communities and Justice · Period: January to March 2026 · Updated on site · Quarterly releases
Crime & safety
- Total offences (Jan 2025 to Dec 2025)
- 161
- Against the person
- 48
- Against property
- 73
- Rate per 1,000 residents
- 21.8
- Person-crime prevalence
- About 1 in 154 residents
- State safety percentile
- 0.6th (lower crime is better)
- Year-on-year change
- -0.6%
Most common offence types
- Domestic Violence Related Assault12
- Fraud12
- Intimidation, Stalking And Harassment17
- Malicious Damage To Property16
- Other Theft10
Data sources & freshness
- BOCSAR postcode crime statistics — NSW Bureau of Crime Statistics and Research · Period: Jan 2024 to Dec 2024 → Jan 2025 to Dec 2025; Jan 2025 to Dec 2025 · Updated on site · Rolling 12-month windows
Schools & preschools
- Schools & preschools
- 1
- Median school ICSEA
- 1,165
- Seaforth Public SchoolPrimary
Data sources & freshness
- ACARA school locations — Australian Curriculum, Assessment and Reporting Authority · Period: 2025 · Updated on site · Annual ACARA release
- School ICSEA scores — Australian Curriculum, Assessment and Reporting Authority · Period: 2025 · Updated on site · Annual ACARA release
Public transport
112 public transport stops in this suburb
- Battle Bvd At Manly Rd
- Manly Rd At Avona Cres
- Manly Rd At Avona Cres
- Manly Rd Opp Avona Cres
- Manly Rd Opp Avona Cres
Data sources & freshness
- GTFS public transport stops — State transport authority open-data feeds · Period: current · Updated on site · GTFS static feed
Roadworks & transport
1 active roadworks / incidents
- RoadworksFrenchs Forest Rd, Ellery Parade04 May 2026 – 08 Jul 2026
Data sources & freshness
- Road incidents & closures — State road authority open-data feeds · Period: current · Updated on site · Hourly refresh where supported
Planning & development
Development applications from NSW Planning Portal (lodged 2020–2026).
533 planning-related records
2026· 22 proposals
June 2026
- Demolition; Erection of a new structure; Balcony, deck, patio, terrace or verandah; Earthworks, retaining walls and structural support; Fences; Landscaping structures; Pathways and paving; Swimming pool40 PEACOCK STREET SEAFORTH 2092Under Assessment
- Dwelling house; Alterations or additions to an existing building or structure41C CASTLE CIRCUIT SEAFORTH 2092Under Assessment
May 2026
- Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation49 GURNEY CRESCENT SEAFORTH 2092Determined
- Dwelling house; Alterations or additions to an existing building or structure1 JENNER STREET SEAFORTH 2092Under Assessment
- Dwelling house; Alterations or additions to an existing building or structure26 MAGARRA PLACE SEAFORTH 2092Withdrawn
April 2026
- Alterations or additions to an existing building or structure; Dual occupancy (attached)18 SEAFORTH CRESCENT SEAFORTH 2092Under Assessment
- Dwelling house; Alterations or additions to an existing building or structure41 ELLERY PARADE SEAFORTH 2092Determined
- Demolition; Dwelling house; Erection of a new structure; Swimming pool32 CASTLE CIRCUIT SEAFORTH 2092Determined
March 2026
- Dwelling house; Alterations or additions to an existing building or structure8 BLIGH CRESCENT SEAFORTH 2092Determined
- Erection of a new structure; Waterway structures - minor alterations; Jetty; Mooring Pen11 SEAFORTH CRESCENT SEAFORTH 2092Under Assessment
- Demolition; Dwelling house; Erection of a new structure4 SALISBURY SQUARE SEAFORTH 2092Determined
- Dwelling house; Erection of a new structure; Residential Accommodation149A SEAFORTH CRESCENT SEAFORTH 2092Determined
- Demolition; Dwelling house; Erection of a new structure91 SEAFORTH CRESCENT SEAFORTH 2092Additional Information Requested
- Dwelling house; Alterations or additions to an existing building or structure19 HARVEY STREET SEAFORTH 2092Determined
- Demolition; Dwelling house; Erection of a new structure; Swimming pool9 GURNEY CRESCENT SEAFORTH 2092Determined
February 2026
- Dwelling house; Alterations or additions to an existing building or structure12 BARINGA AVENUE SEAFORTH 2092Determined
- Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation10 ELLERY PARADE SEAFORTH 2092Determined
- Demolition; Alterations or additions to an existing building or structure; Driveways and hard stand spaces; Earthworks, retaining walls and structural support137A SEAFORTH CRESCENT SEAFORTH 2092Determined
- Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation22 EDGECLIFFE ESPLANADE SEAFORTH 2092Determined
January 2026
- Demolition; Dwelling house; Alterations or additions to an existing building or structure27 MANLY ROAD SEAFORTH 2092Determined
- Shop top housing; Alterations or additions to an existing building or structure38 FRENCHS FOREST ROAD SEAFORTH 2092Under Assessment
- Alterations or additions to an existing building or structure; Awnings, blinds and canopies3 AINSLEE PLACE SEAFORTH 2092Determined
2025· 77 proposals
December 2025
- Demolition; Dwelling house; Erection of a new structure; Swimming pool46 EDGECLIFFE ESPLANADE SEAFORTH 2092Under Assessment
- Dwelling house; Alterations or additions to an existing building or structure41 ELLERY PARADE SEAFORTH 2092Determined
- Dwelling house; Alterations or additions to an existing building or structure22 KEMPBRIDGE AVENUE SEAFORTH 2092Determined
- Dwelling house; Alterations or additions to an existing building or structure22 ABERNETHY STREET SEAFORTH 2092Determined
- Dwelling house; Alterations or additions to an existing building or structure161A SEAFORTH CRESCENT SEAFORTH 2092Determined
- Dwelling house; Erection of a new structure29 BATTLE BOULEVARD SEAFORTH 2092Under Assessment
- Alterations or additions to an existing building or structure; Minor building alterations (internal); Residential Accommodation109a Seaforth Crescent, Seaforth 2092Deferred Commencement
- Dwelling house; Alterations or additions to an existing building or structure96 SEAFORTH CRESCENT SEAFORTH 2092Determined
- Dwelling house; Alterations or additions to an existing building or structure1 YATAMA STREET SEAFORTH 2092Determined
- Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation28 MAGARRA PLACE SEAFORTH 2092Determined
- Dwelling house; Erection of a new structure5 GURNEY CRESCENT SEAFORTH 2092Under Assessment
- Demolition; Dwelling house; Alterations or additions to an existing building or structure; Balcony, deck, patio, terrace or verandah; Cabanas, cubby houses, ferneries, garden sheds, gazebos and greenhouses43 PONSONBY PARADE SEAFORTH 2092Determined
- Erection of a new structure; Swimming pool4 43A ETHEL STREET SEAFORTH 2092Determined
November 2025
- Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation2 BARINGA AVENUE SEAFORTH 2092Determined
- Alterations or additions to an existing building or structure; Residential Accommodation25 FROMELLES AVENUE SEAFORTH 2092Under Assessment
- Dwelling house; Alterations or additions to an existing building or structure173A SEAFORTH CRESCENT SEAFORTH 2092Determined
- Erection of a new structure; Swimming pool45 HOPE STREET SEAFORTH 2092Determined
- Dwelling house; Erection of a new structure34 CASTLE CIRCUIT SEAFORTH 2092Determined
2024· 70 proposals
70 proposals lodged in 2024. Individual listings are kept for the most recent proposals.
2023· 90 proposals
90 proposals lodged in 2023. Individual listings are kept for the most recent proposals.
2022· 99 proposals
99 proposals lodged in 2022. Individual listings are kept for the most recent proposals.
2021· 103 proposals
103 proposals lodged in 2021. Individual listings are kept for the most recent proposals.
2020· 72 proposals
72 proposals lodged in 2020. Individual listings are kept for the most recent proposals.
Data sources & freshness
- Online DA development application register — NSW Department of Planning, Housing and Infrastructure · Period: 2020; 2020–2026; 2021… · Updated on site · Daily open-data feed (applications from Oct 2018)
Amenities
105 nearby amenities within ~1.5 km
- Vintage CellarsAlcohol
548 Sydney Road, Seaforth
- Art5martArt
Ethel Street
- Seaforth BakehouseBakery
- Staple BakeryBakery
Unit 1 28 Montauban Avenue
- Taste of BelgiumBakery
549
- Bbq
- Anita SchumannBeauty salon
Ethel Street
- Bench (9)
- Bicycle Parking
- Bicycle Repair Station
Names and addresses from OpenStreetMap. Unnamed venues show as their type (e.g. Cafe).
Data sources & freshness
- OpenStreetMap amenities — OpenStreetMap contributors · Period: current · Updated on site · Weekly refresh
Parks & reserves
5 parks and public open space in this suburb
- Bantry Bay ReservePark
- Bligh ParkPark
- Ellerys Punt ReservePark
- Ross Street ReservePark
- Sangrado ReservePark
Data sources & freshness
- Parks & reserves — State government + ABS LGA boundaries · Period: current · Updated on site
Health access
- Hospitals & GP clinics
- 4
- Emergency department
- Not in suburb
- ClinicDalwood Avenueclinic
- Optimal Care ChiropracticMontauban Avenuealternative
- Seaforth Child Youth and Family Health Centreclinic
- Seaforth PharmacySydney Roadpharmacy
Data sources & freshness
- Hospitals & clinics — OpenStreetMap + state health datasets · Period: current · Updated on site
Socio-economic (SEIFA)
- IRSAD decile (2021)
- 10/10
- IRSD decile (2021)
- 10/10
SEIFA indexes from ABS 2021. Decile 10 = most advantaged / least disadvantaged in Australia.
Data sources & freshness
- SEIFA 2021 (IRSAD / IRSD) — Australian Bureau of Statistics · Period: 2021 · Updated on site · 2021 SEIFA release
Childcare
5 childcare services from OpenStreetMap
- Ethel Street Preschoolkindergarten
- Little Dovekindergarten
- Seaforth Childcare centrekindergarten
- Seaforth Kindergartenkindergarten
- kindergartenkindergarten
Data sources & freshness
- Childcare services — OpenStreetMap · Period: current · Updated on site
Hazards
- Bushfire planning zone
- No overlay at centroid
Bushfire overlay checked at suburb centroid via NSW bush fire prone land mapping.
Data sources & freshness
- Hazard planning overlays — State government hazard layers · Period: current · Updated on site
Green cover
- Parks & woodland (OSM)
- 31
- Parks (OSM)
- 8
OpenStreetMap parks and natural woodland features mapped within the suburb boundary.
Data sources & freshness
- OpenStreetMap green cover features — OpenStreetMap contributors · Period: current · Updated on site · Weekly refresh
Desirability index
- Desirability score
- 97.9/100
- Cohort rank
- #9 among Metro Sydney suburbs
Data sources & freshness
- Suburb Guide desirability index — Suburb Guide (derived score) · Period: current · Updated on site · Derived from source metrics
Recent changes
- Battle Bvd At Manly Rdtransport
- Manly Rd At Avona Crestransport
- Manly Rd At Avona Crestransport
- Manly Rd Opp Avona Crestransport
- Manly Rd Opp Avona Crestransport
- Ethel Street Preschoolchildcarekindergarten
- Little Dovechildcarekindergarten
- Seaforth Childcare centrechildcarekindergarten
- Seaforth Kindergartenchildcarekindergarten
- kindergartenchildcarekindergarten
Data sources & freshness
- Childcare services — OpenStreetMap · Updated on site
- GTFS public transport stops — State transport authority open-data feeds · Updated on site · GTFS static feed
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