South Australia · Postcode 5047 · HFC network
NBN & Internet in Seacombe Heights, SA 5047
Seacombe Heights in SA has 0.2% FTTP coverage, below the state average of 9.8%. Across 619 NBN-connected premises, the dominant connection type is HFC, which shapes the internet experience for most residents.
Typical evening download speeds on HFC in Seacombe Heights range from 25-250 Mbps, based on national ACCC broadband performance benchmarks. HFC shares bandwidth within a neighbourhood, so evening speeds can vary when many households are online. 85.5% of Seacombe Heights's 546 households had an internet connection as of the 2021 Census.
Seacombe Heights has not yet been announced for the NBN FTTP upgrade program. Currently 0.2% of premises have fibre. NBN Co is progressively rolling out upgrades across Australia.
In the broader area, Darlington leads with 23.2% FTTP coverage, while Seacombe Heights sits in the middle of the pack. Sturt has the lowest fibre coverage at 1.0%. Coverage can vary even within a single suburb, so checking your specific address is always worthwhile.
C rated — Seacombe Heights's 619 premises on HFC provide basic internet for SA residents.
Est. $89–$119/mo for a family (NBN 250)
Score based on technology type, fibre coverage, upgrade status, and connectivity data. Scale: 1 (poor) to 10 (excellent).
The data above shows suburb-wide averages. Your specific address may have different technology or speeds.
NBN Technology Mix
| Technology | Share |
|---|---|
| Fibre to the Premises (FTTP) | 0.2% |
| Hybrid Fibre Coaxial (HFC) | 99.8% |
Speed Expectations by Technology
| Technology | Typical Speed | Max Available |
|---|---|---|
| FTTP (0.2%) | 90 Mbps | 1000 Mbps |
| HFC (99.8%) | 47 Mbps | 250 Mbps |
Speed estimates based on national ACCC broadband performance benchmarks, not suburb-specific measurements. Actual speeds depend on your plan, provider, and connection quality.
What Can I Do on This Connection?
HFC across Seacombe Heights's 619 premises provides solid downloads, though upload speeds may limit large file transfers with 85.5% of households online
With 99.8% HFC coverage, Seacombe Heights's 619 premises enjoy strong download capacity for 4K streaming
HFC in Seacombe Heights (99.8% of 619 premises) offers decent gaming, though uploads can affect competitive play
As a smaller suburb, Seacombe Heights's HFC network comfortably supports 4-6 devices for typical household use
Seacombe Heights's 99.8% HFC coverage handles standard video calls reliably, with upload limits affecting HD quality
Recommended NBN Plans
With Seacombe Heights's HFC connection, a single user gets reliable speeds at $55-70/mo
For a couple in Seacombe Heights, NBN 100 at $69-89/mo handles streaming and working from home on HFC
NBN 250 at $89-119/mo keeps Seacombe Heights families connected across 4+ devices on HFC
Power users in Seacombe Heights can push HFC to its limits with NBN 250 at $89-119/mo (HFC caps at NBN 250)
In Seacombe Heights, HFC supports plans up to NBN 250 across its 619 premises. Prices are estimates based on typical Australian NBN plans (AUD, March 2026). Actual costs vary by provider.
FTTP Upgrade Status
Seacombe Heights has not yet been announced for the NBN FTTP upgrade program.
NBN Co is progressively rolling out fibre upgrades across Australia. Currently 0% of premises in Seacombe Heights are on fibre-capable infrastructure. Check the NBN rollout map for the latest updates.
Which suburbs are announced? Open the FTTP upgrade map →What Can You Do?
Check your specific address on the NBN website to see what technology and plans are available. Compare providers on price and speed for the best deal in Seacombe Heights.
Household Internet Statistics
Household internet data from ABS Census 2016. Actual current connectivity rates may differ.
Compare Nearby Suburbs
| Suburb | Tech Type | FTTP % | Score | Speed Range | Upgrade? |
|---|---|---|---|---|---|
| Seaview Downs, SA | HFC | 0.1% | 4.5 C | 25-250 Mbps | No |
| Darlington, SA | HFC | 23.2% | 6.5 B | 25-250 Mbps | Yes |
| Seacombe Gardens, SA | HFC | 4.4% | 4.5 C | 25-250 Mbps | No |
| Dover Gardens, SA | HFC | 2.8% | 4.5 C | 25-250 Mbps | No |
| Sturt, SA | HFC | 1% | 4.5 C | 25-250 Mbps | No |
| Seacliff Park, SA | HFC | 1.4% | 4.5 C | 25-250 Mbps | No |
| South Brighton, SA | HFC | 2.6% | 4.5 C | 25-250 Mbps | No |
| Seacliff, SA | HFC | 0.1% | 4.5 C | 25-250 Mbps | No |
| Bedford Park, SA | FTTN | 30.3% | 6 B | 25-68 Mbps (depends on distance from node) | Yes |
| Brighton, SA | HFC | 1.9% | 5.5 C+ | 25-250 Mbps | Yes |
Best Providers for HFC in Seacombe Heights
Compare plans across Seacombe Heights's 619 premises on HFC — prices and speeds vary between providers.
Telstra's network management on HFC is excellent — ACCC data consistently shows they deliver closest to plan speeds on cable connections. A solid choice for Seacombe Heights households.
View Telstra plans →Also Recommended
Strong HFC performance with transparent congestion management. Their real-time speed tracking lets you monitor your HFC connection quality. A solid choice for Seacombe Heights households.
View Aussie Broadband plans →
Competitive HFC pricing with solid evening performance. Good budget alternative on cable without sacrificing too much peak-hour speed. A solid choice for Seacombe Heights households.
View Superloop plans →Compare Plans
| ISP | Speed Tier | Monthly Price | Promo Price | |
|---|---|---|---|---|
| Telstra | NBN 1000 | $170.00/mo | From $170.00/mo | Go to site → |
| Aussie Broadband | NBN 1000 | $129.00/mo | From $129.00/mo | Go to site → |
| Superloop | NBN 1000 | $109.00/mo | From | Go to site → |
See all 9 providers in Seacombe Heights
Decent HFC plans with entertainment bundle options. Their network handles cable connections well in most metro areas. A solid choice for Seacombe Heights households.
View Optus plans →
Solid HFC performance with Fetch TV streaming bundles included. A good pick for households wanting cable broadband and entertainment together. A solid choice for Seacombe Heights households.
View iiNet plans →
Budget HFC option backed by the Vocus wholesale network. Delivers reasonable cable speeds at one of the lowest monthly price points. A solid choice for Seacombe Heights households.
View Dodo plans →
Bare-bones HFC plans at rock-bottom prices from the Kogan family. If you just need fast cable internet without extras, Flip delivers. A solid choice for Seacombe Heights households.
View Flip plans →
Well-priced HFC broadband from one of Australia's longest-running independent ISPs. Reliable cable performance without the premium pricing. A solid choice for Seacombe Heights households.
View Exetel plans →
Prepaid HFC plans offer some of the lowest per-month costs when paid upfront. Worth considering if you want to lock in cable savings. A solid choice for Seacombe Heights households.
View Kogan Internet plans →Switching to Superloop could save you ~$215/year vs the average plan
Rankings based on technology compatibility and value for Seacombe Heights. PickNBN may earn a commission if you sign up through our links.
Pricing data last verified 25 March 2026. Prices may have changed — check provider websites for current pricing.
Frequently Asked Questions
- What NBN technology type does Seacombe Heights, SA have?
The primary NBN technology in Seacombe Heights is HFC, serving the majority of 619 connected premises. The full technology mix is: HFC (99.8%), FTTP (0.2%).
- What internet speeds can I get in Seacombe Heights, SA?
Homes in Seacombe Heights on HFC can expect typical evening download speeds of 25-250 Mbps based on ACCC benchmarks. HFC supports plans up to 250 Mbps.
- Is Seacombe Heights, SA getting an FTTP upgrade?
As of the latest data, Seacombe Heights has not been announced for the NBN FTTP upgrade. Currently 0.2% of premises have FTTP.
- How many households have internet in Seacombe Heights, SA?
According to the 2021 Census, 85.5% of 546 households in Seacombe Heights had internet — roughly 467 households online.
- Why is internet slow in Seacombe Heights, SA?
Internet in Seacombe Heights is primarily limited by the connection technology available. The dominant technology is HFC, which has known speed limitations.
- Is Seacombe Heights better than Darlington for internet?
No — Darlington scores 6.5/10, ahead of Seacombe Heights at 4.5/10. Check your specific address for the most accurate picture.
- Can I get NBN 1000 in Seacombe Heights, SA?
HFC in Seacombe Heights currently supports plans up to NBN 250. NBN 1000 on HFC may become available as NBN Co upgrades the network.
- What is the cheapest decent plan for Seacombe Heights?
On HFC in Seacombe Heights, an NBN 25 plan at $49-60/month covers basic browsing and streaming for 1-2 people. If you need more speed, NBN 50 at $55-70/month is the sweet spot for most households.
About this data
PickNBN compiles data from official Australian government sources to give you an independent picture of internet quality in every suburb. We are not affiliated with any internet provider or NBN Co.
- NBN technology data — per-premises technology type from NBN Co records (via nbn-upgrade-map, MIT licence)
- Speed estimates — national benchmarks from the ACCC Measuring Broadband Australia program. Not suburb-specific measurements.
- Household internet stats — ABS Census 2016 at the suburb level (SSC geography)
- FTTP upgrades — NBN Co's announced fibre upgrade suburbs
Best Internet Near Seacombe Heights
Looking for the fastest internet in the area? These nearby suburbs score highest.