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SA › Rostrevor › Greenknoll Ave

21b Greenknoll Ave, Rostrevor SA 5073

House

$1,300,000

Last sold

23 Oct 2025

3

Bedrooms

2

Bathrooms

1

Car spaces

373 m²

Land

Districts ViewPrice evidencePlanningSite constraintsHistoryListing

Districts View

What should you know about this lot before spending serious money?

Why this property?

  • FactLast recorded sale $1,300,000 (23 Oct 2025).(Recorded sale)
  • FactLand 373 m²; no building size recorded.(Property record)
  • CalculationRecorded House sales in Rostrevor (last 5 years) with land size: median $2,147/m² of land (n=105). Districts calculation from recorded sales — not a valuation.(Districts recorded sales)

What could make it worth more?

No upside evidence detected in the data Districts holds for this lot.

What could make it worth less?

No detected risks — but see the checklist: absence of evidence is not an all-clear.

What should you verify next?

  1. 1Official planning layers are still retrieving for this parcel — check back before relying on zoning or overlay absence.
  2. 2No hazard layer has been retrieved — confirm flood, bushfire and heritage exposure from council mapping before an offer.

Each line above is labelled. A fact is quoted from the named source, with its date. A calculation is worked out by Districts from those facts — you can check the arithmetic. An interpretation is Districts' opinion of what the evidence means, not a fact, a valuation, or advice. Anything we haven't retrieved yet is marked as missing rather than treated as a pass.

Price evidence

What this lot has actually traded at

Last sold

$1,300,000

23 Oct 2025 · derived via latest_sale

Local land rate: recorded House sales in Rostrevor (last 5 years) with land size have a median of $2,147/m² of land (n=105). Districts calculation from recorded sales — not a valuation.

Rostrevor at a glance

9,212

People

$1,222,500

Median sale

$643/wk

Median rent

2.74%

Suburb gross yield

Median sale from 50 recorded sales (last 12 months) — a Districts calculation.

See the full Rostrevor report →

Vs Rostrevor

+6.3%

Median sale

Suburb $1,222,500

-0.17 pp

Gross yield

Suburb 2.74%

Suburb median $1,222,500 from 50 recorded sales (last 12 months) — a Districts calculation, not a portal figure.

Planning

Planning and development

Planning data is being calculated

Development activity

Data unavailable

Source

  • Provider: unavailable
  • Dataset: unavailable
  • Retrieved: not yet retrieved
  • Version: planning-v1

Planning facts are copied from official government GIS where available. Where an official property PDF exists (VicPlan, PlanBuild), Districts stores and serves that original document. Neither is a planning certificate, survey, or advice.

Site

Terrain

Terrain has not been calculated for this property yet.

Slope is calculated on a projected metric grid from a public DEM clip of the official parcel. This is not a survey, engineering, or insurance assessment.

Flood, bushfire and heritage

i

Flood

Not retrieved

Flood exposure has not been retrieved from any source for this property yet. Unknown is not the same as clear.

Bushfire

Not retrieved

Bushfire exposure has not been retrieved from any source for this property yet. Unknown is not the same as clear.

Heritage

Not retrieved

Heritage listing has not been retrieved from any source for this property yet. Unknown is not the same as clear.

Records

Property history

  1. Sold$1,300,00023 Oct 2025
  2. Listedprice unknowncompleted6 Oct 2025
  3. Listedprice unknowncompleted6 Oct 2025

Events are recorded observations from public listings, kept with their source and date. Missing values are shown as unknown, never estimated.

Capital growth

SA

Why this lot, not just this suburb

Why could this property outperform?

Planning layers have not been retrieved for this property yet. A suburb median or growth rate is not a reason this particular lot would outperform. Funded catalyst catchments are not loaded. A TOD badge is not this product.

What could kill that thesis?

Confidence: low

Official flood overlay has not been retrieved (pending). Missing layer is unknown, not “no.” Nearby development applications are not loaded. This lot’s own applications are a separate question.

Rental

Income, competition, and yield

What will it realistically rent for?

Confidence: low

No advertised rent is recorded. Suburb median rent $643/week — not this address. An inferred likely-rent range is not shown until official bond series are loaded for this dwelling type and bedrooms.

What competition will it face?

Current comparable rental listings within 400 m of this lot are not loaded. Nearby development applications are not loaded. This lot’s own applications are a separate question. Supply pressure needs comparable listings near this lot plus a nearby DA pipeline. Neither is loaded. Suburb vacancy or leased-tape days are not this property’s competition.

What does the yield actually look like?

Confidence: low

Yield cannot be shown without both a price and a rent figure. Net yield is not estimated from gross advertising copy. Net yield / holding costs are not estimated outside NSW without inventing land tax.

Verdict

What this means for this property

Districts view

Not enough official evidence yet to underwrite this as an investment.

Detail

The same ten questions apply to every property. Missing flood, nearby DAs, achieved rents, or lot geometry is unknown — not “no.”

Read more

Do not treat a suburb median, an advertised yield, or a listing score as the case for this lot.

The evidence loaded so far isn't enough on its own to change a buy, offer, or walk-away decision for this property.

Evidence

What is known for this property

Districts asks the same ten questions of every property. If one shows as unknown, that data isn't published for this state or hasn't been loaded yet — the question stays visible so you can see exactly what's missing.

1 of 10 questions answered so far

  • Development optionality of this lot

    Unknown

    Planning layers have not been retrieved for this property yet.

  • Nearby development pipeline

    Unknown

    Nearby development applications are not loaded. This lot’s own applications are a separate question.

  • Honest achievable rent

    Knownlow

    This is not “bond data says this address leases for $X.” The comparable figure is a suburb advertised/median rent, not this property. Official bond files (postcode or suburb × type × bedrooms) are not loaded yet.

  • Rental supply pressure

    Unknown

    Supply pressure needs comparable listings near this lot plus a nearby DA pipeline. Neither is loaded.

  • Why is this cheap?

    Unknown

    The constraint stack has not been retrieved for this lot, so Districts cannot explain a discount versus land size.

  • Lot-level flood

    Unknown

    Official flood overlay has not been retrieved (pending). Missing layer is unknown, not “no.”

  • Catalyst exposure

    Unknown

    Funded catalyst catchments are not loaded. A TOD badge is not this product.

  • This lot's DA history

    Unknown

    Development applications have not been queried for this parcel.

  • Statutory land value versus ask

    Unknown

    Statutory land value is not available as free bulk data in this jurisdiction. Do not fake it with a suburb median.

  • Net yield / holding costs

    Unknown

    Net yield / holding costs are not estimated outside NSW without inventing land tax.

Area

Rostrevor in one glance

Rostrevor at a glance

9,212

People

$1,222,500

Median sale

$643/wk

Median rent

2.74%

Suburb gross yield

Median sale from 50 recorded sales (last 12 months) — a Districts calculation.

See the full Rostrevor report →

Keep researching

  • Why Rostrevor? Read the area thesis →
  • What else is on the market in Rostrevor →
  • Other records on Greenknoll Ave →

Listing material

Listed by Harris Real Estate Kent Town

Designer Detail, Family Scale – Rostrevor Refined for Lifestyle Luxury

Sweeping in stylish sophistication and flawless finish, 21B Greenknoll Avenue is a near-new statement in entry-level luxury living where bespoke feature and designer flair elevate this suburban stunner above its like-minded neighbours. From custom Venetian plaster feature walls and earthy time and stone selections, to indulgent bathrooms that double as private retreats, this hi-spec haven is designed to impress at every turn.

Delivering more than just a family-friendly 3-bed, 2-living footprint, the master suite sets a beautiful benchmark in refinement – think gallery windows, more striking Venetian plaster, generous WIR, and elegant ensuite keeping daily routines quietly in check. A central lounge drenched in natural light adds an inspired touch of versatility – the perfect hideaway for downtime, a kid-friendly retreat, or even a stylish open-air home office where WFH never looked so good.

Two more bedrooms midway offer comfort and convenience whether for guests or little legs on the move, while the adjacent family bathroom shines with stone-wash tiles, stylish free-standing bath, and separate WC/powder for everyday ease.

Read the full description

At the heart of it all, a stunning open-plan living and dining zone steals the show, headlined by a designer kitchen where sleek cabinetry, walk-in pantry and a stone-wrapped breakfast bar under pendant lighting create a foodie's dream to wine and dine. With built-in entertainment cabinetry, soft-floating sheers, crisp square-set ceilings, and effortless flow to not one but two north-facing alfresco areas, this is entertaining done with absolute polish.

Set against the leafy foothills with Black Hill and Morialta Conservation Park a stone's throw away, surrounded by elite schooling and scenic reserves, and moments from vibrant cafés and shopping precincts, this prestigious Rostrevor address strikes the perfect balance of lifestyle and location for families chasing their forever home in unmistakable style.

Features you'll love:

- Beautifully light-filled open-plan entertaining headlined by the sparkling kitchen flush with stone bench tops + breakfast bar, pendant lighting, sleek contrast cabinetry + WIP, as well as gleaming stainless appliances + integrated dishwasher

- Dual corner glass sliders fully opening this sweet social hub to the all-weather alfresco with second outdoor dining space + sunny kid-friendly lawns in between

- Lovely second lounge with adjoining courtyard adding versatile entertaining options, a cosy day time relaxer, as well as open-air study/home office option

- Superb master bedroom featuring gallery windows, WIR + luxe ensuite with full-height tiling + striking Venetian plaster

- 2 additional spacious bedrooms, both with handy BIRs + wide windows

- Luxurious family bathroom featuring separate shower + elegant bath, as well as separate WC + powder

- Functional laundry with storage, powerful ducted AC throughout + bill-busting 13.3kw solar system

- Secure garage with auto panel lift door, aggregate concrete driveway + designer street frontage

Location highlights:

- A leisure stroll to local parks + playgrounds, as well as Black Hill + Morialta Conservation Park encouraging an active, outdoors lifestyle

- Great access to public transport options, a stone's throw to Thorndon Park Primary, as well as Morialta Secondary, Saint Ignatius + Rostrevor College for fantastic schooling options

- Around the corner from Newton Village for all your daily essentials + just 5-minutes to vibrant Newton Central dishing up more great shopping options, popular cafés + delicious specialty stores

Specifications:

CT / 6251/824

Council / Campbelltown

Zoning / GN

Built / 2022 | Builder/ Sweedy Homes

Land / 373m2 (approx)

Frontage / 8.99m

Council Rates / $2,290.40pa

Emergency Services Levy / $188.15pa

SA Water / $233.49pq

Estimated rental assessment / $700 - $750 per week / Written rental assessment can be provided upon request

Nearby Schools / Stradbroke School, Thorndon Park P.S, Athelstone School, East Torrens P.S, Paradise P.S, Morialta Secondary College, Charles Campbell College

Disclaimer: All information provided has been obtained from sources we believe to be accurate, however, we cannot guarantee the information is accurate and we accept no liability for any errors or omissions (including but not limited to a property's land size, floor plans and size, building age and condition). Interested parties should make their own enquiries and obtain their own legal and financial advice. Should this property be scheduled for auction, the Vendor's Statement may be inspected at any Harris Real Estate office for 3 consecutive business days immediately preceding the auction and at the auction for 30 minutes before it starts. RLA | 226409

Listing description written by Tom Hector, Harris Real Estate Kent Town — reproduced as published, not verified by Districts.

Property features

  • Air Conditioning
  • Built-in Robes
  • Dishwasher
  • Ensuites: 1
  • Outdoor Entertaining
  • Secure Parking
  • Shed
  • Solar Panels
Districts

Australian property research from recorded sales, listings, and official layers. Missing data is shown as unavailable, never filled in.

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Research purposes only. Not personal financial advice, a valuation, or a planning certificate. Always speak to a licensed financial adviser before you act.