Is your property a development site?

If you own a block that a builder keeps knocking on the door about, you already suspect the truth: your house might be worth more as dirt with an approval story than as a place to live. The question owners actually ask isn't philosophical — it's blunt. What is my property worth to a developer? Is my house a development site? What will a developer pay for my land? This page answers all three, then hands you the tools to do something about it — without an agent, without a commission, and without waiting for the open market to tell developers you're for sale.

Type your address into the box above and GoSiteHunt screens whether your block reads as a development site and, if it does, roughly what a developer could pay for the land — the residual land value once they've backed out build costs, margin and the end value of what gets built. That figure is indicative screening, not a valuation. But it's the same arithmetic a developer runs before they buy, so it tells you whether the knock on your door is worth answering.

What a developer actually pays for — and why it isn't your house

A developer doesn't buy your kitchen renovation or your established garden. They buy the right to build something bigger on the footprint. That's why two identical houses on the same street can be worth wildly different amounts to a developer: one sits on a corner block with a wide frontage that yields three townhouses, the other is a battleaxe that yields nothing. The house is often a demolition line item.

The number a developer can pay works backwards from the finished scheme. Take the gross realisation — what the built-out townhouses, apartments or subdivided lots would sell for — then subtract construction, professional fees, holding costs, selling costs and the profit margin the developer needs to justify the risk. Whatever's left is the most they can pay for your land and still make their return. That's residual land value, and it's the ceiling on any offer you'll ever get. GoSiteHunt's free screen at What's My Site Worth runs exactly this logic from your address so you walk into any conversation already knowing the shape of the ceiling.

Is your house a development site? The tells

You don't need a planning degree to spot the signals. Development potential clusters around a handful of characteristics, and if several stack up on your block, developers are already interested:

• Land area and shape. Bigger, more regular blocks yield more dwellings. Wide frontage beats deep-and-narrow for most schemes.
• Zoning that permits density. Zones that allow townhouses, units or subdivision are the whole game — the same land under a single-dwelling zone is worth far less to a builder.
• Corner position or dual access. Corners and rear-lane access open up layouts that a mid-block site can't support.
• Location in a suburb where end values carry the numbers. Residual land value only works when the finished product sells for enough to cover the build and leave land value behind.
• Neighbours already selling to builders. When the block next door goes, the precedent — and often the amalgamation opportunity — lands on your doorstep too.

The address screen above weighs these for you and returns a plain-English read. If it comes back cold, that's useful too: it saves you chasing a development sale that the numbers don't support. If two adjoining owners each have half a site, the real value is often in going in together — see site amalgamation and sell together.

How selling direct to a developer works — free to list, no agent, no commission

Here's the part most owners don't realise: you can put your development site in front of active developers yourself, without appointing an agent and without surrendering a percentage of the sale price. GoSiteHunt runs an off-market development-site marketplace, and listing on it is free. There is no commission — the model is a flat advertising fee, the same way you'd pay to run a classified ad, not a cut of what you eventually sell for. On a seven-figure land deal, an agent's commission alone can run into tens of thousands of dollars. Direct, that money stays in your pocket.

To be completely clear about what GoSiteHunt is and isn't: it's an advertising and introduction platform, not a real estate agent. It never values your property, never negotiates on your behalf, never relays offers, and never touches the money. It puts your site in front of developers who are actively looking, and then you deal with them directly. You keep control of the conversation, the terms and the timing.

What happens after you list

Listing your site is a short, structured flow at Sell My Site. You provide four things:

• The address of the site.
• A short development note — your thesis for what could be built here (three townhouses, a small apartment block, a two-into-six subdivision). The address screen gives you the language for this if you don't already have it.
• A price basis — how you're framing what you want, whether that's an asking figure, a range, or an invitation for offers.
• Your contact details, so interested developers can reach you directly.

Once it's live, developers who are watching for sites like yours can see it and get in touch. You manage the listing — edit it, feature it, or withdraw it entirely — through a private link, so you're never locked in. If you want more eyes faster, there's an optional paid feature that promotes your listing above standard ones; it's a choice, not a requirement. The core listing costs nothing.

Who's actually watching — Deal Radar and standing developer demand

An advertising platform only works if the right people are on the other side of it. On GoSiteHunt, they are. Developers set a Deal Radar buy-box — their target location, minimum site size, budget and the product type they build — and get alerted the moment a matching off-market site lists, before the wider market sees it. Deal Radar subscriptions start from US$49/month, which means the developers watching are paying to be first in line for sites exactly like yours.

That standing demand is the entire reason listing off-market works. You're not shouting into an empty room hoping a builder wanders past — you're placing your site directly in the feed of buyers who have already told the platform they want it. Signed-in developers can also browse owner-direct listings on the members-only off-market page, dealing with owners directly, no agents in the middle.

The platform-not-agent reality — and why that's the point

It's worth sitting with the distinction, because it's what makes the free, no-commission model honest. A traditional agent takes your listing, controls the buyers, runs the negotiation and takes a percentage. GoSiteHunt deliberately does none of that. It's plumbing, not a middleman: it connects a motivated owner to motivated developers and then gets out of the way. Any "what a developer might pay" figure you see anywhere on the platform is indicative screening built on residual land value logic — not a valuation, and not an offer. Real numbers come from real developers, in a real conversation you run yourself.

That also means you carry the responsibility a good agent would normally shoulder: confirming planning controls, checking comparable sales, and taking advice before you sign anything. GoSiteHunt gives you the screen, the platform and the audience. The decision — and the upside — stays yours.

Indicative screening only — not valuation, planning, financial or legal advice.

Want to go deeper before you list?

The address screen is the fast answer, but the same engine powers the full development stack, free to start with 50 trial credits. If you want to pressure-test the numbers yourself, the residual land value calculator lets you model what a developer could pay for any site. The development site finder and feasibility software are the tools developers use to decide — seeing your own block through them is the sharpest way to understand what you're really holding. For the full picture of how the marketplace fits together, read how it works.

Frequently asked questions

Ready to see what your block is really worth to a developer? Use the address box at the top of this page, list your site free, or create a free account to explore the full development toolkit.