How to Frame the Perfect Area for Your Minecraft World (Size, Cost & Modes)

Everyone's first instinct is to generate their entire city. I did it too. The result technically works — and takes ages to generate, costs more credits, and you spend your first hour walking past empty suburbs to reach the one street you actually care about. After generating a lot of worlds, here's the honest guidance: the frame matters more than the place. This guide covers the size sweet spot, what each generation mode is for, and the small tricks (spawn point, time of day) that make a world feel great on first load.

Cartosketch worlds are generated from OpenStreetMap data (map data © OpenStreetMap contributors) — real streets and buildings converted to blocks, no AI involved. Cartosketch is not affiliated with Mojang or Microsoft.

Size: think neighborhood, not city

Minecraft distance is walking distance. A 2 km² frame — roughly 20 city blocks — already takes a good while to explore on foot, and every street in it is somewhere you recognize. A 100 km² frame is a commute.

Frame	Credits	What it feels like in game
1–2 km²	1	A campus, a historic center, your immediate neighborhood — everything walkable
2–5 km²	1	The sweet spot: a full district with landmarks, still dense
10–20 km²	1–2	A small city — great for elytra flight, sparse on foot
50+ km²	5+	Regional scale; expect long generation times and lots of in-between

Since everything under 10 km² costs the same 1 credit, err on the smaller, denser side — a tight frame around the interesting part beats a loose frame with padding.

The three generation modes

• Objects + Terrain (default) — buildings and roads placed on the real elevation profile. Pick it whenever the landscape is part of the story: hillside towns, river valleys, coastlines, anywhere you'd describe with the word "view."
• Objects only — the same buildings and roads on flat ground. Counterintuitively, this often reads better for dense, flat city centers: no minor elevation noise breaking up street lines, and generation is faster.
• Terrain only — the landscape without any buildings or roads. Pick it for nature: a gorge, a volcano, a mountain range you want to build on yourself. It turns the generator into a source of real-world terrain for your own building projects.

Where the map data is rich (and where it isn't)

Generated detail matches OpenStreetMap coverage. Cities, towns, campuses, and tourist areas are richly mapped almost everywhere in the world; remote countryside generates mostly terrain with the occasional road. Two practical tips:

• If a rural place matters to you, frame it with the nearest village in the same shot so the world has built anchors.
• Landmarks are usually the best-mapped spots in any city — framing around one guarantees a strong centerpiece.

Spawn point and time of day

Two settings people skip that shape the first impression:

• Spawn point — by default the generator picks one for you. Setting it yourself (drag the marker or click the map) is worth it: spawn on the street in front of "your" building, facing the landmark. Avoid rooftops and water.
• World time — the time-of-day presets set the light you spawn into. Golden-hour light does for a first screenshot what it does for photography.

Frequently asked questions

Can I extend a world later to cover more area?

Completed worlds keep their region locked. To cover a bigger or different area, create a new world and frame it — for areas under 10 km² that's one credit each.

Does a bigger area mean more detail?

No — detail density comes from the map data, not the frame size. A bigger frame means more ground, at the same per-block detail.

How long does generation take?

Small frames typically finish in under a minute; large regions take longer. You see live status the whole way, and every world gets a top-down preview image when it completes.

What happens if generation fails?

Credits are refunded automatically to where they came from, and you can adjust the frame or settings and try again on the same world.

Which mode should I pick for my hometown?

If it's flat, Objects only. If there's any hill, river valley, or coast you'd point out to a visitor, Objects + Terrain.