Short answer: the calmest predictable corner you have
A Netherland Dwarf's cage belongs in a low-traffic room with a steady routine — the corner of a quiet bedroom, a study or the settled end of a sitting room. Put it at floor level or on a very low, stable stand, against a wall so she has a sheltered side. Front halls, playrooms and the space beside a front door are poor choices: slamming, shouting and visitors arriving without warning are exactly what this small, watchful breed finds hardest.
Small size means the house feels bigger and louder
Everything about a Netherland Dwarf is scaled down except her alertness. Footsteps through a floor, a dropped pan in the next room and a dog barking at the post all register strongly, and a rabbit this small cannot move far inside a cage to put distance between herself and a disturbance. A room where sounds arrive muffled by a closed door or a corridor gives her recovery time between surprises, and you will usually see the difference in a dwarf who comes to the bars instead of bolting for her hide.
Height is a real safety issue
Never site this cage on a tall dresser or stacked storage boxes. Dwarfs are quick and can launch sideways when a hand surprises them, and a fall that a larger rabbit might survive can seriously injure a rabbit this light-boned. Floor-level placement also makes cleaning and feeding a crouch-down, unhurried job, which suits an animal who reads looming shadows from above as a threat. If dogs share the home, a low cage in a room with a door you can shut beats a raised cage in open-plan space.
Light, temperature and the hide inside the cage
Keep the spot out of direct sun and away from radiators, as with any rabbit, but pay special attention to cover: place the cage so her hide house sits on the wall side, giving a dark retreat that does not face the room. Avoid a conservatory or a room over a boiler where warmth builds by evening. A night-light level of evening dimness is fine — she does not need blackout — but avoid keeping her under a lamp that stays on late while the rest of the house sleeps.
Sound-proofing helps more than owners expect at this scale. A folded blanket under the cage, not inside it, dulls vibration from floorboards, and a solid-backed cage against the wall reflects less noise back at her than a barred cage standing in open space. Keep a radio or household sounds playing softly in the room during her first days only if that is genuinely the room's normal volume — do not train her to a hush the house cannot maintain, because the first normal noisy evening will then feel like an ambush.
Settling her in and sharing the approach
For the first week, let her learn the room's sounds from inside the cage before floor time begins, and keep visits short and seated at her level. Note what startles her — the hoover cupboard, a particular door — and adjust rather than expecting her to harden to it. Through KinsLe's Family Sharing, those handling notes, favourite foods and vet details sit on her shared profile, so every family member approaches this small rabbit the same quiet way.