As soon as you have a date: ask your building three questions
Before you book movers, before you rent anything, ask your current property manager and your new one the same three questions.
What hours are moves permitted? Many buildings restrict moves to weekday business hours, which rules out the evening slot you were assuming.
Must the freight elevator or service entrance be reserved, and for how long a window? Reservations are usually taken only from the resident, not from the moving company, and popular windows go early in the month.
What documentation do you require from a moving company? Some buildings ask for a certificate of insurance before a crew is allowed past the lobby. Get the exact requirement in writing so you can hand it to whoever you hire, and ask them plainly whether they can meet it.
Getting these three answers first will change your date, your budget or your choice of company often enough that doing anything else first is wasted effort.
Four weeks out: measure the things that do not fit
The single most common move-day failure is a large piece of furniture that will not go where it needs to go. It is also the easiest to prevent.
Measure the narrowest doorway, the tightest turn on the staircase, and the elevator opening and interior depth. Then measure your largest pieces: the sofa (width, depth and diagonal depth), the mattress and box spring, the wardrobe, the desk. Box springs are a classic problem in older buildings — a standard queen box spring will not make some rowhouse stair turns, and a split box spring exists precisely for that reason.
If something does not clear, you have four weeks to plan around it instead of four minutes.
Three weeks out: sort the parking
Most residential blocks in the District are zoned residential permit parking, which means there may be nowhere legal for a moving vehicle to stand outside your door for three hours. The District has a process for temporary no-parking signage for moves — look up the current requirements, fee and lead time on the city’s website, because the lead time is what catches people out.
If your building has a loading dock or an alley entrance, use it; it is nearly always faster than a street-side load and it removes the problem entirely. If you are renting a truck, check the posted clearance of any garage you plan to enter before you book the size.
Two weeks out: book, confirm and start packing the rare stuff
Confirm your crew in writing, with the arrival window and the total including minimums and likely additional charges. Confirm the elevator reservation in writing too.
Begin packing the things you demonstrably do not use: books, out-of-season clothing, decorations, the contents of the closet you have not opened since you moved in. Label every box with its destination room and a short contents note on the top and one side, so a box turned around in a stack is still readable.
Start running down the freezer and the pantry now rather than throwing food away on move day.
One week out: the utilities and address week
Schedule electricity, gas, internet and water transfers with a start date at the new address one day before you move in, and an end date at the old one the day after you move out. Overlapping by a day costs very little and prevents a genuinely miserable first night.
File your change of address with the postal service, then update it with your bank, employer, insurer, doctor, pharmacy, and anywhere that sends you something you actually need. If you have a residential parking permit, find out what your new zone requires.
Two days out: pack the box that matters
Pack one box or bag you keep with you and open first: bedding, a towel, toiletries, phone and laptop chargers, medication, a change of clothes, basic tools, toilet paper, hand soap, a box cutter, and whatever gets your morning started. Mark it and put it in your car, not in the truck.
Disassemble what has to come apart — bed frames, table legs, mirror mounts — and bag the hardware taped to the item it belongs to. This is the single highest-value hour of preparation there is.
Charge everything. Confirm the arrival window with your crew.
Move day, in order
Clear the path first: hallway, stairwell, the route from the door to the vehicle. Put down protection in shared corridors if the building has not.
Walk the space with the crew lead before anything moves. Point out what is fragile, what is not going, and where things land at the other end. Five minutes here saves an hour later.
Load the heaviest, squarest items first and strap off each tier. Keep the first-open box and anything valuable — documents, jewelry, laptops, keys — with you rather than on the truck.
Before you leave, walk the empty unit with the closet doors, cabinets, oven and dishwasher open, and check the balcony and the basement or storage cage. Photograph the empty unit for your deposit. Do the same walkthrough at the new place before the crew leaves, while there is still someone there who can move something.
The week after
Unpack the kitchen and the bedroom first — those two rooms are most of the difference between camping and living somewhere. Break down cardboard as you go and check your building’s recycling rules for it.
If your movers did a good job, tell them so publicly; if they did not, say so specifically and give them the chance to make it right. Small local companies live and die on that feedback, and honest reviews are how the next person in your building chooses.