Downsizing is supposed to make life more simple, right? A smaller house with fewer costs and less things should bring more peace of mind.
Unfortunately, there are several financial and emotional mistakes that people often make when deciding to downsize their home.
The good news is that these mistakes can be avoided with a little preparation and planning.
In this article we share the 23 most common mistakes that people make when deciding to downsize along with how to avoid each mistake.
1. Overlooking Capital Gains Tax Implications
If you have lived in your current house for several decades, there’s a great chance that you’ll sell your house for much more than you bought it for years ago.
This means you might have to pay capital gains tax. Fortunately, the IRS allows you to exclude up to $250,000 (if you’re single) or $500,000 (if you’re married) if you have owned and used your house as your primary residence for at least two out of the past five years.
However, any profit beyond these exclusion amounts is subject to capital gains taxes.
This is something that a lot of downsizers completely forget about and it can seriously impact the amount you’re planning to spend on the new house.
The easy fix is to run the numbers before you list your house and be prepared to set aside extra money to pay potential capital gains taxes if they apply to you.
2. Underestimating Closing Costs and Realtor Fees
Selling a home isn’t just handing someone keys and walking away with a suitcase of cash like in the movies.
Realtor commissions, title fees, transfer taxes, and closing costs can easily eat 5-10% of the sale price before you even start shopping for your new place.
And when you turn around and buy a home, this comes with its own closing costs like lender fees, inspection fees, appraisal fees, and more.
Be sure to budget for all of the transaction costs that come with buying and selling a home so you don’t end up in a situation where you have far less savings in the bank than you thought you would.
3. Buying a New Home Without Comparing Total Monthly Costs
A smaller house sounds like it should mean smaller bills.
But people forget that a new home might have HOA fees, higher property taxes due to being in a different zip code, or higher homeowners insurance.
It’s important to actually run the numbers and make sure that when you downsize your home you’re not actually upsizing your monthly expenses from these hidden costs.
The asking price of the new home you’re buying isn’t the only number that should factor into your decision on where to live.
4. Not Timing the Sale With the Local Market Cycle
Another common mistake people make when downsizing is attempting to sell their house during a seasonal lull or during a market downturn.
Selling at the wrong time can mean longer time on the market, fewer showings, and ultimately a lower selling price.
Individual real estate markets have their own patterns – some houses sell fastest in the spring while in other markets the fall might be the better time to list your property.
A quick conversation with a local agent about seasonal trends costs nothing and can be worth thousands at closing.
5. Moving Into a Home That Still Requires Major Renovations
Buying a fixer-upper when your goal was to simplify life is like adopting a puppy to get more sleep.
When deciding on a new place to live, it might sound fund to complete some projects on the new home to turn it into a place you love.
But renovation costs almost always run higher than the initial estimate, and timelines have a tendency to stretch.
If downsizing is about reducing stress and cost, make sure that you actually purchase a place that has everything you want already in place. You want to buy a place that gives you peace of mind, not an endless number of expensive projects.
6. Renovating Your Own Home Before Selling
Another common mistake downsizers make is attempting to renovate their own home just before selling it.
Homeowners often sink money into a shiny new kitchen or a fancy primary bath remodel right before selling, assuming buyers will pay dollar-for-dollar for the improvements. They usually don’t.
Talk to a real estate agent before swinging a hammer. A fresh coat of paint and decluttering often outperforms an expensive renovation, at a fraction of the price.
7. Waiting Too Long to Declutter
Decluttering a home that you’ve lived in for decades is often a much bigger task than most people anticipate.
One of the most common mistakes people make when downsizing their home is waiting too long to actually declutter.
And rushed decluttering leads to rushed decisions — donating things you meant to sell, tossing things you meant to keep, and paying rush fees to haulers because there’s no time left to do it any other way.
The fix is simple: Start early, go room by room, and give yourself permission to make decisions slowly. Your mental health will thank you.
8. Overestimating the Sale Price of Your Own Home
Every homeowner believes their house is slightly more special than the market does.
Sentimental value is real, but appraisers and buyers don’t factor in “this is where we raised our kids” into their offers.
Pricing too high based on emotional attachment (or outdated comps from your neighbor’s sale five years ago) often backfires. The home sits, gets stale on the market, and eventually sells for less than it would have with the right price from day one.
Trust the comps, trust your agent, and separate your memories from your listing price. The house doesn’t know it’s special — the market only knows numbers.
9. Skipping a Pre-listing Home Inspection
Most people are familiar with home inspections before buying a house, but it’s usually a good idea to get an inspection before selling your existing house as well.
A pre-listing inspection on your own home lets you find problems on your own terms, fix what’s worth fixing, and walk into negotiations with confidence instead of getting blindsided at the closing table.
It’s a small upfront cost that protects a much larger number down the line — your final sale price.
10. Buying Before Selling (or Selling Before Buying)
If you buy your new home before selling your current home, you might end up paying for two mortgages for a certain amount of time.
But if you sell your current home before buying a new one, you might be stuck trying to find temporary housing or paying for storage units.
Neither scenario is disastrous, but both come with costs that are easy to underestimate — bridge loan interest, rushed decision-making, or the classic “let’s just take this offer so we have somewhere to live.”
A well-timed contingency, a bridge loan, or a rent-back agreement can help you avoid the squeeze.
11. Keeping Too Much Furniture and Paying for Long-Term Storage
Another classic mistake that downsizers make is keeping too much of their existing furniture and then needing to pay for storage units to store the furniture, often for much longer than they anticipated.
The solution to this mistake is simple: measure your new space first and then decide which of your existing furniture should actually make the move with you.
If it doesn’t fit the floor plan in the new home, it’s costing you more to store than it’s worth keeping.
12. Hiring the Cheapest Moving Company Without Checking Reviews
When you downsize your home, you’ll likely need the assistance of movers.
One classic mistake people have a tendency to make is simply hiring the cheapest movies they can find online. Unfortunately, there’s usually a good reason those movers are so cheap.
Before deciding on a moving company to use, get multiple quotes, read the reviews and confirm their licensing and insurance.
The goal is to hire a mover who shows up on time with your belongings intact, not just the one who is the cheapest on paper.
13. Choosing a Home Based Only on Today’s Needs
Buying a home that fits only your current mobility, health, and lifestyle means you might be doing this whole downsizing process again in five or ten years, with all the costs that come with it: another sale, another move, another round of closing costs.
When considering a new home to buy, you should be thinking about the extended future. Are those stairs going to be a problem in 15 years? Are the narrow doorways wheelchair friendly?
Even if everything in the home looks “fine right now” – you should keep in mind that “right now” doesn’t last forever.
Thinking a decade ahead can save you from repeating an expensive downsizing process again sooner than you’d like.
14. Keeping Duplicate Household Items “Just in Case”
Four sets of dishes. Three toaster ovens. Enough folding chairs to seat a wedding reception you’re not hosting. Downsizing households often means merging decades of “just in case” purchases into one home that has room for exactly one of each.
Every duplicate item you keep takes up space you’re now paying more per square foot for, since your new home is smaller.
The solution is to pick your favorite of each item, sell or donate the rest, and resist the urge to keep three can openers “in case one breaks.” One can opener has survived entire decades before; it can handle this too.
15. Not Shopping Around for Homeowners Insurance
It’s tempting to just call your current insurer, tell them about the new address, and move on with your day. But rates can vary wildly between providers for the exact same coverage, and loyalty doesn’t always come with a discount — sometimes it comes with a markup nobody mentions out loud.
Auto-renewing or auto-transferring a policy without comparing quotes means you might be overpaying for years without ever knowing it.
A little comparison shopping for homeowners insurance can result in significant savings for identical coverage.
This is a task that is pretty boring to do but it’s often one of those tasks that can save you thousands of dollars over the years of owning a home.
16. Moving Too Far From Family
When deciding to downsize, it’s easy to get too focused on all of the financial savings you’re about to make without considering one of the most factors that affect your quality of life – your proximity to family.
If your dream retirement house is located in a different state than all of your family, then that might not be a dream after all if you always have to hop in a car for an extended drive or even on a flight just to visit your loved ones.
Plus, if you ever need last-minute help, it’s a major inconvenience to not have any family around.
Be sure to weigh the lifestyle upgrade of getting a new home with the real cost of staying connected with people you love.
17. Rushing the Sale
Another common mistake downsizers make is rushing the entire process.
That urge to be done with the process is understandable — moving is exhausting — but it can quietly cost thousands in equity that a little patience would have captured.
Deciding to sell for too low of a price just to “get the sale over with” can cost you thousands in equity.
Give the sale room to breathe. A few extra weeks on the market is a small price for a meaningfully better offer.
18. Failing to Update the Estate Plan
You updated your address. Did you update your will, your deed, and your beneficiary designations? A lot of downsizers forget that a new home changes their asset picture, and outdated estate documents can create expensive legal headaches for the people you leave behind.
This mistake doesn’t cost you directly. Instead, it costs your heirs in the form of probate delays, confusion, or assets that don’t go where you intended.
A quick check-in with an estate attorney after the move is a small task that prevents a much bigger, much later mess.
19. Downsizing Too Much
You want a smaller home with less square footage to clean. That’s understandable. But be careful not to buy a place that’s too small because then your place becomes a hassle for family and friends to visit.
Going too small can also mean there’s not guest room for visiting kids and not enough space to host holidays.
Be sure to strike a balance between finding a place that’s small and comfortable to live in with finding a place that’s accommodating when friends and family come to visit.
20. Failing to Check Hallway Size for Wheelchair Access
It’s easy to picture your future self as exactly as mobile as you are today. But narrow hallways, tight doorways, and multi-level layouts can become expensive obstacles if mobility changes down the road — expensive as in retrofitting doorways, adding ramps, or moving again sooner than planned.
This is one of those mistakes that’s invisible until it suddenly isn’t, and by then the fixes are far more expensive than they would have been if you’d planned ahead.
Even if it’s not a concern today, checking a home’s accessibility now can save a costly renovation later.
21. Focusing Too Much on Squeezing Every Dollar Out of Sellable Items
Listing every single item for sale — the chipped mugs, the mismatched Tupperware, the ancient exercise bike — sounds financially responsible.
In practice, it can create a headache that isn’t worth your time.
Some items simply aren’t worth the hustle. For many items, donating or recycling them makes the most sense and is much faster and less stressful than trying to squeeze a few bucks out of them.
Downsizing should be a process that brings you peace, not stress.
22. Not Canceling or Transferring Recurring Services
Arguably the most common mistake people make when downsizing is forgetting to update their new address on all of their existing services and subscriptions.
The old security monitoring, the old gym membership, and the subscription boxes linked to your old address are little recurring charges have a way of surviving the move long after they should have been canceled.
None of them feel expensive individually. Collectively, forgotten subscriptions can quietly drain a bank account for months after moving day, all while providing exactly zero value.
The solution is to make a list of every recurring charge tied to your old address before you move, and go through it line by line. It’s not thrilling work, but it’s basically free money once it’s done.
23. Not Consulting a Financial or Tax Advisor Before the Sale
Downsizing touches almost every part of your financial life at once — capital gains, retirement accounts, Social Security timing, and estate planning. Trying to run all of these numbers yourself is not a good idea, especially if you’re not a professional.
A financial or tax advisor can spot issues you wouldn’t think to look for, like how the timing of your sale interacts with other income or benefits in a given year.
The cost of an hour with a professional is nothing compared to the cost of an avoidable mistake made without one. Consider it the one expense in this whole process designed to save you money, not spend it.
The Bottom Line
Downsizing is supposed to simplify your life, not make it more stressful.
Most of the mistakes on this list can be avoided with a little planning and preparation. And the end result will be that you save hours of headache along with thousands of dollars in your accounts.
Full Disclosure: Nothing on this site should ever be considered to be advice, research or an invitation to buy or sell any securities, please see my Terms & Conditions page for a full disclaimer.
