Should You Become a One-Car Household in Retirement?

Ross Marino |

The second car now spends more time parked. With fewer commutes and a replacement approaching, keeping it may feel like paying for a life you no longer lead. One partner sees fewer bills and maintenance appointments. The other sees the freedom to leave without negotiating a schedule.

Both views belong in the decision. You may both remain capable drivers. The question is whether one shared vehicle can support two independent lives at a total cost you both accept.

What would you actually save?

Transportation is a major household expense in national spending data, but your own costs determine this choice.[1] Start with the second car’s insurance, registration, parking, maintenance, fuel, and any remaining payments. Identify what would disappear and what would shift to the vehicle you keep. Ask your insurance professional for the actual revised premium.

Keep two views separate. Your cash-flow estimate tracks payments leaving your accounts, including loan principal while payments remain due. A broader ownership comparison includes depreciation—the vehicle’s loss in value—and financing interest. Don't add purchase price, loan principal, depreciation, and a future replacement reserve as separate costs of the same vehicle. National new-car ownership research provides context, not a quote for your underused car.[2]

Sale proceeds, after any loan payoff and selling costs, release money once. Ongoing savings equal the bills you avoid minus added costs for the remaining car and alternative transportation. Money set aside for a future replacement is a savings allocation; distinguish it from current operating bills.

Which trips would become harder?

Look at a representative month together. Preserve separate friendships, classes, volunteering, caregiving, and spontaneous outings alongside errands and appointments. Research links alternative transportation use with participation in more types of social activities among older adults; it does not establish that every alternative works for every household.[3]

Compare the same trips under both arrangements. Notice whether a lower bill requires one person to wait, reschedule, drive the other, or organize every ride.

Separate routine errands

Two vehicles

Each partner can leave independently; both cars carry ownership costs.

One vehicle plus a tested alternative

Stagger trips or pay for a separate ride; coordination replaces some vehicle expense.

What must work for both partners

Neither partner repeatedly postpones errands or becomes the default driver.

Appointments at the same time

Two vehicles

Each partner has a car available, assuming both are usable.

One vehicle plus a tested alternative

One takes the car; the other needs a dependable round trip, including any waiting cost.

What must work for both partners

Pickup and return timing work without either person canceling an appointment.

One partner away with the car

Two vehicles

The partner at home retains a vehicle and its ongoing costs.

One vehicle plus a tested alternative

The partner at home pays for and arranges alternatives throughout the absence.

What must work for both partners

Routine outings and unexpected needs remain manageable without unconfirmed favors.

Availability cannot be assumed. A national poll found that some older adults lacked local ride services or public transportation.[4] A neighbor’s occasional offer also doesn't provide dependable access when your partner is away.

Dovetail Principle: The Reason Behind a Goal Can Change the Plan

A goal to “spend less on cars” may really mean fewer responsibilities, more room for travel, or less money tied up in an underused possession. Your partner may hear “less freedom.” Understanding both reasons changes what counts as success: savings that matter and dependable independence for each person.

How can you try one car before selling?

Leave the second car available as a fallback while you practice sharing for several representative weeks. Include overlapping appointments and a period when one partner takes the car away. Record when you use the fallback; those trips reveal gaps, not failures to cooperate.

Test actual alternatives from booking through pickup, payment, arrival, and the return home. Confirm service boundaries, hours, advance reservations, eligibility, assistance, cancellation terms, and full fares with each provider. Community transportation services differ on these features.[5] Where available, travel training can help people learn an unfamiliar service.[6] No one should have to accept an uncomfortable ride just to stay within budget.

Track fares, tips, delivery charges, occasional rentals, and additional mileage on the shared car. Also record who books rides, waits, or changes plans. Try a backup for a canceled pickup. Use paid help or family rides only when availability, willingness, and costs are confirmed; ordinary ride arrangements do not replace emergency services.

What would justify keeping either arrangement?

Review the trial separately, then together. Did each person keep important activities? Did the work of coordinating fall fairly? Build an annual spending estimate that includes irregular trips and a reasonable allowance for more expensive alternatives. Keep sale proceeds separate, and ask your advisor how the ongoing change affects your retirement spending plan.

Reconsider after repeated cancellations, rising fares, new caregiving duties, or changed schedules. Medical driving-fitness questions belong with qualified clinicians; confirm insurance terms with your insurance professional and material legal or tax questions with the appropriate adviser.

Keep two vehicles when the independence and dependable access justify their cost. Move to one when the tested arrangement serves both partners, its full costs fit, and neither person depends on unconfirmed favors or alternatives they are uncomfortable using.

Related Reading: Continue with How Should Couples Decide Which Retirement Spending Is Shared and Which Is Personal? to explore room for individual priorities within a shared plan.

About the author

Ross Marino, CFP®, CeFT®, is the Founder & CEO of Dovetail Financial and creator of Human-First Financial Guidance®. He helps people nearing or living in retirement connect their lives and wealth so that financial decisions become clearer, more personal, and easier to navigate.

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Notes

  1. U.S. Bureau of Labor Statistics. Consumer Expenditures in 2024.
  2. AAA. AAA: New Vehicle Ownership Costs Hit $12,863 Annually.
  3. Latham-Mintus, Manierre, and Miller; The Gerontologist. Staying Connected: Alternative Transportation Use, Neighborhoods, and Social Participation Among Older Americans.
  4. University of Michigan National Poll on Healthy Aging. The Road Ahead: Driving Behaviors, Confidence, and Planning Among Adults Age 65+.
  5. National Aging and Disability Transportation Center. Transportation Options for Mobility Independence.
  6. National Aging and Disability Transportation Center. Travel Training.

Disclosure

This content is provided by Dovetail Financial Group LLC (“Dovetail Financial”) for informational and educational purposes only. It is not intended as, and should not be construed as, individualized investment, tax, legal, or accounting advice; a recommendation to buy or sell any security; or a recommendation to adopt any investment strategy. Because each person’s situation is unique, readers should consult their own financial, tax, and legal professionals before taking action based on this content. Information contained herein is believed to be reliable, but its accuracy or completeness is not guaranteed. Any opinions expressed are current as of the date of publication and are subject to change without notice. All investing involves risk, including the possible loss of principal. Asset allocation and diversification do not guarantee profits or protect against losses in declining markets. Past performance is not a guarantee of future results. Dovetail Financial Group LLC is a registered investment adviser. Registration does not imply a certain level of skill or training. Additional information about Dovetail Financial Group LLC, including Form ADV Part 2A and Form CRS, is available at adviserinfo.sec.gov. © 2026 Dovetail Financial Group LLC. All rights reserved.