Sinking funds categories: a list with examples
The right categories are the bills you already know are coming but do not pay every month. Here is a list to pick from.
What makes a good sinking fund category
A sinking fund works for an expense that is predictable in size and timing but not monthly. If you can roughly say how much it will cost and when it will land, it belongs in a sinking fund. If it is monthly, it belongs in your regular budget. If you cannot predict it at all, it belongs in your emergency fund.
Most people start with five to eight funds. More than fifteen gets hard to keep up with, and the small ones can be merged into a single "irregular expenses" fund.
The list
Car
- Insurance, if you pay it every six or twelve months
- Registration and inspection
- Tires, brakes, oil changes and routine maintenance
- Next car down payment
Home
- Property tax, if it is not in your mortgage escrow
- Homeowners or renters insurance paid yearly
- Home repairs and appliance replacement
- Furniture and household items
- Moving costs or a new lease deposit
Family and kids
- Back-to-school clothes and supplies
- Summer camp and childcare gaps
- Sports fees, uniforms and music lessons
- School trips and class photos
Health
- Deductibles and copays you expect to hit
- Dental work and glasses
- Prescriptions not fully covered
Pets
- Annual vet checkup and vaccines
- Boarding during trips
- Grooming
Celebrations
- Christmas and holiday gifts
- Birthdays (yours, family, kids' parties)
- Weddings you are invited to, including travel
- Anniversary, Valentine's and Mother's or Father's Day
Annual bills and memberships
- Software, cloud storage and streaming plans billed yearly
- Warehouse club and professional memberships
- Domain names and website hosting
Lifestyle and goals
- Vacation
- Clothing and shoes
- Electronics replacement (phone, laptop)
- Haircuts and personal care if irregular
- Hobby gear and classes
How to put a price on each category
Look back at last year's bank and card statements. For each category, add up what you actually spent, not what you hoped to spend. If a cost is coming for the first time, get a quote or use a round estimate and correct it later.
Example with made-up numbers
Car insurance due in August: 960 · already saved 0 · 8 months left → 120 per month
Christmas in December: 800 · already saved 100 · 12 months left → 58.33 per month
Vet in May: 300 · 6 months left → 50 per month
Total sinking funds line in the budget: 228.33 per month
That total is what goes into your monthly budget as one line. The sinking fund calculator does the per-month and per-paycheck split for up to ten expenses at once.
Which ones to start with
Pick the funds whose bills hurt the most last year. For most households that is car insurance, holidays and car repairs. Once those three run smoothly for two or three months, add the next ones. Starting with twenty funds in January is the most common way to give up by March.
For the setup itself (one account or many, how to track balances), see how to organize sinking funds. For the bills that tend to be forgotten, there is a separate annual expenses checklist.
Frequently asked questions
How many sinking funds should I have?
Start with five to eight, focused on the irregular bills that caused the most stress last year. You can merge small ones into a single irregular expenses fund.
What is the difference between a sinking fund and an emergency fund?
A sinking fund is for a known expense with a rough amount and date, like car insurance or holiday gifts. An emergency fund is for events you cannot plan, like a job loss or a large unexpected repair.
Should groceries or rent be a sinking fund?
No. Monthly costs go in the regular budget. Sinking funds are for costs that come less often than once a month.
General information, not financial, tax or legal advice. Examples use made-up numbers.
Sinking Funds Tracker 2027
A fund for every bill you can see coming: progress bars, a deposit log and a monthly plan for 2027.