Remodeling, additions and ADUs across Los Angeles County.

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Budgeting and financing a remodel

A realistic budget is the most useful thing you can bring to your first meeting with a contractor. Here is where the money goes, what pushes the number up, how much to hold back, and the common ways homeowners pay for the work.

10 min readUpdated October 2026Los Angeles County

Most budget trouble isn't about the big items. It comes from the parts nobody priced: the permit, the panel upgrade, the rot behind the shower wall, the week of hotel stays. Planning for those up front is what keeps a project on track.

1. Where the money goes

Every remodel budget is made of the same handful of categories. The mix changes with the job, but if a bid or estimate is missing one of these, ask why.

CategoryWhat it coversWhat to watch
LaborThe crew and the trades: demolition, framing, plumbing, electrical, drywall, tile, paint and installationOften the largest share. Moving plumbing, gas or walls adds trade hours quickly.
Materials and finishesLumber, wiring and pipe, plus everything you see: cabinets, counters, tile, flooring, fixtures, lighting and appliancesFinish choices swing this category more than any other. Sales tax applies too.
Design and engineeringDrawings from a designer or architect, structural engineering, and energy calculations when requiredNeeded when walls, plumbing or the footprint change, and for new living space.
Permits and feesPlan check and permit fees from your city or the county, and sometimes school or utility feesLarger jobs and new living space carry more fees. Some cities charge more than others.
Site protection and cleanupFloor and dust protection, dumpsters, haul-away and final cleaningEasy to leave out of a low bid. Ask if it is included.
TestingLead and asbestos testing in older homes before demolitionPlan on it for homes built before 1978.
ContingencyMoney held back for conditions nobody can see until the walls are openNot a padding line. It is your cushion for surprises.
Living costsTemporary kitchen, eating out, storage, or a short-term rental for big jobsNot part of any contractor's bid, but part of your real budget.

Our cost planner includes these categories in every estimate and explains what each job leaves out, so you can see the whole number rather than just the construction line.

2. Finish levels and how they change the price

The same bathroom can cost very different amounts depending on what goes into it. It helps to think in four levels:

  • Basic. Stock materials, simple layouts and builder-grade fixtures. Clean and functional, and the fastest to source.
  • Standard. Better cabinets and fixtures, quartz or similar counters, tile with some detail. What most homeowners choose.
  • Premium. Semi-custom or custom cabinets, natural stone, designer tile and fixtures, more lighting and better appliances.
  • Luxury. Fully custom work, high-end appliances, specialty materials and detailed installation that takes more labor hours.

Finish level affects more than the material price. Higher-end tile is often smaller or more complex to lay, custom cabinets take longer to build, and special-order items can stretch the schedule. You don't have to pick one level for the whole project. Many people spend on the things they touch every day, like counters and faucets, and save on things they rarely notice.

The planner lets you switch finish levels on each job and see how the range moves.

3. Hidden costs to plan for

Two homes of the same size can be very different behind the walls. These are the costs that most often surprise Los Angeles homeowners:

  • Older homes. Framing that isn't square or level, old wiring, galvanized or cast-iron pipes, and past repairs that weren't done to code.
  • Electrical panel upgrades. New kitchens, heat pumps, EV chargers and ADUs often need more capacity than an older panel provides. Sometimes the utility has to be involved too.
  • Sewer lines. Older clay or cast-iron sewer lines can be cracked or blocked by roots. A camera inspection before a kitchen, bathroom or ADU project is worth considering.
  • Hazardous materials. Homes built before 1978 may have lead paint, and older flooring, ceilings and duct wrap may contain asbestos. Testing comes before demolition, and abatement, if needed, adds cost and time.
  • Water and termite damage. Common around showers, tubs, sinks and exterior walls, and usually found only once things are opened up.
  • Code upgrades. Work that touches one system can require bringing related parts up to current code, such as smoke and carbon monoxide alarms or outlet protection.
Test before you demolish

If your home was built before 1978, ask for lead and asbestos testing before work starts. Finding a problem halfway through demolition stops the job and costs more than testing up front.

4. How much contingency to hold

Set aside 10 to 15 percent of the project cost on top of the estimate. Lean toward the higher end for older homes, for kitchens and bathrooms where plumbing is involved, and for any project that opens up a lot of walls or floors.

Contingency is for things nobody could have known, like damage found during demolition. It is not for upgrades you decide on halfway through. If you think you might want nicer tile later, budget for it now as a separate line, so your cushion is still there when you need it.

Any work paid from the contingency should be written up as a change order with a price before it is done. If you don't use it, it stays in your pocket.

5. Return on investment

Some projects recoup more of their cost when you sell than others. In general, smaller updates that improve curb appeal or refresh a dated space tend to return a larger share of their cost, while large, high-end remodels usually return a smaller share. New living space, like an ADU, can add value in other ways, including rental income.

Resale averages only tell part of the story. Your neighborhood, how long you plan to stay, and how much you will enjoy the space matter just as much. The cost planner's Resale value section shows how common projects tend to pay back in our region.

One more thing to know: in California, adding new living space, such as an addition or an ADU, can raise your property tax assessment, while repairs and like-for-like replacements usually don't. Your county assessor can tell you how this applies to your project.

6. Ways to pay for a remodel

Many homeowners combine savings with some form of borrowing. Each option has trade-offs in cost, flexibility and risk. This is a general overview, not financial advice. Talk to a lender or financial advisor about your own situation, and compare the full terms of any loan before you sign.

OptionHow it worksWorth knowing
Cash or savingsYou pay from your own funds as the work progressesNo interest or loan paperwork. Keep a separate reserve so the contingency doesn't drain your emergency fund.
HELOC (home equity line of credit)A revolving line secured by your home that you draw on as neededUseful when payments are spread out over the job. Rates are usually variable, and your home is the collateral.
Home equity loanA lump sum secured by your home, repaid in fixed paymentsPredictable payments. You pay interest on the full amount from day one, and your home is the collateral.
Cash-out refinanceYou replace your mortgage with a larger one and take the difference in cashCan make sense for large projects. If your current mortgage rate is low, you may give it up, and closing costs apply.
Personal loanAn unsecured loan based on your creditFaster approval and no lien on your home, but rates are often higher and terms shorter.
Contractor or third-party financingA loan arranged through your contractor with an independent lenderConvenient. Compare the rate, fees and terms with other options, and watch for promotional rates that change later.
FHA 203(k) and other renovation mortgagesA mortgage that rolls renovation costs into a home purchase or refinanceHelpful when buying a home that needs work. Expect more paperwork, inspections and lender rules on how funds are released.
PACE financingFinancing for qualifying energy or resilience upgrades, repaid through your property tax billCreates a lien on your property that can complicate selling or refinancing. Read every term carefully and compare with other options first.

HRG doesn't make loans, but we work with independent lenders and can point you to them. Approval and terms depend on the lender and your situation.

To see what a project might cost per month, try the financing calculator in the planner. It compares common loan types using example rates, not offers.

7. Rebates and incentives

Energy and water work can qualify for rebates from utilities and public programs, and some upgrades may qualify for tax credits. Common examples include heat pump heating and cooling, heat pump water heaters, insulation, efficient windows, EV chargers, water-saving fixtures and replacing lawn with drought-tolerant landscaping.

Programs change often, and some require approval or specific equipment before the work starts. Check the rules before you buy anything, and keep receipts and model numbers. The planner's Rebates section lists current programs in Los Angeles and which jobs they apply to. For tax credits, ask a tax professional.

8. A budgeting checklist

  • Write down your must-haves and nice-to-haves before you price anything
  • Get a price range for your area, including permits, design and contingency
  • Decide on a finish level for each room, and where you're willing to save
  • Ask about the age and condition of your panel, plumbing and sewer line
  • Plan for lead and asbestos testing if your home was built before 1978
  • Hold 10 to 15 percent in contingency, separate from any planned upgrades
  • Add your own living costs, like eating out or temporary housing
  • Compare at least two ways to pay, using the full terms and not just the monthly payment
  • Check rebates before you choose equipment
  • Make sure every bid prices the same written scope
See what fits your budget

Type an amount and see which projects fit in your area, and at which finish level.

Explore my budget

Common questions

How accurate is an online estimate?

It gives you a realistic range for your area based on the job, size and finish level. A final price depends on a site visit and a written scope, because conditions behind the walls vary from home to home.

Should I tell contractors my budget?

Usually, yes. A clear number helps a good contractor suggest where to spend and where to save, instead of pricing a project you won't build. Pair it with a written scope so bids stay comparable.

What happens if I don't use the contingency?

You keep it. Contingency money is spent only through written change orders for work you approve.

Can I phase a project to spread out the cost?

Often, yes. Doing the work that sits behind walls first, like plumbing, electrical and the panel, and saving cosmetic upgrades for later can make sense. Ask your contractor which phases can stand on their own without redoing work.