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Unit Renovation Budget Calculator

A full renovation runs $15K-$50K+ for a 1-2BR unit and should drive 15-40% rent lift plus reduced days-to-lease. This calculator sums scope and compares the spend against monthly rent lift to find payback months.

Kitchen remodel

Bath remodel

Flooring

Paint

Fixtures + hardware

Appliances

Misc + permits

Contingency %

Pre-renovation rent

Expected post-renovation rent

Extra days vacant for renovation

Payback months

82.7

Renovation cost

$33,770

All-in cost (incl. vacancy)

$35,153

Monthly rent lift

$425

Annual rent lift ROI

15.1%

Vacancy loss during renovation

$1,383

Subtotal before contingency

$30,700

Contingency

$3,070

How the math works

$30,700 renovation + $1,382 vacancy loss = $32,082 all-in. $425/mo rent lift → 75 month payback. That's 6.25 years — longer than target but acceptable for a hold-for-20-years strategy.

Renovate most aggressively before long-term holds or cap-rate sales. Light refresh strategy beats big reno for hold periods under 7 years because payback never lands. Know your hold period before swinging hard.

Editorial noteMaintained by EveryCalc - Reviewed June 2026

EveryCalc calculators are designed for fast, practical estimates with transparent inputs and no required account. We use plain formulas, visible assumptions, and related tools so visitors can check the result from more than one angle.

Results are informational only. For financial, tax, legal, medical, construction, or other high-impact decisions, verify the output against primary sources or a qualified professional.

Learn more about our review process on the EveryCalc methodology page.

How this calculator works

What this page estimates

This Unit Renovation Budget Calculator is built to give a quick, browser-based estimate for unit renovation budget. A full renovation runs $15K-$50K+ for a 1-2BR unit and should drive 15-40% rent lift plus reduced days-to-lease. This calculator sums scope and compares the spend against monthly rent lift to find payback months. The inputs stay on the page during normal use, and the result should be treated as an estimate for planning, comparison, or education rather than professional advice.

Calculation approach

The calculator applies the standard relationship implied by the inputs, then formats the answer so it can be checked and reused. For finance tools, the most important step is using consistent units, rates, time periods, and assumptions before comparing the result with another calculator or outside quote.

Example workflow

For example, start with a realistic value you already know, change one input at a time, and watch how the answer moves. That makes it easier to tell whether the result is being driven by the main amount, the rate, the time period, or a unit conversion.

Practical checks

Use current, real-world numbers when the result affects money, health, tax, or legal decisions.
Run a low, base, and high case when the inputs are estimates.
Check the related calculators below when the next decision depends on a different assumption.

How to interpret the unit renovation budget result

Best use

Use the result as a planning number for comparing payments, rates, returns, tax reserves, or cash-flow choices before you request a quote or make a commitment.

Cross-check

Compare the answer with the contract, lender estimate, tax form, brokerage statement, payroll record, or invoice that will control the real-world outcome.

Watch for

Do not rely on a single optimistic rate, return, or fee assumption. Money pages work best when you run low, base, and high cases and keep professional advice separate from the estimate.

This page belongs to the Finance calculator library, so the answer should be read in the context of the decision you are modeling rather than as a universal rule.

Before relying on this unit renovation budget estimate

Most calculator mistakes come from the inputs, not the arithmetic. Use this short audit before you reuse the answer in a spreadsheet, quote, application, or important conversation.

Confirm source numbers

Match balances, rates, fees, taxes, income, and payment dates against the lender quote, payroll record, tax form, statement, invoice, or contract.

Separate cash flow from total cost

A lower monthly payment can still cost more over time if fees, interest, taxes, or a longer term are hidden in the structure.

Run conservative cases

Test at least one higher-cost or lower-return case before using the output for a purchase, refinance, investment, loan, or tax decision.

Rerun this page when the rate, price, term, fee, tax rule, income, expense, or expected holding period changes.

How to Use

Enter scope cost for kitchen, bath, flooring, paint, fixtures, appliances.
Enter expected rent lift vs pre-renovation rent.
See total cost, monthly rent lift, and payback months.

Frequently Asked Questions

What's a realistic rent lift?

Full kitchen + bath + flooring renovation: 18-30% rent lift in most markets. Cosmetic updates + paint only: 8-12%. Adding luxury features (quartz, stainless, LVP, black fixtures): adds 3-5%.

Payback target?

24-48 months. Below 24 months: strong renovation ROI. 48-72 months: marginal; usually indicates overbuild for market. Over 72 months: don't do it unless renovating for your own preference (and accept the lower ROI).

Do I renovate vacant or between-tenants?

Always vacant. Between-tenant is the ideal window because you're paying for vacancy anyway. Adding 3-4 weeks of vacancy for a full renovation at turn captures the rent lift starting month one of new tenancy.

Key cost-savers?

Keep layout — any plumbing/electrical move adds $5K-$15K. Refinish cabinets vs replace ($1,500 vs $6,500). Laminate counters vs quartz ($350 vs $2,500) unless luxury market. Paint over rather than replace if existing surfaces are sound.