Detroit Rent Affordability Calculator — 30% Rule & Local Norms

Instantly check if a Detroit rental fits your income using the 30% rule and the local 1-BR median.

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Detroit is one of the most affordable rental markets among major US cities, with a median 1-bedroom rent around $900 a month. This calculator tells you instantly whether a specific apartment fits your income, using both the classic 30%-of-income rule and the 3x-rent screen that most Detroit landlords apply when reviewing applications.

How it works

The calculator runs the two standard affordability tests in your browser.

The 30% rule (budget health):

Gross monthly income = Annual income / 12 Max affordable rent = Gross monthly income x 0.30 Rent-to-income % = Proposed rent / Gross monthly income

A rent at or below 30% of gross income is considered affordable; above it, you are “cost-burdened.”

The 3x-rent screen (landlord approval):

Required income = Proposed rent x 3

Most landlords require gross monthly income of at least three times the rent — mathematically the same as keeping rent under about 33% of income.

It also places your rent into a Detroit neighborhood tier and shows how far above or below the $900 median it sits.

Worked example

A renter earning $48,000 a year considers a $900/mo apartment:

  • Gross monthly income: $48,000 / 12 = $4,000
  • Max affordable rent (30%): $4,000 x 0.30 = $1,200
  • Rent-to-income ratio: $900 / $4,000 = 22.5% → comfortably affordable
  • 3x screen: income $4,000 vs 3 x $900 = $2,700 → passes easily
  • Tier: right around the Detroit median

This renter could stretch to roughly $1,200 and still stay within the 30% guideline — opening up premium downtown and Midtown options.

Notes

  • The 30% rule uses gross income, matching how landlords apply it. For a stricter personal target, compare rent against 30% of your take-home pay instead.
  • Tiers are guidelines; actual Detroit rents vary widely by neighborhood, building age, and whether utilities are included.
  • Remember to budget separately for utilities, renters insurance, and Detroit’s city income tax when planning your full housing cost.

All calculations run locally in your browser.

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