Airbnb Investing by City
South Carolina
Isle of Palms

Charleston Airbnb Rules & Investment Guide (2026)

Charleston residential short-term rentals require owner residency, category-specific property eligibility, annual City approval, fire review, a business license, and lodging-tax compliance. Verify the exact parcel before underwriting.

Plan a Charleston Property Strategy Call
Charleston zoning, owner residency, permits, parking, fire review, taxes, and property analysis

Charleston Short-Term Rental Review

Annual permitRenew by issuance date
Owner presentOvernight with guests
Four adultsResidential STR limit
12% or 14%City tax tables
Decision point

Charleston STR Investment Decision

A City of Charleston address does not automatically qualify for short-term rental use. Residential permits depend on owner residency, the property’s category, building age or historic status where applicable, parking, fire review, and private restrictions.

  • Confirm that the parcel is inside City limits rather than another Charleston-area jurisdiction.
  • Treat the approved use and guest capacity as property-specific facts, not conclusions from tourism or market averages.
  • Budget for zoning review, fire compliance, insurance, licensing, taxes, maintenance, management, and association restrictions.
Eligibility

Charleston Residential STR Eligibility

Residential short-term rentals operate from the record owner’s primary residence. The owner must reside at the property at least 183 days each year, maintain the 4% legal-residence assessment, and stay overnight while rental guests are present.

  • Category 1 covers the Old and Historic District and requires an individually National Register-listed structure.
  • Category 2 covers peninsula areas outside the STR Overlay and Old and Historic District and requires a building at least 50 years old.
  • Category 3 covers off-peninsula City areas. Each residential category requires an additional off-street parking space.
Application

Charleston STR Application and Approval

Submit the residential application, zoning fee, site plan, floor plans, exterior photographs, identification, legal-residence verification, and category-specific evidence through the City Permit Center or Customer Self Service portal.

  • A complete new application is posted for 15 calendar days during zoning review.
  • Zoning approval is followed by a five-business-day appeal period before Fire Marshal review.
  • Advertising and operation must wait until inspections are complete, fees are paid, and both the Certificate of Operation and business license are issued.
Renewal and records

Charleston Permit Renewal and Records

The Certificate of Operation expires one year after issuance. Renewal must preserve the approved unit, rooms, and occupancy, and the business license follows its own annual renewal schedule.

  • Keep a guest register with guest names, addresses, telephone numbers, and occupancy dates.
  • Residential approval is not transferable without an approved ownership-change application, updated Certificate of Operation, and business license.
  • Report STR use to the county assessor when required because rental use may affect the 4% legal-residence assessment.
Occupancy and parking

Charleston Occupancy and Parking Rules

The adopted residential STR definition limits occupancy to no more than four adults. The owner must remain overnight on the property while guests are present, and the owner or emergency contact must be reachable at all times.

  • Provide one STR parking space in addition to the parking required for existing uses.
  • Show buildings, driveways, the STR unit, and required parking on the submitted site plan or survey.
  • Confirm the approved sleeping rooms and guest configuration from the Certificate of Operation before projecting revenue.
Safety and enforcement

Charleston Fire Safety and Enforcement

Fire Marshal review follows zoning approval. The application requires a self-survey, smoke-alarm documentation, and applicable annual reports for fire alarm or sprinkler systems before final approval.

  • Maintain at least $1,000,000 per occurrence in general liability coverage from an insurer authorized in South Carolina.
  • The City may inspect the STR area annually for zoning and fire-code compliance.
  • Suspected illegal rentals and STR complaints may be reported to Citizen Services or the Livability Department. Violations can lead to a municipal summons.
Taxes and business license

Charleston Lodging Taxes and Licensing

The City requires a business license in addition to the STR permit. Its published table totals 14% for City properties in Charleston County and 12% for City properties in Berkeley County, with different state-administered and local components.

  • Confirm the property’s county before applying a tax rate.
  • South Carolina taxes accommodations rented for fewer than 90 consecutive days and generally requires direct-booking operators to register, file, and pay electronically.
  • Marketplace collection may not cover every local tax. The property owner remains responsible for confirming which returns and payments are required.
Property analysis

Charleston Property Underwriting

Remove unsupported citywide earnings, occupancy, ADR, ROI, appreciation, purchase-price, and payback assumptions from the acquisition model. Build a property-level forecast only after eligibility and operating constraints are confirmed.

  • Model revenue from documented comparable properties with matching legal use, bedroom count, location, amenities, and booking window.
  • Stress-test owner-presence requirements, four-adult capacity, parking, insurance, taxes, platform fees, maintenance, and renewal costs.
  • Separate residential owner-occupied eligibility from commercial STR rules inside the Short Term Rental Overlay Zone.
Contacts and support

Charleston STR Contacts and Support

Route each question to the office responsible for that decision. The City of Charleston remains the authority for legal eligibility and permit approval.

Sources and review

Charleston Official Sources Reviewed

Official sources checked September 28, 2026. Current codified law and City approval documents control when requirements change.

Charleston property, permit, cost, and return decisions

Charleston Airbnb Investment FAQs

How do I start an Airbnb in Charleston?

Start by confirming that the address is inside the City of Charleston, identifying the correct permit category, and testing the residential owner-residency or commercial eligibility rules.

  • Confirm City limits rather than relying on a Charleston mailing address.
  • Review the parcel, building age or historic status, parking, and private restrictions.
  • Do not advertise or operate until City approvals, inspections, fees, the Certificate of Operation, and business license are complete.
How do I identify suitable Charleston STR properties?

Screen each property for City jurisdiction, permit category, legal-residence status, building qualifications, parking, occupancy, and private restrictions before underwriting.

  • Category 1 requires an individually National Register-listed structure.
  • Category 2 requires a building at least 50 years old.
  • Category 3 covers City areas off the peninsula and still requires the additional STR parking space.
How do I obtain a Charleston STR permit?

Submit the residential application, fee, plans, photographs, identification, legal-residence verification, and category evidence through the Permit Center or Customer Self Service portal.

  • A complete new application is posted for 15 calendar days.
  • Zoning approval is followed by a five-business-day appeal period.
  • Fire Marshal review, inspection, fees, a Certificate of Operation, and a business license follow before operation.
What makes a Charleston residential STR legal?

A residential STR must be the record owner’s primary residence, retain qualifying legal-residence status, and operate under current City approvals.

  • The owner must reside at the property at least 183 days each year.
  • The owner must stay overnight while rental guests are present.
  • Residential occupancy is limited to no more than four adults and one STR unit per property.
How should I evaluate Charleston locations?

Compare properties through verified City category, parcel, building, parking, access, insurance, and operating facts rather than unsupported neighborhood rankings.

  • Distinguish peninsula categories from off-peninsula Category 3.
  • Confirm whether the structure satisfies historic-listing or building-age requirements.
  • Model each address with its approved use and guest configuration.
What taxes apply to Charleston short-term rentals?

The City publishes different accommodation-tax totals based on the county in which the Charleston property is located.

  • The published total is 14% for City properties in Charleston County.
  • The published total is 12% for City properties in Berkeley County.
  • Confirm state, county, City, and marketplace filing responsibilities for the property.
What costs should I budget for a Charleston Airbnb?

Build a property-specific budget covering acquisition, furnishing, zoning and fire review, licensing, insurance, taxes, management, maintenance, utilities, and reserves.

  • Include at least $1,000,000 per occurrence in required general liability coverage.
  • Price any parking, smoke-alarm, fire-alarm, sprinkler, or inspection work.
  • Keep one-time setup costs separate from annual permit and business-license renewals.
Can a Charleston Airbnb be profitable?

Profitability depends on the property’s lawful category, owner-presence requirement, four-adult capacity, booking revenue, taxes, insurance, management, maintenance, and financing.

  • Use comparable properties with matching legal use and capacity.
  • Model only revenue the approved guest configuration can support.
  • Stress-test lower revenue and higher tax, insurance, or repair costs.
How do I calculate ROI on a Charleston rental?

Calculate return from verified property inputs, including total cash invested, net operating income, financing, reserves, and all compliance costs.

  • Include acquisition, furnishing, closing, permit, inspection, and insurance costs in invested cash.
  • Separate operating return from appreciation assumptions.
  • Recalculate when rates, taxes, costs, or the approved operation changes.
Who can help with a Charleston property?

Use City and tax-agency contacts for legal and filing decisions, then use qualified local professionals and STR Search for property screening and operating-plan support.

  • The City of Charleston decides permit eligibility and approval.
  • The Short Term Rental Coordinator, Fire Marshal, Revenue Collections, and tax agencies handle their assigned requirements.
  • Bring the address, building details, budget, and intended operating model to consultations.
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