Bolthole Index

Okaloosa County, Florida

Building permits, zoning and septic in the Town of Cinco Bayou, Florida

The Town of Cinco Bayou, Florida requires a town approval letter before building permits can proceed through Okaloosa County Growth Management.1 Cinco Bayou has its own zoning and prohibits RV living or sleeping on a parcel unless specifically permitted by zoning.23 Septic-system permitting inside Cinco Bayou belongs to the Florida Department of Environmental Protection, separately from town approval and county building permits.4

At a glance

Building permits
Town approval letter first; county Growth Management process follows1
Zoning
Town Land Development Code and zoning districts2
Septic permits
Florida DEP handles septic permitting inside town limits4
RV living
Prohibited unless specifically permitted by zoning; storage exception excludes living or sleeping3
Residential lots
R-1 and R-2 single-family lots: 5,000 square feet and 50-foot front width, with an exception for qualifying recorded undersized lots56
Owner-builder
State exemption is conditional and does not remove building permits or inspections7
Flood hazard areas
Development approvals required; new manufactured-home installations prohibited89

Who to call

Building permits

Town of Cinco Bayou — Town Hall

Town approval letters before county building permit processing, foundation-survey approval, and drainage, sidewalk and setback checks.

850-833-3405

10 Yacht Club Drive Cinco Bayou, Florida 32548

Planning & zoning

Town of Cinco Bayou — Local Planning Agency

Town planning and questions about the applicable zoning district.

850-833-3405

10 Yacht Club Drive Cinco Bayou, Florida 32548

Building permits

Okaloosa County Growth Management — Building Division

County building permit processing after Cinco Bayou approval; building permit questions and inspection requests.

850-651-7180

[email protected]

1250 N. Eglin Pkwy. Shalimar, FL 32579

Online permits →

Septic permits

Florida Department of Environmental Protection — Onsite Sewage Program

Septic applications and site evaluations for Okaloosa County, including Cinco Bayou.

[email protected]

2600 Blair Stone Road MS #3599 Tallahassee, FL 32399-2400

Online permits →

Contact details are copied from each office’s official page and were checked against it on October 10, 2026.

Off-grid gear

Going off-grid in Town of Cinco Bayou means bringing your own water and power. The kit we’d start with:

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Do you need a building permit in the Town of Cinco Bayou, FL?

Cinco Bayou requires a town approval letter for building permits, sub permits and stand-alone sub permits before plan submissions or permit issuance.1 After town approval, applicants follow the Okaloosa County Department of Growth Management permit guide for the remaining building-permit requirements.1 Florida’s building-permit requirement generally applies before construction, alteration, repair or demolition, subject to legal exceptions.10

Development wholly or partly in a Cinco Bayou flood hazard area also requires application to the floodplain administrator and, when applicable, the building official; the requirement includes buildings exempt from the Florida Building Code.11 Ask Town Hall to identify the floodplain administrator for the parcel before designing the project.18

Who handles building permits and zoning in the Town of Cinco Bayou?

Start with Cinco Bayou Town Hall for the town approval letter, then use Okaloosa County Growth Management for building-permit processing.1 Town Hall’s phone is 850-833-3405; the county Building Division’s Shalimar phone is 850-651-7180, and building-permit questions can go to [email protected].112 County building-permit applications and development-related approvals use the Customer Service Support portal, and building inspection requests may also be made online.12

Cinco Bayou’s Town Council sits as the Local Planning Agency, while the town’s Land Development Code establishes its zoning districts.132 Septic approval remains a separate Florida DEP responsibility inside town limits.4

Does the Town of Cinco Bayou have zoning, lot sizes and setbacks?

Cinco Bayou has town zoning; a residential parcel needs to be evaluated under its particular district rather than the county’s unincorporated-land code.214 In R-1, a single-family dwelling requires a site of 5,000 square feet with at least 50 feet of front width; qualifying pre-existing recorded undersized lots have an exception tied to minimum front and side yards.5 R-2 has the same single-family site-area and front-width thresholds and a comparable recorded-lot exception.6

Structures may cover at most 50% of the lot in R-1 or R-2, and buildings and structures may not exceed 35 feet in either district.15161718 Ask Town Hall for the parcel’s front, side and rear setbacks before choosing a footprint; the town checks setbacks at final inspection.1

How do septic permits work inside the Town of Cinco Bayou?

Florida DEP oversees septic-system permitting in Okaloosa County, including Cinco Bayou, following the January 2025 transfer.4 New onsite sewage systems require a septic permit, and the program includes inspection as well as permitting.1920 DEP’s application instructions call for an application form, site plan and building floor plan submitted through its Permit and Service Request Portal.21

A site evaluation assesses soil, topography and other installation conditions; applicants can use DEP or a qualified private evaluator, with a private evaluation completed before application.21 Confirm sewer availability before commissioning a septic design: Cinco Bayou’s new-construction instructions direct water and sewer tap fees to the City of Fort Walton Beach.1 Ask DEP for current septic charges rather than budgeting from an older application sheet.21

Can you live in an RV or tiny home in the Town of Cinco Bayou?

Cinco Bayou prohibits parking or keeping an RV used for living or sleeping on a lot or parcel unless zoning specifically permits that use.3 The storage exception allows an owner to keep an RV on the owner’s property only when it is not used for living or sleeping.3 Do not assume an RV can serve as temporary housing while a house is under construction; ask the town planning office whether the proposed use has specific zoning permission.313

We could not confirm Cinco Bayou’s tiny-home or accessory-dwelling treatment, or a whole-home minimum floor area; ask the town planning office about the proposed structure and district.13 New manufactured-home installations are prohibited in town flood hazard areas, while replacement manufactured homes have separate installation, elevation and anchoring requirements.9

What are the steps to building a home in the Town of Cinco Bayou?

  1. Ask town planning to identify the zoning district and verify the proposed dwelling and lot layout; R-1 and R-2 impose residential lot standards.1356
  2. Check flood hazard status and obtain required floodplain-development approvals where applicable.8
  3. Obtain the town approval letter before submitting building plans or seeking building permits through county Growth Management.1
  4. Resolve water and sewer taps with the City of Fort Walton Beach, or pursue DEP septic approval if an onsite system is appropriate; town instructions also require fire impact fees paid to Ocean City Wright Fire Department.119
  5. Schedule county building inspections through the online portal and obtain the town’s drainage, sidewalk and setback approval.121
  6. Have the town approve the certified foundation survey and deliver the original to Growth Management before a certificate of occupancy can issue.1

An eligible Florida owner-builder must supervise directly and meet the own-use conditions; the exemption does not remove building-permit or inspection requirements.7

What should you check before buying land in the Town of Cinco Bayou?

Separate town zoning approval, county building permits and DEP septic approval when assessing a Cinco Bayou parcel; each addresses a different part of a proposed home.214 Ask Town Hall to confirm setbacks, driveway approval, current fees and any occupancy conditions before closing; we could not confirm the town’s complete requirements for those topics.1

Florida requires a water-well permit before construction, repair or abandonment from the appropriate water management district or delegated authority; that is separate from building or septic approval.22 For land outside town limits, see the Okaloosa County guide: the county Land Development Code governs unincorporated areas rather than Cinco Bayou’s town zoning.14

Watch-outs

  • Cinco Bayou’s RV storage exception does not authorize living or sleeping in the stored vehicle.3
  • New manufactured-home installations are prohibited in Cinco Bayou flood hazard areas; replacement homes follow separate requirements.9
  • Town approval of the certified foundation survey and delivery of the original to Growth Management are required before a certificate of occupancy can issue.1
  • We could not confirm which off-grid sanitation alternatives Cinco Bayou will accept; ask Florida DEP before buying a composting toilet or holding tank.21

Sources

  1. Town of Cinco Bayou — Town Hall (cincobayou.com)
  2. Sec. 7.06.02. R-1 low density residential district (Town of Cinco Bayou), quoted and re-checked
  3. Sec. 30-2. Parking or storing recreational vehicle for living or sleeping purposes (Town of Cinco Bayou), quoted and re-checked
  4. Onsite Sewage, Florida Department of Health in Okaloosa County (Town of Cinco Bayou), quoted and re-checked
  5. Sec. 7.06.02. R-1 low density residential district (Town of Cinco Bayou), quoted and re-checked
  6. Sec. 7.06.03. R-2 medium density residential district (Town of Cinco Bayou), quoted and re-checked
  7. 2026 Florida Statutes § 489.103, Exemptions (Florida statewide rule), quoted and re-checked
  8. Sec. 13.03.00. Permits (Town of Cinco Bayou), quoted and re-checked
  9. Sec. 13.12.00. Manufactured homes (Town of Cinco Bayou), quoted and re-checked
  10. F.S. 553.79 — Permits; applications; issuance; inspections (Florida statewide rule), quoted and re-checked
  11. Sec. 13.03.00. Permits (Town of Cinco Bayou), quoted and re-checked
  12. Okaloosa County Growth Management — Building Division (myokaloosa.com)
  13. Town of Cinco Bayou — Local Planning Agency (cincobayou.com)
  14. Land Development Code, quoted and re-checked
  15. Sec. 7.06.02. R-1 low density residential district (Town of Cinco Bayou), quoted and re-checked
  16. Sec. 7.06.03. R-2 medium density residential district (Town of Cinco Bayou), quoted and re-checked
  17. Sec. 7.06.02. R-1 low density residential district (Town of Cinco Bayou), quoted and re-checked
  18. Sec. 7.06.03. R-2 medium density residential district (Town of Cinco Bayou), quoted and re-checked
  19. New Septic System Requirements (Town of Cinco Bayou), quoted and re-checked
  20. Onsite Sewage, Florida Department of Health in Okaloosa County (Town of Cinco Bayou), quoted and re-checked
  21. Florida Department of Environmental Protection — Onsite Sewage Program (floridadep.gov)
  22. Water Well Contractor Licensing and Permitting (Florida statewide rule), quoted and re-checked

Written October 10, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.

Answers from the rulebook for Town of Cinco Bayou

Town of Cinco Bayou’s own rules

  • Building permitRequired

    Any development activity wholly or partially within a flood hazard area inside Cinco Bayou town.

    • Application must be made to the floodplain administrator and building official if applicable.
    • Requirements include buildings and facilities exempt from the Florida Building Code.
    “shall first make application to the floodplain administrator, and the building official if applicable, and shall obtain the required permit(s) and approval(s).”
  • Local zoningPresent

    Land inside Cinco Bayou town; the town has a Land Development Code with zoning districts and town-administered special exceptions.

    “The following activities may be permitted by the town council as special exceptions in the C-1 and C-2 and MU districts:”
  • Minimum lot sizeSpecified

    Single-family dwellings in the R-1 district.

    • Pre-existing undersized recorded lots may be occupied by a single-family dwelling if minimum side and front yard requirements are met.

    minimum site area: 5000 square feet (each single-family dwelling) · minimum front width: >= 50 feet

    “5,000 square feet in area for each single-family dwelling;”
    One more reviewed finding on this topic
  • Lot coverageSpecified

    Structures in the R-1 district.

    maximum lot coverage: 50 percent

    “Lot coverage: Fifty percent of the lot area is the maximum which may be covered by structures.”
    One more reviewed finding on this topic
  • Building heightSpecified

    Buildings and structures in the R-1 district.

    maximum height: <= 35 feet

    “Building height regulations: No building or structure shall exceed 35 feet in height.”
    One more reviewed finding on this topic
  • Living in an RVLimited

    Parking or keeping a recreational vehicle used for living or sleeping on any lot or parcel in Cinco Bayou town.

    • Storage on the owner's property is excepted if the RV is not used for living or sleeping.
    • Use is excepted when specifically permitted by zoning regulations.
    “It shall be unlawful for any person to park or keep any recreational vehicle which is used for living or sleeping purposes”
  • Camping on your landProhibited

    Overnight camping in Cinco Bayou town parks.

    • The cited prohibition is park-specific, not a general private-land camping rule.
    “Camping. Set up tents, shacks or any other temporary shelter for the purpose of overnight camping”
  • Manufactured homesLimited

    New manufactured-home installation in flood hazard areas inside Cinco Bayou town.

    • Replacement manufactured homes are separately regulated and must satisfy the section's installer, Florida Administrative Code, foundation, anchoring, elevation, enclosure, and utility-equipment requirements.
    “New installation of manufactured homes in flood hazard areas is not permitted.”
  • Building in a floodplainRequired

    Development activity wholly or partially within a flood hazard area inside Cinco Bayou town.

    • Application to floodplain administrator and building official if applicable.
    • Additional state and federal permits may be required.
    “which is wholly within or partially within any flood hazard area shall first make application to the floodplain administrator”

Rules another office applies inside Town of Cinco Bayou

Town of Cinco Bayou does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Who permits septicState (with conditions)

    Septic-system permitting in Okaloosa County, including land inside Cinco Bayou town.

    • Effective January 2, 2025, the Florida Department of Environmental Protection oversees septic-system permitting in Okaloosa County.
    “Effective Thursday, January 2, 2025, the Florida Department of Environmental Protection (DEP) will oversee septic system permitting in Okaloosa County.”
  • Septic permitRequired

    New onsite sewage systems serving land inside Cinco Bayou town.

    • The official Okaloosa application materials require a completed application package, plot plan/legal description, applicable floor plans, and a sewer non-availability letter from the listed local sewer authorities.
    • The listed new-permit fee is $473.00 in the document effective 7/01/2021.

    new septic tank permit fee: 473 USD

    “A permit application for any onsite sewage treatment and disposal (septic tank) system is required by Florida law.”
  • Septic inspectionRequired

    OSTDS systems inside Cinco Bayou town.

    • The OSTDS program covers permitting and inspection.
    • Owners or authorized contractors may hire a private provider for inspections starting July 1, 2022.
    “The OSTDS program ensures that the OSTDS is properly designed, constructed, and maintained through permitting and inspection”
  • Mandatory utility hookupSewer (with conditions)

    Properties inside Cinco Bayou town within the Okaloosa County Water and Sewer service area when sewer is available to abutting property.

    • The County Board requires connection after the sanitary sewer is placed in operation and available at a point serving the property.
    • The cited ordinance does not establish that every Cinco Bayou parcel is currently within the service area.
    “the Board would require the owners of abutting property to connect to such sewage system”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Cinco Bayou or Okaloosa County directly.

  • Owner-builder exemption — Owner-builder exemptions inside Cinco Bayou town.
  • Inspections — Building inspections inside Cinco Bayou town.
  • Certificate of occupancy — Certificates of occupancy for buildings inside Cinco Bayou town.
  • Minimum dwelling size — Single-family dwellings in the R-1 and R-2 districts.
  • Tiny homes — Tiny-home occupancy on private land inside Cinco Bayou town.
8 more unanswered
  • Accessory dwellings
  • Off-grid sanitation
  • Well permit
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Short-term rentals
  • Permit fees

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Unanswered questions are usually a sign that Town of Cinco Bayou publishes no rule on the point, not that none exists. Okaloosa County’s page lists the county offices to call.

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