Sebastian Inlet District

What Sebastian Inlet District does

Sebastian Inlet District is an independent special taxing district created in 1919 by the Florida State Legislature to maintain the navigational channel between the Atlantic Ocean and the Indian River Lagoon. The District is one of only five navigable channels out of 60 inlets on Florida's coast and serves a dual constituency: property owners in Brevard and Indian River counties who fund operations through ad valorem taxes, and approximately 750,000 to 1 million annual recreational visitors, 15,000+ boaters, fishermen, and surfers who use the inlet.

The District's core products and services include periodic sand trap dredging and beach placement (approximately 271,000 cubic yards placed in April 2026), jetty maintenance and revetment improvements, and environmental monitoring of surrounding marine habitats. It operates a digital portfolio including a mobile app (launched 2024), live webcam, downloadable bathymetric charts, weekly fishing reports, and the Beach Basket cleanup program. Underlying technology includes a coastal monitoring network of Acoustic Doppler Current Profilers (ADCPs), wave gauges, a meteorological station, and Teledyne Reson Seabat T50 multi-beam echosounder bathymetric survey systems, supported by a long-term coastal modeling agreement with Florida Institute of Technology since 2007 that produces annual State of the Inlet Reports.

The business model is government-funded rather than commercial: FY 2025-2026 ad valorem tax revenue of $7.56M at 0.1555 mills funds core operations, supplemented by $12.5M in cumulative FDEP cost-share grants since 2008 and occasional project-specific grants (e.g., $95,000 for Coconut Point). The District is governed by a 5-member Commission (3 Brevard County seats, 2 Indian River County seats) and operates under the FDEP-adopted Sebastian Inlet Management Plan (originally 2000, updated 2023). It is not a traditional investment vehicle — it is a public-purpose, tax-funded entity with no shareholders, equity, or commercial customer base.

Name

Sebastian Inlet District

Legal name

Sebastian Inlet Tax District

Website

https://sitd.us

Company type

Private

Founded year

1919

Operating status

Operating

Headcount range

1–10 employees

Short description

Sebastian Inlet District is a Florida independent special taxing district, established in 1919, that maintains the navigational channel between the Atlantic Ocean and Indian River Lagoon. It serves property owners in Brevard and Indian River counties, plus 750,000-1 million annual recreational users, funded by ad valorem taxes and state grants.

Ownership category

akta.pro rank

Product category

Special District Government Services

NAICS

Inland Water Transportation (48321)

SIC

Water, Sewer, Pipeline, Comm & Power Line Construction (1623), Water Transportation (4400)

akta.pro primary industry

Marina & Small Craft Harbor Construction (IMAFAJAG)

akta.pro secondary industries

Stormwater & Drainage Infrastructure Construction (Sewer, Detention, Outfalls) (IMAFAGAF), Stormwater Collection & Conveyance (Inlets, Catch Basins, Pipes, Channels) (EUANAEAA)

Keywords

• Inlet navigation maintenance
• Coastal infrastructure management
• Environmental monitoring services
• Special taxing district
• Beach erosion control

Headquarters

HQ city

Indialantic

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Operations, Infrastructure, Personnel, Others, Marketing or Sales

Revenue model

1. Ad Valorem Tax Revenue: The District collects ad valorem tax revenue from property owners within the District's boundaries in Brevard and Indian River counties. The FY 2025-2026 ad valorem tax rate is 0.1555 mills, generating approximately $7.56 M in assessments.
2. Government Grants: The District has secured $12.5 million in cost-share grant funding from the Florida Department of Environmental Protection (FDEP) Beaches and Funding Assistance Program since 2008.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Sebastian Inlet District is a Florida Legislature-created independent special taxing district established in 1919 to maintain the navigational channel between the Atlantic Ocean and the Indian River Lagoon. Its core work covers inlet dredging, jetty maintenance, sand bypassing and beach nourishment, shoreline monitoring, and the operation of public recreational amenities, real-time environmental data services, and environmental education programs for property owners, visitors, and researchers.

Product overview

The Sebastian Inlet District is an independent special taxing district established in 1919 to maintain the navigational channel between the Atlantic Ocean and Indian River Lagoon. The District offers a digital portfolio consisting of a mobile app providing real-time webcam access, weekly fishing reports, navigation tools, and weather data; downloadable bathymetric charts for safe navigation; the Beach Basket cleanup program; and environmental monitoring services including State of the Inlet Reports and Wildlife Sanctuary documentation. Core operational services include periodic sand trap dredging, beach renourishment, jetty maintenance, and environmental protection of the surrounding marine habitats.

Differentiator

Problem solved

Functional benefit

Products and services

• Sebastian Inlet District Mobile App Free mobile application for iOS and Android that delivers the World Famous Fishing Report, live webcams, and real-time wind, wave and weather information to visitors, anglers, boaters, and beachgoers.
• World Famous Fishing Report Regular fishing report published by the District that provides anglers with current species activity, catch information, and recommended fishing locations at the inlet and nearby waters.
• Wind, Wave and Weather Monitoring Reports Real-time wind, wave and weather data service for the inlet, delivered through the District's website and Mobile App for use by boaters, anglers, surfers, and researchers.
• Live Webcams Live video feeds of the inlet and beach accessible to the public through the District's website and Mobile App for real-time visual conditions.
• Downloadable Bathymetric Charts Charts published by the District based on bathymetric survey data that depict water depths in the inlet and adjacent waters and are made available for free download by boaters, researchers, and agencies.
• Beach Basket Program Public amenity program that provides beach wheelchairs and related beach access equipment to visitors at the inlet beaches.
• State of the Inlet Reports Periodic reports published by the District that summarize inlet conditions, monitoring results, environmental data, and District activities for partners, researchers, and the public.
• Sand Bypass and Beach Placement Service Service that removes sand from the District's sand trap and inlet system and places it on downdrift beaches to mitigate erosion, performed in coordination with the U.S. Army Corps of Engineers and other partners.
• North Jetty Revetment Improvements Capital improvement project to repair and reinforce the North Jetty at the inlet, part of the District's core jetty maintenance mandate to protect the navigational channel and surrounding shoreline.
• Environmental Education and Wildlife Sanctuary Programs Wildlife sanctuary and environmental education center operated by the District that delivers educational programs on coastal ecology, lagoon and inlet habitats, and environmental stewardship to students, teachers, and the public.

Quantifiable outcome

• Maintains one of five navigable channels connecting the Indian River Lagoon to the Atlantic Ocean, serving 15,000+ boats annually
• +2 more outcomes

Named customers5 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature2 records

Partnerships

Ten partnerships are on record, tiered core, major and minor.

• Florida Institute of Technology (Florida Tech)coreStrategic or Co-development Partner · 1 January 2007Long-term coastal modeling agreement with Dr. Gary Zarillo and the Ocean Engineering & Marine Sciences Department since 2007. Dr. Zarillo conducts complex modeling with long-term data sets including hydrodynamic data, meteorological data, and semi-annual hydrographic surveys. Provides annual State of the Inlet Report quantifying sand volumes and morphological changes.
• Sebastian Inlet State ParkcoreStrategic or Co-development PartnerClose coordination on all projects. The park surrounds the inlet on both sides. Collaborates on environmental protection, coastal management, and public access initiatives.
• Ocean Research and Conservation Association (ORCA)majorStrategic or Co-development PartnerORCA, a Vero Beach-based environmental nonprofit, partnered to fund 7 Reef Arches and about half the mangroves for the Coconut Point Shoreline Resilience Project. ORCA uses volunteer citizen scientists to monitor the project for at least three years and began monitoring baseline site conditions.
• Coastal Connections, Inc.majorStrategic or Co-development PartnerPartnership established in 2022 for the Beach Basket program. CCinc is a 501(c)(3) nonprofit focused on coastal protected species management based in Indian River County. Collaborates on quarterly cleanup events and annual International Coastal Cleanup events.
• Reef Arches LLCmajorImplementation/ SI/ Consulting PartnerContractor for the Coconut Point Shoreline Resilience Project. Will install 22 reef arch structures and up to 90 seven-gallon mangroves along approximately 200 feet of eroded shoreline. Provides in-kind match for the project.
• MANG FoundationminorStrategic or Co-development PartnerFoundation raising awareness about the critical role that mangroves play in supporting healthy coastal ecosystems. Provides in-kind match for the Coconut Point Shoreline Resilience Project.
• Keep Brevard BeautifulminorStrategic or Co-development PartnerCollaborates with the District, Sebastian Inlet State Park, and Coastal Connections, Inc. in hosting quarterly cleanup events and annual International Coastal Cleanup events.
• Land & Sea Surveying Concepts, Inc.majorImplementation/ SI/ Consulting PartnerProvides comprehensive bathymetric/hydrographic surveys of the entire inlet system, backwaters, and beaches. Uses Teledyne Reson Seabat T50 multi-beam echosounder for shallow water surveys.
• Atkins North America, Inc.majorImplementation/ SI/ Consulting PartnerEngineering and consulting firm providing coastal engineering services for inlet management and projects.
• CSA Ocean Sciences, Inc.majorImplementation/ SI/ Consulting PartnerMarine biology and environmental consulting services for biological monitoring of critical habitats surrounding the inlet.

Scale indicators9 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• St. Johns River Water Management District: Florida regional water management district with jurisdiction over coastal and inland water resources; comparable in statutory water-management mandate and grants/funding approach, though its scope is broader than a single-inlet entity.
• U.S. Army Corps of Engineers, Jacksonville District: Federal agency with jurisdiction over navigation, dredging, and beach projects across Florida and the Caribbean — operates many of the larger capital projects partnering with Florida inlet districts and shares responsibility for federally authorized channels used by Sebastian Inlet boaters.
• Canaveral Port Authority: Florida east-coast port authority that manages one of the state's other navigable inlets (Port Canaveral) — comparable in coastal-inlet jurisdiction and dredging/sand-management operations, but operates at much larger scale as a commercial port.
• South Florida Water Management District: Largest Florida water management district, with broad authority over water resources, flood control, and ecosystem restoration — broadly comparable in coastal infrastructure mandate and scale of capital programs, but with a much larger geographic and operational footprint than Sebastian Inlet District.
• Florida Department of Environmental Protection (FDEP): State-level environmental agency that provides cost-share grant funding to Sebastian Inlet District under the Beaches and Funding Assistance Program and adopted its 2023 Management Plan — directly upstream in funding and regulatory oversight, working on the same coastal-management issues.
• NOAA Office for Coastal Management: Federal office supporting coastal-zone management, with overlapping scope on shoreline resilience, habitat monitoring, and sea-level rise adaptation that informs inlet-management practices like those of Sebastian Inlet District.

Direct peers

• Florida Inland Navigation District (FIND): Florida special district whose mission is to manage and maintain the Atlantic Intracoastal Waterway — same Florida-state special-district governance model, similar ad valorem funding mechanism, and overlapping dredging/inlet-management activities.
• Jupiter Inlet District: Florida independent special taxing district with a comparable mission to maintain the navigability of a single coastal inlet on Florida's east coast — structurally and operationally analogous to Sebastian Inlet District, including ad valorem funding, dredging, and inlet-management focus.

Regional players

• Indian River County Government: Co-governing county of the Sebastian Inlet District (2 of 5 Commission seats) and directly benefits from the District's sand-bypassing program to its beaches — neighboring jurisdiction with overlapping coastal-infrastructure interests but covering a wider geography.
• Brevard County Government: Co-governing county of the Sebastian Inlet District (3 of 5 Commission seats, including the District's Indialantic headquarters) — directly comparable as a regional public authority with adjacent coastal-management responsibilities but with broader jurisdiction.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/sebastian-inlet-district

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sebastian Inlet District