Nassau County is located in the U.S. state of Florida. It is the northeasternmost county in the state. The county seat is Fernandina Beach. The population was 90,352 at the 2020 census.
Nassau County is a constituent of the Jacksonville, Florida Metropolitan Statistical Area, which accommodates around 1.68 million inhabitants as of 2022. The county is situated in Northeast Florida with a land area of . Population growth in the county has increased by over 28,000 residents since the year 2000 as a result of Nassau's proximity to downtown Jacksonville, new housing developments, agricultural production, tourism locations, and a diversifying tax base with new industrial and commercial companies moving to the county. Nassau County is also a favored residential destination for military personnel stationed at bases in the adjacent Duval County, Florida (Naval Air Station Jacksonville, Naval Station Mayport) and Camden County, Georgia (Naval Submarine Base Kings Bay). Nassau County celebrated 200 years with its bicentennial celebration in 2024.
Nassau County was created in 1824 from Duval County. It was named for the Duchy of Nassau in Germany.
The Battle of Alligator Bridge took place in Nassau County around Callahan on June 30, 1778, and was the only major engagement in an unsuccessful campaign to conquer British East Florida during the American Revolutionary War.
In 1817, the short-lived Republic of the Floridas was established on Amelia Island. It was one of several attempts to wrest Florida from Spanish control into the growing United States.
Some of the men from the county had formed a militia unit called the Davis Guards leading up to the Civil War. This unit would be organized as Company K of the 2nd Florida Infantry Regiment in the Confederate army.
Nassau County operates under the administration of the Nassau County Board of County Commissioners, comprising five members. These commissioners are elected by the voters to serve four-year terms, with the election cycle structured such that either three or two commissioners are subject to election every two years. The following individuals constitute the Nassau County Commissioners:
The Ocean Highway & Port Authority (OHPA) functions as an autonomous governmental organization within Nassau County, Florida, responsible for the ownership and management of the seaport infrastructure at the Port of Fernandina. OHPA was founded in 1941 by the Florida Legislature. Relay Terminals is the current operating partner of the Port.
The Port of Fernandina is a terminal for pulp and paper as well as steel exports, machinery, auto parts, chemicals, beverages, chemicals, building materials and food products. Container lines from the port serve routes to Colombia, Venezuela, the Dominican Republic, Haiti, Jamaica, Aruba, Curaçao, and Bermuda. In 2020 the port received over a million dollar grant from the United States Department of Transportation to start a barge service.
OHPA Commissioners
The main environmental and agricultural body is the Nassau County Soil and Water Conservation District, which works closely with other area agencies. According to a summary taken from Florida Statutes Ch. 582, the Board's powers include conducting surveys, investigations, research and demonstrational projects relating to soil and water conservation (in areas like irrigation, water quality, and soil erosion). SWCD supervisors do not receive monetary compensation, and, for the most part, conduct their activities on their own time. Supervisors are members of a five-person board for the district, to which they can either be elected or appointed.
The Nassau County Sheriff's Office provides services for the citizens of Nassau County. The Office of the Sheriff has a duty to enforce both the Florida Constitution and Florida state laws and statutes, and to provide for the security, safety and well-being of its citizens. This is accomplished through the delivery of law enforcement services, the operation of the Nassau County Jail and Detention Center, and the provision of court security. The Nassau County Sheriff's Office Headquarters are in Yulee. the Sheriff is Bill Leeper.
The Nassau County Courthouse in Fernandina Beach is a historic two-story red brick courthouse built in 1891.
The Robert M. Foster Justice Center, located in Yulee, was opened in 2004 to augment the historic Nassau County Courthouse location. This facility contains over 111,000 square feet and cost over $20 million to build.
Like much of the south Atlantic region of the United States, Nassau County has a humid subtropical climate (Köppen Cfa), with mild weather during winters and hot and humid weather during summers. Seasonal rainfall is concentrated in the warmest months from May through September, while the driest months are from November through April. Yulee's low latitude and proximity to the coast allow for little cold weather, and winters are typically mild and sunny.
According to the U.S. Census Bureau, the county has an area of , of which is land and (10.6%) is water. The city of Fernandina Beach is on Amelia Island, the county's one inhabited island. Fernandina Beach municipality extends across the Intracoastal Waterway along A1A to Yulee.
There are 12 distinct topographical zones in Nassau County. Most of these zones run in narrow bands stretching from north to south, although this is less true as one approaches the Atlantic coast.
I-10 and US90 have no exits in Nassau County
The main railroad line through Nassau County is the CSX Nahunta Subdivision, which runs parallel to the west side of US 1 and 23 from the Jacksonville Terminal through the bridge over the Saint Mary's River in Boulogne. It also has a junction with the CSX Callahan Subdivision which runs parallel to US 301 from the Duval County Line almost to Callahan. This line also once had an extension to the Fernandina Subdivision, as well as a second extension to Gross, which were abandoned in 1954 and 1985 respectively.
A third CSX line exists closer to the east coast of the state known as the Kingsland Subdivision, which runs parallel to US 17 from the Duval County line to Yulee, where it joins the First Coast Railroad, a class three railroad that runs along the Fernandina Subdivision and the former Kingsland Subdivision north of Yulee.
The other major railroad line in the county is Norfolk Southern Railway's Valdosta District, which spans northwest to southeast from a bridge over the Saint Mary's River in Kent to the Jacksonville Terminal. The Valdosta District has a diamond junction with the Callahan Subdivision in Crawford.
As of the 2020 census, the county had a population of 90,352, 35,919 households, and 26,196 families. The population density was 139.3 per square mile (53.8/km), and there were 41,628 housing units at an average density of 64.2 per square mile (24.8/km).
The racial makeup of the county was 85.3% (77,047) white or European American (83.91% non-Hispanic white), 5.6% (5,035) black or African-American, 0.3% (300) Native American or Alaska Native, 1.0% (890) Asian, 0.1% (61) Pacific Islander or Native Hawaiian, 1.4% (1,278) from other races, and 6.4% (5,741) from two or more races. Hispanic or Latino residents of any race comprised 4.9% (4,449) of the population.
56.2% of residents lived in urban areas, while 43.8% lived in rural areas.
There were 35,919 households, of which 28.0% had children under the age of 18 living in them. Of all households, 57.4% were married-couple households, 14.5% were households with a male householder and no spouse or partner present, and 22.3% were households with a female householder and no spouse or partner present. About 22.1% of all households were made up of individuals and 11.3% had someone living alone who was 65 years of age or older. The average household size was 2.5 and the average family size was 2.9. The percent of those with a bachelorâÂÂs degree or higher was estimated to be 22.2% of the population.
There were 41,628 housing units, of which 13.7% were vacant. Among occupied housing units, 80.4% were owner-occupied and 19.6% were renter-occupied. The homeowner vacancy rate was 2.0% and the rental vacancy rate was 10.8%.
20.1% of the population was under the age of 18, 6.6% from 18 to 24, 21.2% from 25 to 44, 28.5% from 45 to 64, and 23.7% who were 65 years of age or older. The median age was 46.9 years. For every 100 females there were 95.0 males, and for every 100 females age 18 and over there were 92.9 males age 18 and over.
The 2016-2020 5-year American Community Survey estimates show that the median household income was $72,998 (with a margin of error of +/- $3,786). The median family income was $84,984 (+/- $3,364). Males had a median income of $45,003 (+/- $2,709) versus $28,315 (+/- $2,311) for females. The median income for those above 16 years old was $35,889 (+/- $1,972). Approximately, 7.6% of families and 9.8% of the population were below the poverty line, including 12.6% of those under the age of 18 and 7.0% of those ages 65 or over.
As of the census of 2000, there were 57,663 people, 21,980 households, and 16,528 families residing in the county. The population density was 34/km<sup>2</sup> (88/sq mi). There were 25,917 housing units at an average density of 15/km<sup>2</sup> (40/sq mi). The racial makeup of the county was 90.0% White, 7.7% Black or African American, 0.4% Native American, 0.5% Asian, <0.1% Pacific Islander, 0.3% from other races, and 1.0% from two or more races. 1.5% of the population were Hispanic or Latino of any race.
According to the 2000 Census, the largest European ancestry groups in Nassau County were: English (36.2%), Irish (13.6%) and German (11.7%).
There were 21,980 households, out of which 32.8% had children under the age of 18 living with them, 61.2% were married couples living together, 9.9% had a female householder with no husband present, and 24.80% were non-families. 20.1% of all households were made up of individuals, and 7.7% had someone living alone who was 65 years of age or older. The average household size was 2.59 and the average family size was 2.97.
In the county, the population was spread out, with 25.0% under the age of 18, 7.2% from 18 to 24, 28.8% from 25 to 44, 26.3% from 45 to 64, and 12.6% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 97.3 males. For every 100 females age 18 and over, there were 94.8 males.
As of 2021, the median income for a household in the county was $64,943. The per capita income for the county was $36,553. About 8.1% of the population were below the poverty line.
Nassau County's economy ranges from agricultural activity (mostly in the form of tree farms) in the west and central areas, to a variety of activities closer to Amelia Island. Much of the land used for tree farming is owned by Rayonier, a major employer in the area, and the owner of a large pulp mill in Fernandina Beach. Historically, tree farming, trucking, and pulp production have characterized a large portion of the local economy. However, extensive growth is occurring in the outlying small towns in the rural western area, and the home construction market is still quite strong. Fernandina Beach has long been known for professional industries such as real estate, legal services, and medical care, and is also the closest city to two upscale resorts: the Ritz-Carlton Hotel and Amelia Island Plantation. In the central area of the county, a private tract of land known as the White Oak Conservation was once owned by a wealthy family who ran the area as a private zoo, complete with exotic animals such as giraffes and large albino cats. Numerous public figures, including former President Bill Clinton, have vacationed at the resort.
Nassau County has several outdoor festivals and events. The county is home to two world-class golf courses: The Golf Club at North Hampton was designed in part by Arnold Palmer, and is over , has 18 holes and a 72 par. and the Amelia National Golf & Country Club, designed by Tom Fazio which has 18 holes and a 72 par.
The Nassau County Economic Development Board, which represents all of Nassau County as a desirable place to relocate a business or to expand a business. In November 2017 it was announced that the University of Florida will be building two health and fitness facilities. In January 2018 the large energy company Florida Public Utilities announced that they will be relocating to Yulee and will be building a new corporate headquarters.
In 2017 Rayonier completed building a new corporate headquarters in Yulee. Rayonier also plans to develop a pine forest in Yulee into a community complete with housing, offices, medical facilities, shopping centers, light industrial facilities and schools. The development, starting with and is called Wildlight. Rayonier is also working with Nassau County to develop the Wildlight Elementary School at a cost of $26 million which is scheduled to open for the start of the 2017âÂÂ2018 academic year with 600 students.
Fernandina Beach Municipal Airport, a general aviation airport and former military airbase that is also now used at times by the U.S. Navy, the U.S. Coast Guard and the Florida Air National Guard and is in Amelia Island south of the central business district of Fernandina Beach. It is designated as a reliever airport for Jacksonville International Airport.
Located in Hilliard is a Federal Aviation Administration (FAA) Air Traffic Control Center, which coordinates most commercial and civilian air traffic for the southeastern United States. The FAA center is a major employer in Hilliard, and many retired FAA employees live in Nassau County.
The Florida Welcome Center in the county is a "tourist information house", near the Florida/Georgia state line on I-95. This center provides incoming visitors with a variety of information on travel, highways, sports, climate, accommodations, cities, outdoor recreation, and attractions. In tribute to the citrus industry (which historically has been a major part of Florida's economy), every visitor is offered a free cup of Florida citrus juice (orange or grapefruit)..
According to the Nassau County website as of June 2019, the top employers in the county are:
Nassau County Public School District operates public schools. Its schools are below:
Elementary schools:
Middle schools:
High schools:
Middle-senior high schools:
Florida State College at Jacksonville, a state college in the Florida College System, has a campus in Nassau County near Yulee called the Betty Cook Center. It is accredited by the Southern Association of Colleges and Schools to award associates degrees and bachelor's degrees.
The Nassau County Public Library has 5 branches.
A major renovation of the Fernandina Beach branch was completed in 2015 and a grand opening of the branch was held in April, 2016. The newly renovated library, at 25 North 4th Street, doubled its size to approximately . Per the Nassau County Public Library's long range plan for 2013âÂÂ2017, this renovation brought that building, originally opened in 1976, up to current Nassau County code. A resolution between the City of Fernandina Beach and Nassau County was also passed that details the ownership of the Library facility and Library operations.
The Fernandina Beach branch also houses over one thousand titles that belong to the Amelia Island Genealogical Society. The materials are available for public use at the library.
There are three newspapers in Nassau County. The largest, the Fernandina Beach News-Leader, is owned by Community Newspapers Incorporated, a media company headed by Tom Wood and Dink NeSmith. The Nassau County Record is also owned by Community Newspapers Incorporated. Both of these periodicals are available by subscription or from newsstands. The Westside Journal, an independent newspaper, is published by Florida Sun Printing, and is available for free through the mail and usually contains submitted copy.