Northern St. Johns County is probably the fastest-growing area on the First Coast. Such spectacular communities as Julington Creek Plantation and Silverleaf as well as County Road 210 and Switzerland, offer lifestyle choices as gated communities, golf communities, condominiums and apartment homes. Like many other First Coast communities, golf plays an integral role in this region. Choose from courses designed by Jacksonville native Mark McCumber to golf legends Arnold Palmer and Jack Nicklaus. The vast amount of development on St. Johns County Road 210, offers the peacefulness of country charm that’s within a shot of the city hustle-bustle. Development in the form of new homes, apartments and shopping destinations are populating the St Johns County area. Buc-ee's, Costco and a 100,000 sqft Bass Pro Shops opened in November of 2024 along International Golf Parkway.
292,243 people live in Northern St. Johns County, where the median age is 44 and the average individual income is $54,822. Data provided by the U.S. Census Bureau.
Total Population
Median Age
Population Density Population Density This is the number of people per square mile in a neighborhood.
Average individual Income
There's plenty to do around Northern St. Johns County, including shopping, dining, nightlife, parks, and more. Data provided by Walk Score and Yelp.
Explore popular things to do in the area, including Jungle World Indoor Playground.
Northern St. Johns County has 108,827 households, with an average household size of 2.66. Data provided by the U.S. Census Bureau. Here’s what the people living in Northern St. Johns County do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 292,243 people call Northern St. Johns County home. The population density is 487 and the largest age group is Data provided by the U.S. Census Bureau.
Total Population
Population Density Population Density This is the number of people per square mile in a neighborhood.
Median Age
Men vs Women
Population by Age Group
0-9 Years
10-17 Years
18-24 Years
25-64 Years
65-74 Years
75+ Years
Education Level
Total Households
Average Household Size
Average individual Income
Households with Children
With Children:
Without Children:
Marital Status
Blue vs White Collar Workers
Blue Collar:
White Collar:
