Demographics of St. Augustine city, Florida

St. Augustine city, Florida had 16,141 people on July 1, 2025, by the Census Bureau’s estimate: +1,443 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

St. Augustine city, in four figures

16,141
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 15,351 ±57.; +9.8%
Change since July 2020: +1,443 people.; 49.9 ±4.5
Median age: ACS 2020–⁠2024.; $78,151 ±$9,893
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

St. Augustine city, Florida's population grew 9.8% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of St. Augustine city, Florida's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — incorporated places and New England towns

About this chart

The figures

St. Augustine city, Florida's population grew 9.8% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of St. Augustine city, Florida's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	14,698	100.0	100.0
2021	15,158	103.1	100.2
2022	15,281	104.0	100.7
2023	15,577	106.0	101.6
2024	16,038	109.1	102.5
2025	16,141	109.8	103.1

Population of St. Augustine city, Florida on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	14,698	—
2021	15,158	+460
2022	15,281	+123
2023	15,577	+296
2024	16,038	+461
2025	16,141	+103

Age, 2020–2024

The median age is 49.9 ±4.5: for men 48.8 ±4.1 and for women 50.9 ±5.7. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in St. Augustine city by age, ACS 2020–2024
Age	People	Share	Florida	United States
Under 5	105 to 317	0.7% to 2.1%	5.0% ±<0.1	5.6% ±<0.1
5 to 17	1,075 ±263	7.0% ±1.7	14.5% ±0.1	16.3% ±<0.1
18 to 24	2,201 ±412	14.3% ±2.7	8.1% ±<0.1	9.1% ±<0.1
25 to 44	3,519 ±580	22.9% ±3.8	25.3% ±0.1	26.9% ±<0.1
45 to 64	4,132 ±543	26.9% ±3.5	25.7% ±0.1	24.8% ±<0.1
65 and over	4,213 ±536	27.4% ±3.5	21.3% ±0.1	17.2% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Income and poverty, 2020–2024

Median household income is $78,151 ±$9,893, and income per person $47,204 ±$3,487, in 2024 dollars. The median is $74,568 ±$284 in Florida and $80,734 ±$166 in the United States.

Households by income

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Households in St. Augustine city by income, ACS 2020–2024
Household income	Households	Share	Florida	United States
Under $25,000	1,086 ±276	16.6% ±4.1	15.0% ±0.1	14.6% ±<0.1
$25,000 to $49,999	1,294 ±320	19.8% ±4.7	18.4% ±0.1	16.7% ±<0.1
$50,000 to $74,999	782 ±190	12.0% ±2.8	16.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	690 ±180	10.6% ±2.7	13.1% ±0.1	12.6% ±<0.1
$100,000 to $149,999	1,391 ±348	21.3% ±5.1	17.2% ±0.1	17.5% ±<0.1
$150,000 to $199,999	400 ±147	6.1% ±2.2	8.4% ±0.1	9.6% ±<0.1
$200,000 or more	886 ±168	13.6% ±2.4	11.0% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in St. Augustine city by age, ACS 2020–2024
Age	Below poverty	Rate	Florida	United States
All ages	1,994 ±383	14.1% ±2.7	12.6% ±0.1	12.5% ±0.1
Under 18	19 to 127	1.8% to 9.7%	16.5% ±0.2	16.1% ±0.1
18 to 59	1,308 ±324	17.5% ±3.9	11.5% ±0.1	11.6% ±0.1
60 and over	613 ±244	11.4% ±4.3	11.8% ±0.1	11.0% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Housing, 2020–2024

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Housing in St. Augustine city, ACS 2020–2024
Measure	St. Augustine city	Florida	United States
Housing units	8,715 ±581	10,256,470 ±942	143,775,355 ±10,234
Occupied	74.9% ±1.6	85.3% ±0.2	89.9% ±0.1
Vacant	25.1% ±3.7	14.7% ±0.2	10.1% ±0.1
Owner occupied	63.0% ±5.6	67.6% ±0.3	65.2% ±0.3
Renter occupied	37.0% ±3.5	32.4% ±0.2	34.8% ±0.1
Median home value	$439,800 ±$44,593	$359,000 ±$930	$332,700 ±$236
Median gross rent	$1,653 ±$118	$1,669 ±$5	$1,413 ±$2
Median year built	1980 ±6	1988 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in St. Augustine city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Florida	United States
Hispanic or Latino	1,044 ±266	6.8% ±1.7	27.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	12,909 ±473	84.1% ±3.1	50.4% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	523 ±221	3.4% ±1.4	14.6% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	93 to 505	0.6% to 3.3%	2.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 27	0% to 0.2%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 24	0% to 0.2%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 41	0% to 0.3%	0.7% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	267 to 829	1.7% to 5.4%	3.8% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in St. Augustine city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Florida	United States
Born in the state	4,872 ±705	31.7% ±4.6	35.5% ±0.1	57.3% ±<0.1
Born in another state	9,245 ±757	60.2% ±4.9	38.7% ±0.1	26.9% ±<0.1
Born a citizen outside the states	79 to 241	0.5% to 1.6%	4.0% ±0.1	1.7% ±<0.1
Born abroad	1,074 ±320	7.0% ±2.1	21.9% ±0.1	14.1% ±<0.1
Naturalized citizens	659 ±273	4.3% ±1.8	12.6% ±0.1	7.4% ±<0.1
Not citizens	415 ±196	2.7% ±1.3	9.3% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

St. Augustine city among the places of Florida

259th of 482 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Florida page.

Places of Florida near St. Augustine city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Naranja CDP	15,796 ±1,678
Thonotosassa CDP	15,764 ±1,308
Homosassa Springs CDP	15,701 ±1,351
Myrtle Grove CDP	15,595 ±1,216
Lockhart CDP	15,371 ±2,490
St. Augustine city	15,351 ±57
Forest City CDP	15,312 ±1,164
Wimauma CDP	15,266 ±3,128
West Park city	15,249 ±47
Fruitville CDP	15,172 ±1,175
Elfers CDP	15,006 ±1,434

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026