Demographics of Diamondhead city, Mississippi

Diamondhead city, Mississippi had 9,441 people on July 1, 2025, by the Census Bureau’s estimate: −69 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Diamondhead city, in four figures

9,441
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 9,338 ±43.; −0.7%
Change since July 2020: −69 people.; 49.1 ±4.9
Median age: ACS 2020–⁠2024.; $87,407 ±$15,076
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.

Diamondhead city, Mississippi's population shrank 0.7% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Diamondhead city, Mississippi'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

Diamondhead city, Mississippi's population shrank 0.7% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Diamondhead city, Mississippi'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	9,510	100.0	100.0
2021	9,377	98.6	100.2
2022	9,225	97.0	100.7
2023	9,264	97.4	101.6
2024	9,406	98.9	102.5
2025	9,441	99.3	103.1

Population of Diamondhead city, Mississippi on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	9,510	—
2021	9,377	−133
2022	9,225	−152
2023	9,264	+39
2024	9,406	+142
2025	9,441	+35

Age, 2020–2024

The median age is 49.1 ±4.9: for men 45.3 ±7.8 and for women 52.5 ±4.6. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Diamondhead city by age, ACS 2020–2024
Age	People	Share	Mississippi	United States
Under 5	807 ±269	8.6% ±2.9	6.0% ±<0.1	5.6% ±<0.1
5 to 17	847 ±227	9.1% ±2.4	17.4% ±0.1	16.3% ±<0.1
18 to 24	705 ±224	7.5% ±2.4	9.8% ±0.1	9.1% ±<0.1
25 to 44	1,983 ±332	21.2% ±3.6	25.1% ±0.2	26.9% ±<0.1
45 to 64	2,309 ±322	24.7% ±3.4	24.6% ±0.2	24.8% ±<0.1
65 and over	2,687 ±357	28.8% ±3.8	17.2% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $87,407 ±$15,076, and income per person $45,454 ±$4,567, in 2024 dollars. The median is $56,447 ±$539 in Mississippi and $80,734 ±$166 in the United States.

Households by income

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Households in Diamondhead city by income, ACS 2020–2024
Household income	Households	Share	Mississippi	United States
Under $25,000	378 ±150	9.4% ±3.7	23.1% ±0.4	14.6% ±<0.1
$25,000 to $49,999	680 ±195	16.9% ±4.7	22.0% ±0.4	16.7% ±<0.1
$50,000 to $74,999	743 ±166	18.5% ±3.9	16.5% ±0.3	15.5% ±<0.1
$75,000 to $99,999	545 ±167	13.5% ±4.0	12.0% ±0.3	12.6% ±<0.1
$100,000 to $149,999	919 ±226	22.8% ±5.4	14.4% ±0.3	17.5% ±<0.1
$150,000 to $199,999	374 ±120	9.3% ±2.9	6.2% ±0.2	9.6% ±<0.1
$200,000 or more	386 ±129	9.6% ±3.1	5.8% ±0.2	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 Diamondhead city by age, ACS 2020–2024
Age	Below poverty	Rate	Mississippi	United States
All ages	646 ±271	7.0% ±2.9	18.9% ±0.3	12.5% ±0.1
Under 18	5 to 173	0.5% to 10.4%	26.0% ±0.6	16.1% ±0.1
18 to 59	133 to 549	3.3% to 13.2%	17.4% ±0.3	11.6% ±0.1
60 and over	94 to 338	2.8% to 9.7%	15.2% ±0.4	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 Diamondhead city, ACS 2020–2024
Measure	Diamondhead city	Mississippi	United States
Housing units	4,414 ±267	1,341,114 ±478	143,775,355 ±10,234
Occupied	91.2% ±3.4	85.4% ±0.3	89.9% ±0.1
Vacant	8.8% ±3.3	14.6% ±0.3	10.1% ±0.1
Owner occupied	89.7% ±2.6	70.0% ±0.4	65.2% ±0.3
Renter occupied	10.3% ±3.9	30.0% ±0.4	34.8% ±0.1
Median home value	$259,600 ±$13,691	$169,800 ±$1,198	$332,700 ±$236
Median gross rent	$1,571 ±$194	$954 ±$8	$1,413 ±$2
Median year built	1997 ±3	1986 ±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 Diamondhead city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Mississippi	United States
Hispanic or Latino	516 ±178	5.5% ±1.9	3.7% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	7,872 ±330	84.3% ±3.5	55.2% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	90 to 394	1.0% to 4.2%	36.3% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	17 to 249	0.2% to 2.7%	1.0% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 20	0% to 0.2%	0.4% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 20	0% to 0.2%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 35	0% to 0.4%	0.3% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	278 to 844	3.0% to 9.0%	3.0% ±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 Diamondhead city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Mississippi	United States
Born in the state	3,313 ±434	35.5% ±4.6	70.8% ±0.3	57.3% ±<0.1
Born in another state	5,620 ±433	60.2% ±4.6	26.1% ±0.2	26.9% ±<0.1
Born a citizen outside the states	34 to 172	0.4% to 1.8%	0.7% ±<0.1	1.7% ±<0.1
Born abroad	302 ±139	3.2% ±1.5	2.4% ±0.1	14.1% ±<0.1
Naturalized citizens	75 to 231	0.8% to 2.5%	1.0% ±0.1	7.4% ±<0.1
Not citizens	28 to 270	0.3% to 2.9%	1.4% ±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%.

Diamondhead city among the places of Mississippi

44th of 68 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Mississippi page.

Places of Mississippi near Diamondhead city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Cleveland city	10,623 ±26
Flowood city	10,587 ±42
Yazoo City city	10,219 ±18
Bay St. Louis city	10,188 ±38
West Point city	9,900 ±18
Diamondhead city	9,338 ±43
Booneville city	9,246 ±26
Indianola city	9,062 ±28
Gulf Hills CDP	8,451 ±888
Senatobia city	8,380 ±19
St. Martin CDP	8,139 ±1,348

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

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026