Demographics · ID

Meridian, ID demographics.

Meridian, ID demographics: 130,138 residents, with a median age of 37.5 years, from the U.S. Census Bureau's American Community Survey 2020–2024 (5-year estimates).

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130,138people are estimated in Meridian, at a median age of 37.5 years (American Community Survey 2020–2024 period estimate)

Median age 37.5 years — younger than the U.S. median of 38.9.

ACS 2020–2024 5-year · ACS 5-Year Estimates 2020-2024 (released 2026-01-29)

In Meridian, the largest race group is White (83.0%); 10.5% of residents are Hispanic or Latino (of any race); 5.0% were born outside the United States.

ACS 2020–2024 · B01001 / B01002

How old is Meridian?

The estimated median age in Meridian is 37.5 years (±0.8), compared with the U.S. estimate of 38.9 ± 0.1 years. These are descriptive comparisons, not significance tests. The population is 49.7% ± 0.8 percentage points male and 50.3% ± 0.8 percentage points female. The largest age band is 5 to 17 at 19.2%.

Under 5

5.9%

5 to 17

19.2%

18 to 24

8.1%

25 to 34

13.2%

35 to 44

14.8%

45 to 54

13.5%

55 to 64

10.5%

65 to 74

8.8%

75 and over

6.0%

Age band	People	Share	± margin
Under 5	7,649	5.9% ± 0.5 percentage points	±649
5 to 17	24,939	19.2% ± 1.0 percentage points	±1,336
18 to 24	10,581	8.1% ± 0.7 percentage points	±954
25 to 34	17,145	13.2% ± 0.8 percentage points	±1,106
35 to 44	19,259	14.8% ± 0.8 percentage points	±1,081
45 to 54	17,631	13.5% ± 0.8 percentage points	±1,027
55 to 64	13,716	10.5% ± 0.7 percentage points	±949
65 to 74	11,390	8.8% ± 0.7 percentage points	±969
75 and over	7,828	6.0% ± 0.5 percentage points	±654

Median age by sex: 36.9 (male) · 38.3 (female).

Shares may not sum to 100% due to rounding. Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B01001 sex by age, B01002 median age) · place-grain · margins of error at the 90% confidence level · methodology →

ACS 2020–2024 · B02001 / B03003

What is the racial and ethnic makeup of Meridian?

The largest race group in Meridian is White at 83.0% of the population. Separately, 10.5% of residents are Hispanic or Latino of any race.Race and Hispanic origin are two different questions on the census form, so their shares are reported separately and are not additive.

White alone

83.0%

Black or African American alone

1.3%

American Indian & Alaska Native alone

0.3%

Asian alone

2.4%

Native Hawaiian & Pacific Islander alone

0.1%

Some other race alone

2.8%

Two or more races

10.1%

Race (alone, or two or more)	People	Share	± margin
White alone	107,959	83.0% ± 1.4 percentage points	±1,800
Black or African American alone	1,659	1.3% ± 0.5 percentage points	±691
American Indian & Alaska Native alone	438	0.3% ± 0.1 percentage points	±144
Asian alone	3,072	2.4% ± 0.4 percentage points	±529
Native Hawaiian & Pacific Islander alone	175	0.1% ± 0.1 percentage points	±85
Some other race alone	3,631	2.8% ± 0.6 percentage points	±783
Two or more races	13,204	10.1% ± 1.2 percentage points	±1,576
Hispanic or Latino (of any race)	13,692	10.5% ± 0.9 percentage points	±1,221

Race shares may not sum to 100% due to rounding; race and Hispanic origin are separate questions and are not additive. Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B02001 race, B03003 Hispanic or Latino origin) · place-grain · margins of error at the 90% confidence level · methodology →

ACS 2020–2024 · B11001 / B25010

How many households are in Meridian?

Meridian has 48,038 households. 74.2% are family households and 18.8% are people living alone. The average household holds 2.69 people.

Total households

48,038

ACS 2020–2024 5-yr · B11001

Avg household size

2.69

ACS 2020–2024 5-yr · B25010 · ±0.05

Family households

74.2% ± 1.0 percentage points

Share of all households · B11001

Living alone

18.8% ± 1.6 percentage points

Share of all households · B11001

Household type	Households	± margin
Total households	48,038	±822
Family households	35,645	±776
Nonfamily households	12,393	±912
Householder living alone	9,036	±797

Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B11001 household type, B25010 average household size) · place-grain · methodology →

ACS 2020–2024 · B05002 / C16001

Where are Meridian residents from?

5.0% of Meridian residents were born outside the United States. 91.8% of residents age 5 and over speak only English at home. The most-spoken non-English language at home is Spanish (4.2%).

Measure	Value	Source / grain
Foreign-born share	5.0% ± 0.7 percentage points	6,502 people · B05002
Speak only English at home (age 5+)	91.8% ± 1.0 percentage points	C16001
Top non-English language at home	4.2% ± 0.7 percentage points	Spanish · 5,195 speakers · C16001

Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B05002 place of birth, C16001 language spoken at home) · place-grain · methodology →

ACS 2020–2024 · B15003

What share of Meridian has a college degree?

44.2% ± 2.1 percentage points of adults age 25 and over in Meridian hold a bachelor's degree or higher. The U.S. estimate is 35.7%.

Measure	Value	Source / grain
Bachelor's degree or higher (age 25+)	44.2%	B15003 lines 22–25 over line 1 · place-grain

Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B15003 educational attainment, population 25+) · place-grain · methodology →

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Sources · provenance

Datasets on this page.

The GEOID for Meridian is 1652120. Every figure on this page is a place-grain American Community Survey 5-Year 2020–2024 estimate (ACS 5-Year Estimates 2020-2024 (released 2026-01-29)) shown with its margin of error. Full per-dataset detail: /sources/.