Demographics · ID
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).
130,138 people live in Meridian, at a median age of 37.5 years (American Community Survey 2020–2024, a 5-year average)
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
The median age in Meridian is 37.5 years (±0.8), younger than the U.S. median of 38.9 years. The population is 49.7% male and 50.3% female. The largest age band is 5 to 17 at 19.2%.
| Age band | People | Share | ± margin |
|---|---|---|---|
| Under 5 | 7,649 | 5.9% | ±649 |
| 5 to 17 | 24,939 | 19.2% | ±1,336 |
| 18 to 24 | 10,581 | 8.1% | ±954 |
| 25 to 34 | 17,145 | 13.2% | ±1,106 |
| 35 to 44 | 19,259 | 14.8% | ±1,081 |
| 45 to 54 | 17,631 | 13.5% | ±1,027 |
| 55 to 64 | 13,716 | 10.5% | ±949 |
| 65 to 74 | 11,390 | 8.8% | ±969 |
| 75 and over | 7,828 | 6.0% | ±654 |
Median age by sex: 36.9 (male) · 38.3 (female).
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
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.
| Race (alone, or two or more) | People | Share | ± margin |
|---|---|---|---|
| White alone | 107,959 | 83.0% | ±1,800 |
| Black or African American alone | 1,659 | 1.3% | ±691 |
| American Indian & Alaska Native alone | 438 | 0.3% | ±144 |
| Asian alone | 3,072 | 2.4% | ±529 |
| Native Hawaiian & Pacific Islander alone | 175 | 0.1% | ±85 |
| Some other race alone | 3,631 | 2.8% | ±783 |
| Two or more races | 13,204 | 10.1% | ±1,576 |
| Hispanic or Latino (of any race) | 13,692 | 10.5% | ±1,221 |
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
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%
Share of all households · B11001
Living alone
18.8%
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
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% | 6,502 people · B05002 |
| Speak only English at home (age 5+) | 91.8% | C16001 |
| Top non-English language at home | 4.2% | 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
44.2% of adults age 25 and over in Meridian hold a bachelor's degree or higher (the U.S. share is about 35%).
| 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 →
Sources · provenance
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/.