Mount Pleasant, South Carolina Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Mount Pleasant, SC Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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A
Health Above average
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A+
Income Top grade
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A+
Education Top grade
Source: Map AI Methodology
Population
| Metric | Mount Pleasant | South Carolina Avg | U.S. Average |
|---|---|---|---|
| Population | 77,795 | 5,295,781 | 337,468,954 |
| Population density (per sq mi) | 1333.2 | 165.5 | 86.4 |
| Population growth (%/yr) | 2.35% | 1.16% | 0.59% |
| Median age | 41.2 | 40.4 | 37.3 |
| Households | 32,990 | 2,118,015 | 130,235,071 |
Population in Mount Pleasant grew by 64.0% from 2009 to 2024, reaching 77,795 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Mount Pleasant is Millennials, aged 29–44, at 22.9% of residents. That is 1.9 points above South Carolina as a whole.
- Gen Z 13–28 13,401 17.2% -3.9 pts
- Millennials 29–44 17,793 22.9% +1.9 pts
- Gen X 45–60 17,602 22.6% +2.5 pts
- Boomers 61–79 13,445 17.3% -1.2 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below South Carolina, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 51.3% of the people living in Mount Pleasant and men 48.7%.
- Women 51.3% South Carolina 51.2%
- Men 48.7% South Carolina 48.8%
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Economy
Mount Pleasant has a the economy index of A+, which means it is exceptionally prosperous.
| Metric | Mount Pleasant | South Carolina Avg | U.S. Average |
|---|---|---|---|
| Median household income | $117,443 | $69,383 | $80,455 |
| Income growth (%/yr) | 4.92% | 5.01% | 4.80% |
| Unemployment rate | 3.5% | 4.8% | 5.2% |
The median household income in Mount Pleasant is about 69% higher than in South Carolina.
Housing
| Metric | Mount Pleasant | South Carolina Avg | U.S. Average |
|---|---|---|---|
| Median home price | $494,749 | $239,609 | $248,835 |
| Median rent | $2,102 | $1,179 | $1,407 |
| Homeownership rate | 72.7% | 71.9% | 65.2% |
The median home price in Mount Pleasant is about 19.6 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $2,102 per month for that long.
Commute Time & Mobility
Commuters in Mount Pleasant spend about 45 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 187 hours, about 7.8 full days, spent commuting.
| Metric | Mount Pleasant | South Carolina Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 22.5 | 22.3 | 22.4 |
| Round-trip commute (min) | 44.9 | 44.5 | 44.8 |
| Yearly time spent (hours) | 187 | 186 | 187 |
| Estimated yearly cost | $5,805 | $5,753 | $5,790 |
| Work from home | 26.5% | 11.5% | 15.0% |
| Highway traffic (vehicles/day) | 15,622 | 9,507 | 8,813 |
| Local road traffic (vehicles/day) | 3,096 | 1,499 | 1,355 |
The average commute time in Mount Pleasant is about the same as in South Carolina.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Mount Pleasant has a education index of A+, which means it is exceptionally educated.
| Metric | Mount Pleasant | South Carolina Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 62.5% | 28.2% | 31.6% |
| Average household size | 2.35 | 2.44 | 2.53 |
Health
Mount Pleasant has a health index of A, which means it is very healthy.
| Metric | Mount Pleasant | South Carolina Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 79.4 | 75.8 | 78.3 |
| Self-rated poor health | 9.1% | 19.6% | 16.3% |
| Smokers | 11.3% | 21.5% | 19.0% |
Mount Pleasant, SC Compared With Nearby Cities
How Mount Pleasant, SC compares with the 2 cities closest to it.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Mount Pleasant, SC | 77,795 | $117,443 #1/3 | $494,749 #1/3 | 22.5 min #2/3 |
| Charleston, SC | 138,300 | $92,795 | $424,827 | 20.9 min |
| Hanahan, SC | 21,136 | $84,455 | $259,261 | 23.0 min |
Frequently Asked Questions
Common questions about Mount Pleasant, South Carolina.
How big is Mount Pleasant, South Carolina by population?
About 77,795 people live in Mount Pleasant, South Carolina, in 32,990 households of 2.3 people on average. The median age is 41.2, so residents are older than the U.S. median of 37.3 by about 4 years.
How densely populated is Mount Pleasant, South Carolina?
Averaged over its land area, Mount Pleasant, South Carolina has 1,333 people per square mile, a density typical of urban and suburban areas. That is about 15 times the U.S. average of 86.
Can a typical household afford a home in Mount Pleasant, South Carolina?
The median home costs 4.2 times the median household income ($494,749 against $117,443), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $2,102 a month takes about 21% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is it hard to find a job in Mount Pleasant, South Carolina?
Unemployment in Mount Pleasant, South Carolina is only 3.5%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
How educated are people in Mount Pleasant, South Carolina?
62.5% of adults in Mount Pleasant, South Carolina hold a bachelor's degree or higher (about 6 in 10), well above the U.S. share of 31.6%.
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