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Mandapam, India
Tamil Nadu · India
Mandapam is a small city in Tamil Nadu, India with a population of 18,427. Elevation: 20 ft (6 m). Average temperature: 84°F (29°C).
Data updated June 2026
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About Mandapam
Mandapam is a panchayat town in Ramanathapuram district in the Indian state of Tamil Nadu. The famed Pamban Railway bridge and Vehicular bridge lie to the East of this Panchayat Town. Mandapam is Tamil Nadu’s largest refugee camp for Sri Lankans in India.
People
Economy
C+Housing
CClimate
| Population | 18,427 |
| Population Density | 9,548 / sq mi |
| Elevation | 20 ft (6 m) |
| Coordinates | 9.2757°, 79.1236° |
| Timezone | Asia/Kolkata |
| Country | 🇮🇳 India |
| State / Province | Tamil Nadu |
| Average Temperature | 84°F (29°C) |
| January Average | 80°F (26°C) |
| July Average | 86°F (30°C) |
| Annual Precipitation | 32.5 inches (825 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
| Median Household Income | $3,300 |
| Median Age | 33.0 years |
About Mandapam
Mandapam is a small city in India (Tamil Nadu) with a population of 18,427. The city sits at an elevation of 20 feet (6 meters) above sea level. The average annual temperature is 84°F (29°C). Temperatures range from 80°F in January to 86°F in July. Annual precipitation averages 32.5 inches. The timezone is Asia/Kolkata.
Population
Language Spoken at Home
Social Characteristics
Mandapam vs India Average
Income: Mandapam vs India
Commute Mode
Income
| Median HH Income | $3,300 |
| 96% below India avg | |
| Per Capita Income | $3,350 |
| Avg Weekly Wage | $64 |
Employment & Poverty
| Unemployment | 4.8% |
| 33% above India avg | |
| Poverty Rate | 8.5% |
| 31% below India avg | |
| Establishments (County) | 332 |
Business (County)
Tax & Cost of Living
Commute & Transportation
Walkability
Home Value Sources
Ownership Split
Home Values
| Census Median | $25,000 |
| 91% below India avg |
Real Estate Market (Redfin)
Rental Costs
| Census Median Rent | $55 |
| 95% below India avg | |
| Rent Burden | 26.7% |
Ownership & Property
| Housing Units | 7,371 |
Property Tax
Climate in Mandapam
Mandapam has an average annual temperature of 29.1°C (84°F). The hottest month is May (31°C), the coldest is Jan (26.6°C). Average annual precipitation is 997 mm.
Temperature
| Annual Average | 84.1°F |
| 56% above India avg | |
| January Average | 80°F (26°C) |
| July Average | 86°F (30°C) |
| Sunny Days | 277 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 1.9 sq mi (5.0 km²) |
| Population Density | 9,548/sq mi |
| Coordinates | 9.2757°N, 79.1236°W |
| Timezone | Asia/Kolkata |
Precipitation & Snow
Air Quality
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (26°C) | 1.1 in | |
| February | 81°F (27°C) | 0.9 in | |
| March | 84°F (29°C) | 1.1 in | |
| April | 87°F (31°C) | 1.9 in | |
| May | 88°F (31°C) | 1.6 in | Warmest |
| June | 87°F (31°C) | 0.5 in | Driest |
| July | 86°F (30°C) | 1.0 in | |
| August | 86°F (30°C) | 1.1 in | |
| September | 86°F (30°C) | 1.9 in | |
| October | 84°F (29°C) | 6.9 in | |
| November | 81°F (27°C) | 8.9 in | Wettest |
| December | 79°F (26°C) | 5.7 in | Coldest |
Mandapam has a seasonal temperature swing of 9°F / from 79°F in December to 88°F in May. Total annual precipitation is 32.5 inches, with November being the wettest month (8.9") and June the driest (0.5").
Hotels in Mandapam
1 hotels within city radius - OpenStreetMap data
Clinics in Mandapam
2 clinics within city radius - OpenStreetMap data
Train Stations in Mandapam
1 train stations within city radius - OpenStreetMap data
Airports Near Mandapam
1 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Ramnad Naval Air Station | - | Small Airport |
Quick Facts
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Get ReportFrequently Asked Questions About Mandapam
What is the population of Mandapam?
Mandapam has a population of 18,427 residents and is located in India. The population density is 9,548 people per square mile, spread across 1.9 square miles. The median age of residents is 33.0 years, which is younger than the national median of 38.9 years.
Is Mandapam expensive to live in?
The median household income is $3,300, 96% below the national average of $75,149. The median home value is $25,000 (91% below the U.S. median). Renters pay a median of $55 per month, below the national average of $1,163. The home price-to-income ratio is 7.6x, which means housing is a stretch relative to local earnings.
What is the weather like in Mandapam?
Mandapam has a warm climate with an average annual temperature of 84°F (29°C). Winter temperatures average 80°F in January, while summers reach an average of 86°F in July. The area receives 277 sunny days per year, well above the national average of 205. Annual rainfall totals 32.5 inches.
How is the job market in Mandapam?
Mandapam has a healthy job market with an unemployment rate of 4.8%, near the national average of 3.6%. The average weekly wage is $64. There are 332 business establishments in the area.
How much does housing cost in Mandapam?
The median home value in Mandapam is $25,000. For renters, the median monthly rent is $55.