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Hendek, Turkey
Sakarya · Turkey
Hendek is a mid-size city in Sakarya, Turkey with a population of 35,257. Elevation: 607 ft (185 m). Average temperature: 55°F (13°C).
Data updated June 2026
Discover Hendek, Turkey
Explore over 40 sections covering people, economy, housing, health, crime, climate, community, costs, trends, schools, colleges, hospitals, treatment centers, industries, museums, libraries, breweries, farmers markets, grocery stores, pharmacies, campgrounds, parks, trails, stadiums, ski resorts, daycare centers, nursing homes, churches, fire stations, cell towers, bridges, power plants, EV stations, prisons, radio stations, airports, police stations, post offices, Amtrak stations, superfund sites, UNESCO sites, and more.
Use the tabs and dropdown menus below to navigate every data point we track for this city.
People
Climate
| Population | 35,257 |
| Population Density | 117,523 / sq mi |
| Elevation | 607 ft (185 m) |
| Coordinates | 40.7994°, 30.7481° |
| Timezone | Europe/Istanbul |
| Country | 🇹🇷 Turkey |
| State / Province | Sakarya |
| Average Temperature | 55°F (13°C) |
| January Average | 39°F (4°C) |
| July Average | 69°F (21°C) |
| Annual Precipitation | 30.2 inches (766 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Hendek
Hendek is a mid-size city in Turkey (Sakarya) with a population of 35,257. The city sits at an elevation of 607 feet (185 meters) above sea level. The average annual temperature is 55°F (13°C). Temperatures range from 39°F in January to 69°F in July. Annual precipitation averages 30.2 inches. The timezone is Europe/Istanbul.
Climate in Hendek
Hendek has an average annual temperature of 16.5°C (62°F). The hottest month is Aug (25.8°C), the coldest is Jan (7.7°C). Average annual precipitation is 867 mm.
Temperature
| Annual Average | 54.6°F |
| 1% above Turkey avg | |
| January Average | 39°F (4°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 281 days/yr |
Geography
| Elevation | 607 ft (185 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 117,523/sq mi |
| Coordinates | 40.7994°N, 30.7481°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 2.5 m (8 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1999 | KOCAELI, TURKEY | Earthquake | 2.5 m | 17,118 | 66 km |
| 1963 | MARMARA SEA | Earthquake | 1.0 m | 1 | 134 km |
| 986 | MARMARA SEA | Earthquake | - | - | 130 km |
| 551 | LEVANTIAN SEA | Earthquake | - | - | 71 km |
| 478 | MARMARA SEA | Earthquake | - | - | 130 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 3.3 in | Coldest |
| February | 41°F (5°C) | 2.5 in | |
| March | 45°F (7°C) | 2.6 in | |
| April | 52°F (11°C) | 2.2 in | |
| May | 59°F (15°C) | 2.1 in | |
| June | 66°F (19°C) | 2.1 in | |
| July | 69°F (21°C) | 1.8 in | Warmest |
| August | 69°F (21°C) | 1.7 in | Driest |
| September | 64°F (18°C) | 1.9 in | |
| October | 57°F (14°C) | 2.9 in | |
| November | 49°F (10°C) | 3.0 in | |
| December | 43°F (6°C) | 3.9 in | Wettest |
Hendek has a seasonal temperature swing of 30°F / from 39°F in January to 69°F in July. Total annual precipitation is 30.2 inches, with December being the wettest month (3.9") and August the driest (1.7").
Schools in Hendek
4 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Yeni Mahalle Kız Teknik ve Meslek Lisesi | - | - | - | - |
| Şehit Ali Gaffar Okkan İlkokulu | - | - | - | - |
| Mustafa Asım İlkokulu | - | - | - | - |
| Hendek Kız Anadolu İmam Hatip Lisesi | - | - | - | - |
Radio Stations near Hendek
1 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| Romantik SES Sakarya | romantic, slow | AAC+ 64 kbps |
Libraries in Hendek
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Hendek İlçe Halk Kütüphanesi | 0.0 |
Farmers Markets in Hendek
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Hendek Kapalı Pazaryeri | |||||
| Pazar Yeri |
Hotels in Hendek
2 hotels within city radius - OpenStreetMap data
Restaurants in Hendek
6 restaurants within city radius - OpenStreetMap data
Cafes in Hendek
9 cafes within city radius - OpenStreetMap data
Bus Stations in Hendek
1 bus stations within city radius - OpenStreetMap data
Gas Stations in Hendek
19 gas stations within city radius - OpenStreetMap data
Banks in Hendek
6 banks within city radius - OpenStreetMap data
Shopping Malls in Hendek
1 shopping malls within city radius - OpenStreetMap data
Airports Near Hendek
2 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Cengiz Topel Airport | KCO | Medium Airport |
| Istanbul Aviation Pamukova Airfield | - | Small Airport |
Post Offices in Hendek
2 post offices.
| Post Office | Address |
|---|---|
| PTT | |
| Yurtiçi Kargo |
Churches & Religious Organizations in Hendek
7 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Büyük Cami | |
| İkbaliye Camii | |
| Orta Camii | |
| Rasimpaşa Camii | |
| Selimiye Camii | |
| Yeni Camii | |
| Yeni Mahalle Ercan Camii |
Quick Facts
🇹🇷 About Turkey
Public Holidays in Turkey
7 public holidays this year
Frequently Asked Questions About Hendek
What is the population of Hendek?
Hendek has a population of 35,257 residents and is located in Turkey. The population density is 117,523 people per square mile, spread across 0.3 square miles.
What is the weather like in Hendek?
Hendek has a four-season climate with an average annual temperature of 55°F (13°C). Winter temperatures average 39°F in January, while summers reach an average of 69°F in July. The area receives 281 sunny days per year, well above the national average of 205. Annual rainfall totals 30.2 inches.