Karadeniz Neighborhood, Gaziosmanpaşa
The Karadeniz neighborhood is located in Gaziosmanpaşa district, made up of 3,272 buildings.
Where Is Karadeniz?
The Karadeniz neighborhood is adjacent to neighborhoods such as Cevatpaşa, Yıldırım, 15 Temmuz. Within the neighborhood, the price per square meter shows a 3.7x difference between the most and least expensive areas; the median for Istanbul neighborhoods is 2.05x.
Among apartments of the same size, age, floor and room count, a 3.71x price difference was measured within this neighborhood. The Istanbul median is ×2.05 (the black line marks it). A wide gap means where you live within the neighborhood matters a lot; a narrow one means the neighborhood is homogeneous.
We cannot say where in the neighborhood the difference occurs. Source and methodology
Who Lives in the Karadeniz Neighborhood?
71K people live in Karadeniz, at a density of 52K people per km². That is 2.8 times the Istanbul average density. The median age is 32; the Istanbul neighborhood average is 36, which makes this a neighborhood 3 years younger. The average household here has 3.7 people. The average length of schooling is 8 years, 1 years below the city average. 12% are university graduates, compared with 22% citywide.
Education level of neighborhood residents
The vertical line marks the average (median) of Istanbul's 745 neighborhoods; the value beside it is the neighborhood's difference from that average (percentage points for ratios, relative difference for durations).
Infrastructure and environment
Socioeconomic status
Indicators are compiled from TÜİK, BTK and İBB Open Data records. Source and methodology
Profile of Karadeniz Neighborhood Residents
Resident satisfaction
Share who said "satisfied" or "very satisfied." The vertical line marks the Gaziosmanpaşa district overall.
Hometowns
Asked directly of residents in the İBB household survey: the hometown of those born outside Istanbul who settled here.
Source: İBB Veriye Dayalı Yönetim Modeli hane halkı araştırması (50.391 hane). 232 households from this neighborhood responded.
What Is the Karadeniz Neighborhood Like?
Karadeniz is a neighborhood with an education level below the Istanbul average; 12% of adults are university graduates. By household, a significant share of households receive social assistance (9.9%). At the ballot box, the ruling bloc is ahead by a clear margin (67%). Consumption venues are below the city average, with the public space on the conservative side.
Consumption character
Looking at the types of consumption venues in Karadeniz, the neighborhood is markedly below the Istanbul average on the secular/conservative public space scale.
Ballot box · political leaning
In the second round of the 2023 presidential election, iktidar bloğunun cumhurbaşkanı adayı received 67.1% of the vote at Karadeniz's ballot boxes. In the 2024 local elections, AK PARTİ finished ahead in the district mayoral race with 45.2%. With this vote distribution, the neighborhood falls in the 11% band of Istanbul's spectrum from ruling bloc vote to opposition bloc vote.
The scale shows political bloc preference; cultural identity is not inferred from the vote. Source and methodology
Civic fabric · associations
50 associations are registered with an address in the neighborhood. Most are in the meslek ve dayanışma category (35 associations). The sharpest deviation from Istanbul's composition is in the meslek ve dayanışma category: 13 points higher than citywide.
The vertical line is that category's citywide share.
Hometown associations
It shows which communities have organized here, not who lives here. Source and methodology
This is not a measure of belief or lifestyle. Source and methodology
Transportation in the Karadeniz Neighborhood
Within Karadeniz's boundaries, 11 different İETT bus lines pass through 21 bus stops. The neighborhood is served by the M7 metro line, the T4 tram line, with stations inside the neighborhood: Karadeniz Mah., KİPTAŞ Venezia. Karadeniz, Yenimahalle, Cumhuriyet Mahallesi stations are also just outside the boundary, within walking distance. 100% of the neighborhood's population can reach a rail transit stop within walking distance.
Stops were counted within the neighborhood boundary; rail stations and ferry piers have a 400 meter buffer. Source and methodology
Building Stock
The neighborhood's building construction period and floor distribution. Construction period is the strongest factor determining earthquake risk.
Source: İBB Open Data (2017 Neighborhood-Level Building Counts). Construction after 2017 is not reflected in this count.
Earthquake Risk (İBB Possible Earthquake Scenario)
Projected values for this neighborhood in the expected major Marmara earthquake.
İBB olası deprem senaryosu (mahalle bazında)
Soil class
estimated50% of Karadeniz's soil is in the loose or soft class (Z3-Z4). Ground motion here is felt on average 29% stronger than on rock.
This neighborhood falls outside the İBB microzonation maps. The shares are not a measurement; they are the estimate of a model built from terrain and nearby measurements. The nearest measurement is 3.7 km away.
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