South Korea / East Asia
Sejong is an indexed city in South Korea (East Asia), with a metropolitan population of about ~392K. This profile brings together deterministic city-intelligence indicators for Sejong spanning cost of living, climate, safety and quality of life, economy and jobs, education, and healthcare. Sejong is a east asia city of about ~392K in South Korea. On the composite city-intelligence score, Sejong sits around the indexed median (78/100).
Image credit: Image: Minseong Kim / Wikimedia Commons, CC BY-SA 4.0
Composite profile
78/100
Use the Sejong profile to compare affordability, livability, and economic indicators against other indexed cities in South Korea and across East Asia, and to explore nearby nature and weekend destinations.
78/100
Composite directional score across affordability, air quality, clean energy, and resilience.
Directional
Directional indicators pending integration of verified city-level data.
See country hub
Emergency, healthcare, and transport verification status appears on the country hub.
The table is part of the initial server-rendered HTML and mirrors the key city score cards.
| Metric | Value | Context |
|---|---|---|
| Overall score | 78/100 | Composite score across major city intelligence modules. |
| Cost of Living | 58/100 | Sejong's cost-of-living profile is a directional indicator pending integration of verified city-level data; structured benchmark context applies. |
| Air Quality | 59/100 | Sejong's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Energy | 82/100 | Sejong's energy-readiness profile is a directional indicator that combines national policy framing with city-level adaptation context. |
| Safety | 80/100 | Sejong's safety profile is a directional indicator; verified country-level emergency profiles attach via the country hub where available. |
| Internet Speed | 80/100 | Sejong's connectivity profile is a directional indicator combining national digital-readiness context with widely cited speed-test references. |
| Climate Risk | 82/100 | Sejong's climate-risk profile is a directional indicator combining regional hazard categories with national adaptation capacity. |
| Resilience | 82/100 | Climate adaptation and infrastructure continuity context. |
Deterministic safety estimates from our index — planning signals derived from country priors and city data, not official crime statistics.
Sejong ranks in the upper tier of our safety index (85/100), with strong personal-safety and low night-time indicators.
A composite quality-of-life estimate and its component indicators.
Sejong has a very high quality-of-life estimate (86/100), with notable strengths in healthcare, public transport, green space, cleanliness and infrastructure.
How the city scores for raising a family, with the indicators that drive it.
Sejong scores very high for family living (85/100), helped by education access, safety, parks and green space and healthcare.
Suitability for remote workers, based on connectivity, mobility, and livability.
Sejong is very high for remote workers (81/100), based on connectivity, walkability, safety and overall livability and day-to-day amenities.
Suitability for retirement, weighing healthcare, affordability, climate, and environment.
Sejong is very high for retirement (81/100), appealing for healthcare access, a comfortable climate and a clean environment.
Local public safety guidance for Sejong, with the country-level emergency contacts that apply when calling for police, fire, or ambulance.
| Service | Number | Notes |
|---|---|---|
| Police | 11224/7 | — |
| Ambulance and fire | 11924/7 | 119 routes to both fire and emergency medical services. |
| Fire and ambulance | 11924/7 | — |
For the universal emergency contacts that apply in Sejong, including police, fire, and ambulance, see the South Korea emergency profile.
Each emergency contact above is attributed to an official emergency service or government publisher. Confirm current numbers directly with these sources.
Used as the primary attribution for South Korea's 112 police and 119 fire and ambulance emergency numbers.
Last verified: 2026-05-16
Methodology and the wider source registry are documented on the scoring methodology and data sources pages.
Healthcare context for Sejong, with national-level information from South Korea where city-specific data is not yet verified. This is informational only and does not provide medical advice.
For the national healthcare and public-health context that applies in Sejong, see the South Korea healthcare profile, which currently lists no verified national healthcare information.
Related sections: emergency and public safety, scoring methodology, and data sources.
Local mobility context for Sejong, with national-level context from South Korea where city-specific data is not yet verified. This is informational only.
For national transport authorities and operators that apply in Sejong, see the South Korea transport profile, which currently lists no verified national transport information.
Related sections: emergency and public safety, healthcare and hospitals, cities directory, countries directory, scoring methodology, data sources.
Source-attributed air-quality dataset for Sejong. Verified measurements are surfaced when published from accepted official datasets; transparent fallback is shown otherwise.
Source-attributed values for Sejong will appear here after the platform integrates verified measurements from accepted official publishers. Until then, structured air-quality module context remains available on the dedicated module page.
| Metric | Value | Data year | Status |
|---|---|---|---|
| Air quality | Verified air-quality measurements are not yet published for this location. | ||
Global City Intelligence — air-quality dataset
Verified data unavailableThe air-quality dataset begins empty by design. Verified city-level measurements appear here only after they are sourced from accepted publishers (WHO, EEA, US EPA, OpenAQ, OECD, or official national/city environmental agencies).
Numeric measurements appear in this section only after they are sourced from accepted official publishers. The dataset is independently validated at build time; malformed records cannot ship to production.
Quick, evidence-based answers about Sejong drawn from this profile's indexed cost, climate, safety, economy, education, healthcare and nearby-nature data. Figures are deterministic estimates for orientation — verify specifics with official sources.
Yes — excellent quality of life (86/100), with nearby nature such as Gyeryongsan National Park, Gyeryongsan.
Excellent (85/100) on safety, schools and green space.
Around average cost; about 2,060,000 KRW/month for one person (estimate).
Late spring to early autumn; warmest in Jul, coldest in Jan.
Mainly manufacturing, automotive, tourism.
A humid subtropical climate, averaging about 19.1°C.
Higher education is strong (71/100).
Healthcare access is strong (71/100).
Retirement suitability is strong (75/100).
Within ~170 km: Gyeryongsan National Park, Gyeryongsan.
City pages link to module and ranking pages so crawlers can move through the topic cluster naturally.
Sejong's cost-of-living profile is a directional indicator pending integration of verified city-level data; structured benchmark context applies.
Sejong's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated.
Sejong's energy-readiness profile is a directional indicator that combines national policy framing with city-level adaptation context.
Sejong's safety profile is a directional indicator; verified country-level emergency profiles attach via the country hub where available.
Sejong's connectivity profile is a directional indicator combining national digital-readiness context with widely cited speed-test references.
Sejong's climate-risk profile is a directional indicator combining regional hazard categories with national adaptation capacity.
Compare this city against other indexed cities in crawlable ranking tables.
Cost of living estimates for Sejong — monthly budgets, rent, food, and transport in the local currency, plus an affordability score for comparison. Planning estimates derived from country baselines, not live prices.
Climate profile for Sejong — Humid Subtropical climate, annual average 19.1°C, comfort score 81/100. Month-by-month temperatures, rainfall, sunshine, and the best months to visit. Deterministic planning estimates, not a forecast.
Economy and jobs profile for Sejong — industrial city, economy score 77/100, key industries including manufacturing, automotive, tourism. Employment, salary, startup, remote-work, and career indicators. Deterministic planning estimates.
Education profile for Sejong — student city, education score 67/100, 5 representative universities, plus research, student life, and international-student indicators. Deterministic dataset, not institutional rankings.
Healthcare and retirement profile for Sejong — regional healthcare center, healthcare score 71/100, retirement score 75/100. Medical access, specialist and emergency care, affordability, and retirement suitability. Deterministic planning estimates.
Source-attributed visual context for Sejong using verified Wikimedia imagery from the existing media catalog, alongside structured city intelligence and planning links. Not a tourism guide or attractions ranking.
Weekend trip planning checklist for Sejong — links into arrival planning, Summer 2026 travel context, visual orientation, budget tools, transport, public safety, and healthcare context. Not an itinerary, events calendar, hotel-price guide, restaurant guide, or tourism ranking.
Source-backed nearby place records for local-first weekend planning, with verification status, official source links, Wikidata identity, and visual context.
Estimate a monthly budget for Sejong using your own housing, food, transport, healthcare, and lifestyle inputs. Planning estimator only — not an official cost-of-living measurement.
Plan a trip budget for Sejong using your own accommodation, food, local transport, activities, travel, healthcare buffer, and emergency buffer inputs. Planning estimator only — not an official travel cost estimate.
Where else nearby you could spend a day or a weekend from Sejong. Links are derived from geographic proximity, shared region, shared natural-recreation areas, transport corridors, and country borders — not popularity or tourism rankings.
Nearby city · about 25 km from Sejong. Explore Cheongju's city intelligence profile.
Nearby city · about 36 km from Sejong. Explore Asan's city intelligence profile.
Nearby city · about 38 km from Sejong. Explore Cheonan's city intelligence profile.
Nearby city · about 59 km from Sejong. Explore Pyeongtaek's city intelligence profile.
Nearby city · about 75 km from Sejong. Explore Jeonju's city intelligence profile.
Same region · about 84 km from Sejong. Explore Yongin's city intelligence profile.
Same region · about 92 km from Sejong. Explore Hwaseong's city intelligence profile.
Same region · about 92 km from Sejong. Explore Suwon's city intelligence profile.
Same region · about 101 km from Sejong. Explore Gumi's city intelligence profile.
Same region · about 102 km from Sejong. Explore Ansan's city intelligence profile.
Regional discovery collections that include Sejong — named natural regions grouping nearby nature, parks, lakes, coasts, and mountains for local-first day and weekend planning.
Weekend escapes · 28 places across 30 cities.
Theme-first discovery collections that include Sejong — grouped by outdoor interest (mountains, lakes, coasts, forests, national parks) rather than geography.
Weekend Nature Retreats · 40 places across 30 cities.
Common questions about living in, visiting, working in, studying in and retiring to Sejong, answered from the indexed cost-of-living, climate, safety, economy, education, healthcare and nearby-nature data on this profile.
Sejong has a very high quality-of-life estimate (86/100), with notable strengths in healthcare, public transport, green space, cleanliness and infrastructure. Visitors can also reach nature such as Gyeryongsan National Park, Gyeryongsan and Sikjangsan within weekend range.
Sejong has a very high quality-of-life estimate (86/100), with notable strengths in healthcare, public transport, green space, cleanliness and infrastructure. It indexes 86/100 for overall quality of life.
A single resident of Sejong spends roughly 2,060,000 KRW per month, with a one-bedroom rent near 1,090,000 KRW. Overall the city is around average cost for South Korea. These are modelled estimates, not live quotes — verify locally.
Plan for around-average living costs and check current rents before relocating. Sejong is very high for remote workers (81/100), based on connectivity, walkability, safety and overall livability and day-to-day amenities.
Sejong's labour market is strong, with opportunities concentrated in manufacturing, technology and tourism and hospitality. Sejong has a manufacturing-oriented economy with strengths in manufacturing, automotive and tourism.
Sejong offers strong infrastructure and amenities for remote professionals, with a remote-work score of 82/100.
Sejong is a student-oriented city with a mix of universities and research activity in our dataset, spanning fields such as Mathematics, Social Sciences and Environmental Sciences.
Sejong offers a strong student environment, supported by walkable neighborhoods, strong quality of life and good connectivity.
Sejong has a regional healthcare center, supported by hospitals, specialist services, and public-health infrastructure, with a healthcare score of 71/100. Residents have strong access to healthcare across primary, specialist, and emergency care.
Sejong offers a combination of healthcare access, safety, and amenities that may appeal to retirees, with a retirement score of 75/100. Residents benefit from parks and green space, walkable streets and broad urban amenities and day-to-day services.
Sejong has a humid subtropical climate, averaging about 19.1°C annually with roughly 1300 mm of rain. The hottest month is Jul and the coldest Jan. The driest is typically Jan.
Sejong ranks in the upper tier of our safety index (85/100), with strong personal-safety and low night-time indicators.
Sejong indexes a walkability score of 88 and a cycling score of 57 out of 100. Check the local operator for live transit routes and fares.
Nature destinations within about 170 km of Sejong include Gyeryongsan National Park, Gyeryongsan and Sikjangsan. Each is linked with its official source on the profile.
Sejong scores very high for family living (85/100), helped by education access, safety, parks and green space and healthcare.
Sejong rates 58/100 for outdoor lifestyle and 93/100 for green space. Nearby nature such as Gyeryongsan National Park, Gyeryongsan and Sikjangsan supports day hikes, water activities and weekend trips.
Use the Sejong profile to compare affordability, livability, and economic indicators against other indexed cities in South Korea and across East Asia, and to explore nearby nature and weekend destinations. Its standout dimensions are energy (82/100) and climate risk (82/100). The area most worth watching is cost of living (58/100), where the model registers practical gaps. Data year 2025; last updated 2026-05-16. Drawn from 4 institutional references.
Country context is available on the South Korea country page. Related rankings include Overall Intelligence, Quality of Life, Remote Work. See where Sejong appears in global rankings or read the scoring methodology.
Structured indicators on this page are directional and intended for orientation. Verified datasets are being integrated; official sources should be used for critical decisions.
4 institutional references inform this view, listed below with reliability notes. Structured indicators on this page are directional and intended for orientation; verified datasets are being integrated and official sources should be used for critical decisions.
Used as a policy and methodology reference for urban exposure and resilience signals.
Used as an energy-resource and weather-normalization reference.
Used to normalize air-quality indicators toward health-protective benchmarks.
Used to explain urban climate vulnerability and adaptation scoring logic.