LifestyleMay 30, 20262 min read

Marriage Age Calculator: Legal Age, Average First Marriage Age & Planning Timeline

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OIYO EditorialContributor

Marriage Age Calculator

Analyze marriage-related age from multiple perspectives — legal requirements, statistical averages, and financial readiness.


Marriage Age Calculator

Discover your ideal marriage age based on MBTI, occupation & gender

Gender


CategoryStandard
Minimum legal marriage age18 years old (amended 2023, same for both sexes)
Previous standardMen 18, Women 16 (old law)
Underage marriageCompletely prohibited as of July 2023

Trend: Average First Marriage Age in Korea (Statistics Korea)

YearMenWomen
200029.326.5
201031.828.9
202033.230.8
202334.031.5

First marriage ages continue to rise each year.

Wedding preparation timeline: Venue bookings typically need 12–18 months’ advance notice, and housing contracts 6–12 months ahead. In-season (spring/fall) wedding halls can fill up 2 years in advance.

Wedding Cost Estimates (by region)

ItemSeoul (Korea)US AverageUK Average
Venue + ceremony$7,500–19,000$10,000–20,000£8,000–15,000
Accommodation / new homeVaries by marketVariesVaries
Catering (per guest)$50–100$70–120£50–90
Honeymoon$1,500–4,500$4,000–5,000£3,000–5,000
Typical total$37,000–75,000$30,000–35,000£17,000–25,000

Wedding costs vary enormously by country, region, scale, and personal choices. A minimalist or micro-wedding can cost a fraction of traditional estimates in any culture.

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OIYO Editorial

Editorial Desk

The OIYO editorial desk researches money, law, lifestyle, and self-understanding topics against primary sources and public statistics. Every piece carries source notes and is reviewed on a regular cycle for accuracy and usefulness.