Civilizations rise, fall, and transform — but some nations trace their roots back thousands of years. While modern borders are new, the cultural and political identities of these countries stretch deep into human history.

Below is a definitive list of the oldest countries in the world, including their estimated ages based on the earliest known civilization or founding date.

1. Iran (Ancient Persia)

Founded: c. 3200 BCE Age: ~5,200 years

Iran is home to the ancient Elamite kingdoms and later the powerful Achaemenid Empire. Its cultural continuity makes it one of the world’s oldest living civilizations.

2. Egypt

Founded: c. 3150 BCE (unification under Narmer) Age: ~5,170 years

Egypt’s dynasties, pyramids, and hieroglyphics shaped global civilization. Some settlements date back even further to 6000 BCE.

3. India

Founded: c. 3300 BCE (Indus Valley Civilization) Age: ~5,300 years

India’s civilization began with Harappa and Mohenjo-Daro, evolving through the Vedic period into one of the world’s most influential cultures.

4. China

Founded: c. 2070 BCE (Xia Dynasty) Age: ~4,100 years

China’s dynastic history spans millennia, with continuous cultural, linguistic, and political identity.

5. Afghanistan

Founded: c. 3000 BCE Age: ~5,000 years

A crossroads of empires, Afghanistan’s early Bronze Age settlements make it one of the oldest inhabited regions.

6. Syria

Founded: c. 3000 BCE (Ebla Kingdom) Age: ~5,000 years

Syria’s ancient cities, including Ebla and Mari, were among the earliest centers of writing and trade.

7. Vietnam

Founded: 2879 BCE (Hong Bang Dynasty) Age: ~4,900 years

Vietnam’s legendary Hung Kings mark one of the oldest national origin stories in Asia.

8. Armenia

Founded: 860 BCE (Kingdom of Urartu) Age: ~2,880 years

Armenia is also the first country to adopt Christianity as a state religion (301 CE).

9. Japan

Founded: 660 BCE (traditional date of Emperor Jimmu) Age: ~2,686 years

Japan claims the world’s oldest continuous hereditary monarchy.

10. Georgia

Founded: c. 1500 BCE (Colchis & Kartli kingdoms) Age: ~3,500 years

Georgia’s ancient kingdoms and unique alphabet make it one of Eurasia’s oldest cultures.

11. Greece

Founded: c. 800 BCE (rise of city‑states) Age: ~2,800 years

The birthplace of democracy, philosophy, and Western political thought.

12. San Marino

Founded: 301 CE Age: ~1,725 years

San Marino is the oldest surviving republic and has the world’s oldest constitution still in effect.

Summary Table — Oldest Countries and Their Ages

Country	Earliest Date	Estimated Age
India	3300 BCE	~5,300 years
Iran	3200 BCE	~5,200 years
Egypt	3150 BCE	~5,170 years
Afghanistan	3000 BCE	~5,000 years
Syria	3000 BCE	~5,000 years
Vietnam	2879 BCE	~4,900 years
China	2070 BCE	~4,100 years
Georgia	1500 BCE	~3,500 years
Armenia	860 BCE	~2,880 years
Greece	800 BCE	~2,800 years
Japan	660 BCE	~2,686 years
San Marino	301 CE	~1,725 years

Why These Ages Matter

These countries are not just old — they are foundations of human civilization. Their innovations in writing, governance, religion, architecture, and trade shaped the world we live in today.

Understanding their ages helps us appreciate:

• How cultures survive wars, migrations, and empires
• How ancient ideas still influence modern life
• How humanity’s story is interconnected across continents

Checkout a structured table of the 100 oldest countries in the world, compiled from verified historical and academic sources including World Population Review, Wikipedia, Flagpedia, and Academic Kids.

Each entry lists the country, its approximate founding date, and its estimated age in years (as of 2026).

🏛️ 100 Oldest Countries in the World

Rank	Country	Founding Date	Estimated Age (Years)
1	Egypt	c. 3150 BCE	~5,170
2	India	c. 3300 BCE	~5,300
3	Iran (Persia)	c. 3200 BCE	~5,200
4	Afghanistan	c. 3000 BCE	~5,000
5	Syria	c. 3000 BCE	~5,000
6	China	c. 2070 BCE	~4,100
7	Vietnam	2879 BCE	~4,900
8	Ethiopia	c. 1000 BCE	~3,000
9	Georgia	c. 1500 BCE	~3,500
10	Armenia	860 BCE	~2,880
11	Japan	660 BCE	~2,686
12	Greece	800 BCE	~2,800
13	France	481 CE	~1,545
14	San Marino	301 CE	~1,725
15	Bulgaria	681 CE	~1,345
16	Scotland	843 CE	~1,183
17	England	871 CE	~1,155
18	Croatia	925 CE	~1,101
19	Iceland	930 CE	~1,096
20	Poland	966 CE	~1,060
21	Denmark	980 CE	~1,046
22	Hungary	1001 CE	~1,025
23	Serbia	680 CE	~1,346
24	Norway	872 CE	~1,154
25	Portugal	1143 CE	~883
26	Sweden	970 CE	~1,056
27	Scotland	843 CE	~1,183
28	Russia	882 CE	~1,144
29	Ukraine	882 CE	~1,144
30	Belarus	882 CE	~1,144
31	Germany	843 CE	~1,183
32	Morocco	788 CE	~1,238
33	Ethiopia	c. 900 CE	~1,126
34	Armenia	880 CE	~1,146
35	Ireland	900 CE	~1,126
36	Scotland	843 CE	~1,183
37	Finland	1150 CE	~876
38	Czechia	870 CE	~1,156
39	Slovakia	870 CE	~1,156
40	Austria	976 CE	~1,050
41	Switzerland	1291 CE	~735
42	Mongolia	1206 CE	~820
43	Thailand	1238 CE	~788
44	Cambodia	68 CE	~1,958
45	Laos	1353 CE	~673
46	Myanmar	1044 CE	~982
47	Korea	918 CE	~1,108
48	Vietnam	2879 BCE	~4,900
49	Nepal	879 CE	~1,147
50	Bhutan	1616 CE	~410
51	Spain	1469 CE	~557
52	Italy	1861 CE	~165
53	Turkey	1299 CE	~727
54	Iran	550 BCE	~2,576
55	Iraq	762 CE	~1,264
56	Saudi Arabia	1744 CE	~282
57	Yemen	1918 CE	~108
58	Oman	751 CE	~1,275
59	Qatar	1971 CE	~55
60	Bahrain	1971 CE	~55
61	UAE	1971 CE	~55
62	Kuwait	1961 CE	~65
63	Lebanon	1943 CE	~83
64	Israel	1948 CE	~78
65	Jordan	1946 CE	~80
66	Palestine	1988 CE	~38
67	Egypt	3150 BCE	~5,170
68	Libya	1951 CE	~75
69	Tunisia	1956 CE	~70
70	Algeria	1962 CE	~64
71	Sudan	1956 CE	~70
72	South Sudan	2011 CE	~15
73	Ghana	1957 CE	~69
74	Nigeria	1960 CE	~66
75	Kenya	1963 CE	~63
76	Tanzania	1964 CE	~62
77	Uganda	1962 CE	~64
78	Rwanda	1962 CE	~64
79	Burundi	1962 CE	~64
80	Malawi	1964 CE	~62
81	Zambia	1964 CE	~62
82	Zimbabwe	1980 CE	~46
83	Botswana	1966 CE	~60
84	Namibia	1990 CE	~36
85	South Africa	1910 CE	~116
86	Lesotho	1966 CE	~60
87	Eswatini	1968 CE	~58
88	Mozambique	1975 CE	~51
89	Angola	1975 CE	~51
90	Madagascar	1960 CE	~66
91	Mauritius	1968 CE	~58
92	Seychelles	1976 CE	~50
93	Somalia	1960 CE	~66
94	Ethiopia	1000 BCE	~3,000
95	Eritrea	1993 CE	~33
96	Chad	1960 CE	~66
97	Niger	1960 CE	~66
98	Mali	1960 CE	~66
99	Burkina Faso	1960 CE	~66
100	Côte d’Ivoire	1960 CE	~66

🌍 Interpretation

• Ancient Civilizations (Before 1000 BCE): Egypt, India, Iran, China, Afghanistan, Syria, Vietnam.
• Medieval Foundations (500–1500 CE): Greece, Japan, Bulgaria, France, England, Denmark, Hungary, Portugal.
• Modern Nationhood (1500–1900 CE): Spain, Turkey, Mongolia, Thailand, Switzerland.
• Post‑Colonial States (1900–Present): Most African and Asian nations formed after independence movements.