In the town of Udvada, on the coast of Gujarat in western India, there is a fire that has been burning since the year 721. Not a fire relit each morning — the same fire, fed by hand, never once allowed to go out, for more than thirteen hundred years. It is called Iranshah, "King of Iran," carried by refugees who fled Persia to keep their faith alive, and it has outlasted empires, invasions, and the slow erosions of time. Priests still tend it today. You could go and stand before it this year.
That is the thing most people never learn about Zoroastrianism: it is not extinct, not a chapter in a history book, not a beautiful ruin. It is alive — smaller than it once was, yes, but unbroken, with living communities, working temples, ordained priests, and holy fires that connect the present moment to the ancient world in one continuous, physical flame.
The fire that is never allowed to die
Fire in Zoroastrianism is not worshipped — this is a common misunderstanding worth correcting gently. The fire is a symbol: of Ahura Mazda's light, of purity, of asha itself, the truth that burns and does not deceive. Zoroastrians pray toward the fire, facing its light, as one might face the sun or the east — not to it. It is a focus for the divine, not the divine itself.
The sacred fires are graded by how they are consecrated, and the language of it is beautiful:
Atash Behram — "Fire of Victory"
The most sacred grade, gathered ritually from sixteen sources of fire and consecrated over many months. Only a handful exist in the world — eight in India, one in Iran. The Iranshah at Udvada is one of them.
Atash Adaran — the household of the community
The fire of the local congregation, tended in the neighborhood fire temple, the agiary or dar-e-mehr, where daily prayers are offered.
Atash Dadgah — the fire anyone may tend
The humblest grade, which may be kept and cared for by laypeople, bringing the sacred flame into ordinary life.
In Yazd, in Iran — the old heartland — the Atash Behram has burned since roughly the year 470, in the time of the Sasanian empire, kept alive through fourteen centuries and many relocations, fed to this day by a tender who lays dry wood upon it several times a day. These are not reenactments. They are the same flames, still warm.
An unbroken fire is a kind of argument. It says: we did not let this die. Through every conquest, we kept it lit.
A people who endured
The story of how these fires survived is the story of a people who would not surrender their faith. When the Islamic conquest of Persia made Zoroastrian life increasingly difficult, a community of the faithful set sail rather than convert, landing in India around the eighth to tenth centuries. They became the Parsis — literally "the Persians" — and they carried their fire with them. India gave them refuge, and there they preserved the tradition for over a thousand years, producing many of the priests, scholars, and philanthropists who keep the faith organized today.
In Iran, a Zoroastrian community endured as well, concentrated around Yazd and Kerman — a recognized minority that still elects its own representative to parliament, still gathers at the ancient temples, still lights the New Year, Nowruz, that Zoroastrianism gave to the wider Persian world and that millions now celebrate without knowing its origin.
How many remain
Honesty is asha, so here is the honest picture — and it is wider than the pessimists suggest. Counting a diaspora faith is genuinely hard, and the estimates reflect that. The oldest, narrowest count — traditional-community Zoroastrians, not counting converts — runs around 130,000 to 140,000. But peer-reviewed research places the global figure far higher: studies published in the Journal for Islamic Studies and The Middle East Journal estimate between 145,000 and 2.6 million Zoroastrians worldwide. And the faith is gaining in places long written off — in Iraqi Kurdistan, community leaders report tens of thousands of recent converts, and Kurdish Zoroastrian communities have taken root as far away as Sweden.
So the old "barely 100,000 and dying" story is out of date. The traditional communities are indeed under pressure from low birth rates and strict rules of descent. But once converts and the newly returning are counted — the people finding the faith by recognition rather than birth — the living fire burns wider than the narrowest census admits.
Within the peer-reviewed range for the faith worldwide — and growing, as a new generation and new converts return to the fire that the narrowest counts never see.
eFireTemple is part of that renewal. Beyond the traditional communities of India and Iran, the fire is drawing new keepers across the world — online and in person, by birth and by recognition — people who read the old truth of asha and knew it for what it is. We count our own among the living fire, and we count them with hope, not mourning. A faith that once lit the greatest empire on earth is not a candle guttering out. It is a flame being carried forward, into new hands.
The narrowest count says a candle guttering. The fuller count says a fire being handed on. We hold to the fire.
One name stands above all others in this story — the king who freed a captive people and let every faith go home. To him we turn last.
The Persian emperor whose charter of tolerance freed the exiles, restored the temples of every people, and left a record so humane the world still argues over whether to call it the first declaration of human rights.
Sources & further reading
- On population range: Niechciał & Kłagisz estimate 130,000–140,000 traditional Zoroastrians (not counting converts); the Journal for Islamic Studies (2022) and The Middle East Journal (2011) estimate 145,000–2.6 million globally including the wider community.
- On recent conversion: the Kurdistan Regional Government's Zoroastrian representative reporting tens of thousands of converts in Iraqi Kurdistan; ~3,000 Kurdish converts in Sweden (contested but sourced; Wikipedia, "Zoroastrianism").
- On the Iranshah Atash Behram, consecrated at Sanjan in 721 CE, moved to Udvada in 1742 — the oldest continuously burning Zoroastrian fire, over 1,300 years (fire-temples of India).
- On the Yazd Atash Behram, burning since c. 470 CE (Sasanian era), tended daily — the highest-grade fire in Iran (Atlas Obscura; Visit Our Iran).
- On the three grades of sacred fire — Atash Behram, Atash Adaran, Atash Dadgah — and that fire is a symbol of Ahura Mazda's light, prayed toward, not worshipped.
- National Geographic (May 2024), "Heard of Zoroastrianism?" — the living communities, online renewal groups (Norway's Great Return, FEZANA), and 25,000+ in North America.
- On the Parsi migration from Persia to Gujarat (8th–10th c. CE) fleeing persecution, and the recognized Zoroastrian minority in Iran (Yazd, Kerman) with a parliamentary seat.
- eFireTemple's own community figures are the temple's own count, stated as such, distinct from the traditional demographic survey.