Bigha and Biswa in Rajasthan: Pucca vs Kachcha Explained

The Rajasthan Bigha-Biswa System at a Glance

The structure itself is the easy part. One Bigha equals 20 Biswa, and every Biswa is simply one-twentieth of whatever the local Bigha works out to — there's no separate Biswa figure to memorise once you know the Bigha. This 1:20 ratio is consistent across every Rajasthan district and across both the Pucca and Kachcha systems described below; what shifts between them is the absolute size of the Bigha itself, and therefore the absolute size of each Biswa within it.

This matters immediately for a buyer, because Rajasthan listings and revenue documents routinely quote area in Bigha-Biswa combinations rather than round Bigha numbers — "6 Bigha 12 Biswa" is a completely normal way to see a parcel described on a sale deed or in our land measurement units overview. Reading that figure correctly means first establishing which Bigha — Pucca or Kachcha — the document is using, since a Biswa in one system is nearly twice the size of a Biswa in the other.

Pucca Bigha vs Kachcha Bigha

Rajasthan is the clearest example in Farmland India's six-state corridor of a state running two simultaneously valid Bigha figures under the exact same name. Pucca (पक्का, roughly "full" or "standard") and Kachcha (कच्चा, roughly "raw" or "informal") aren't a modern-versus-outdated pair — both are still in active, legitimate use in local speech and in revenue paperwork across Rajasthan's districts, and a buyer who doesn't ask which one applies is guessing at a difference of more than half the land area.

Both figures are well cross-checked across independent reference sources, and they're the same two numbers used in Farmland India's own Bigha-to-acre conversion guide, which covers all six corridor states side by side. What's genuinely harder to pin down — and where this guide is deliberately cautious — is exactly which districts, or which former princely-state regions (Marwar around Jodhpur, Mewar around Udaipur, the Jaipur belt, Bikaner and beyond), default to Pucca versus Kachcha in everyday practice today. We were not able to confirm a reliable, citable district-by-district map of that split from credible secondary sources, and we'd rather say so plainly than hand you a table that looks authoritative but isn't. What we can confirm is that the split is real, it's active in current usage, and it's a one-question fix: ask.

Where the Two Figures Came From

Rajasthan's Pucca Bigha traces back to the same Mughal-era standardisation that produced several other large, "full" Bigha figures across North India: a Bigha of 3,600 square ilahi-guz under Akbar's 16th-century reforms, later reckoned at roughly 3,025 square yards in the modern yard — the exact figure still quoted as Rajasthan's Pucca Bigha today. The Kachcha figure is the smaller, customary counterpart that grew up alongside it in everyday village usage, generally cited at around a third to two-fifths of the Pucca figure depending on the local source.

The reason a buyer should expect this kind of variation at all — rather than assuming one clean, state-wide number exists — is documented directly. E. R. K. Blenkinsop, a British settlement commissioner reviewing land records in the former princely state of Jaipur in 1924, recorded roughly forty different Bigha measures then in active use across that one state alone, built on measuring ropes or chains ranging from about 100 feet to 185 feet, and noted that some of that variation came from landlords deliberately shortening the measuring chain to inflate the apparent rent yield per unit of land. Once a village's fields were surveyed and recorded under a given chain length, that figure became the operative local Bigha for that village's revenue record — and in many places where no fresh settlement has re-measured the land since, it still is.

That history explains why this guide presents Pucca and Kachcha as the two reliable, well-documented figures, rather than attempting a finer district-by-district table that no credible source currently supports. If a specific village's historical Bigha sits somewhere between the two, or outside both, that fact lives in that village's own settlement record — the same place it always has.

Converting Your Sale Deed or Jamabandi Figure

Once you know which Bigha variant applies, the arithmetic is straightforward. Multiply the Bigha count by the variant's square-foot figure, then convert to whatever final unit you need.

Worked example — a 7 Bigha 10 Biswa parcel, Pucca system. 7 Bigha × 27,225 sq ft = 190,575 sq ft. 10 Biswa × 1,361.25 sq ft (one-twentieth of a Pucca Bigha) = 13,612.5 sq ft. Total: 204,187.5 sq ft. Divide by 43,560 to get acres: ≈4.69 acres. Multiply that by 0.4047 to get hectares: ≈1.90 hectares — the figure you'd actually need to check against any ceiling-law limit, since Rajasthan's agricultural land rules state their limits in hectares, never in Bigha. See our Rajasthan agricultural land rules guide for how those limits work.

The same parcel, read as Kachcha instead. 7 Bigha × 17,424 sq ft = 121,968 sq ft, plus 10 Biswa × 871.2 sq ft ≈ 8,712 sq ft, for a total of ≈130,680 sq ft — about 3 acres. That's roughly 1.69 acres less than the Pucca reading of the identical "7 Bigha 10 Biswa" phrase, which is precisely the gap a buyer needs to resolve before agreeing a price, not after.

A jamabandi extract will usually state area in the local traditional unit directly, and in our experience the document itself is the most reliable confirmation available short of asking the patwari outright — see our companion guide, Jamabandi and Fard Explained, for how to read that record. Where the deed or jamabandi is silent on which variant applies, that silence is itself a signal to ask rather than assume.

Buyer Checklist Before You Calculate a Price

• Ask directly: Pucca or Kachcha? Do this before any price-per-Bigha discussion goes further — it's the single highest-leverage question in this entire guide.
• Pull the jamabandi or khasra extract for the actual parcel. Most will state the area in the applicable local unit; compare that figure against what you've been told verbally rather than taking a quote at face value.
• Confirm with the local patwari or tehsildar where the deed is ambiguous. The revenue official for that specific village will know the operative figure with certainty.
• Convert to acres or hectares before comparing two parcels or checking a ceiling limit. Never compare two "per Bigha" prices directly unless you've confirmed both quotes use the same Bigha variant.
• Get the confirmed figure in writing before finalising a price. The number that protects you is the one written into the sale deed and cross-checked against the jamabandi at registration — treat everything before that as a working estimate.

Every Farmland India Reviewed listing in Rajasthan states its area in both the seller's local unit and a standard acre/hectare reference, cross-checked against the parcel's own revenue record, so this conversion is already done for you before a listing goes live — but the checklist above is exactly what we'd recommend applying yourself to any Rajasthan parcel you encounter off-platform.

Frequently Asked Questions