Nigeria's Hidden Price Gaps: Why the Same Garri Costs 138% More in Bayelsa Than Plateau State

The Number That Changes Everything: 224%

In October 2025, a kilogram of tomatoes in Plateau State cost ₦687.09.

In Ebonyi State — 720 km away — that same kilogram of tomatoes cost ₦2,224.04.

That is a 224% price gap for an identical commodity in the same country, in the same month.

This single data point illuminates why NaijaMarket Intel exists. National food inflation averages — as reported by NBS and discussed in newspapers — mask an extraordinary geographic reality: Nigeria is not one food market. It is dozens of overlapping regional markets with wildly different price levels, often for reasons that have nothing to do with production costs.

---

The October 2025 State Price Gap Atlas

White Garri

Rank	State	Price (₦/kg)
1 (cheapest)	Plateau	₦490.10
2	Kwara	₦512.30
3	Niger	₦534.70
34 (2nd most expensive)	Rivers	₦1,098.40
35 (most expensive)	Bayelsa	₦1,165.30
Gap	Plateau vs Bayelsa	138%
National Average		₦849.70

White garri's 138% gap between Plateau and Bayelsa is partially explained by logistics — cassava is bulky and relatively expensive to transport per unit of food value. But the gap also reflects market fragmentation: Bayelsa consumers have limited access to supply from the cassava-producing Middle Belt, and local production is insufficient to meet demand.

Tomatoes

Rank	State	Price (₦/kg)
1 (cheapest)	Plateau	₦687.09
2	Benue	₦740.23
3	Nassarawa	₦762.15
35 (most expensive)	Ebonyi	₦2,224.04
34	Imo	₦2,180.15
Gap	Plateau vs Ebonyi	224%
National Average		₦1,290

Plateau State is one of Nigeria's most important tomato-producing regions — its Jos Plateau altitude and climate create ideal conditions for tomato cultivation. Ebonyi, by contrast, imports most of its tomatoes from Kaduna and Plateau, bearing the full logistics cost plus trader margins at each distribution step.

Onions

Rank	State	Price (₦/kg)
1 (cheapest)	Kwara	₦833.07
2	Niger	₦855.40
3	Kebbi	₦890.15
35 (most expensive)	Abia	₦2,353.05
34	Cross River	₦2,280.19
Gap	Kwara vs Abia	182%
National Average		₦1,332.77

Onions are grown primarily in Kebbi, Sokoto, Zamfara, and Kano states. The closer you are to these production zones, the cheaper your onions. Abia State consumers pay 182% more than Kwara consumers for precisely the same onions grown in the same farms — the difference is entirely logistics and intermediary margins.

Brown Beans

Rank	State	Price (₦/kg)
1 (cheapest)	Yobe	₦1,263.68
2	Adamawa	₦1,290.15
3	Borno	₦1,310.40
35 (most expensive)	Imo	₦2,174.09
34	Anambra	₦2,101.40
Gap	Yobe vs Imo	72%
National Average		₦1,647.03

The beans gap of 72% is smaller than tomatoes or garri, partly because beans is more compact and less perishable — making it relatively cheaper to transport per unit of food value.

Local Rice

Rank	State	Price (₦/kg)
1 (cheapest)	Yobe	₦1,523.47
2	Kebbi	₦1,548.10
35 (most expensive)	Ogun	₦2,163.23
34	Oyo	₦2,090.15
Gap	Yobe vs Ogun	42%
National Average		₦1,861.95

Rice shows the smallest regional gap — reflecting its non-perishable nature and the more developed national distribution infrastructure for this politically important commodity.

---

Why Do These Gaps Persist?

1. Road Infrastructure Failure

The most immediate cause of price gaps is the cost and unreliability of road transport. A typical northbound-southbound truck journey from Kebbi to Lagos involves:

• Toll gates: 12–18 official tolls
• Unofficial checkpoints: 20–40 (varying by route and day)
• Average travel time: 18–28 hours for a journey that should take 12–14 hours
• Risk of spoilage: 8–15% of perishable cargo lost on average per journey

Every hour of delay, every checkpoint payment, every spoiled basket of tomatoes is embedded in the final price paid by consumers.

2. Market Fragmentation

Nigerian food markets lack the intermediary infrastructure — commodity exchanges, standardised grading, futures trading — that would allow price information to flow quickly and efficiently. When tomatoes are cheap in Plateau, there is no market mechanism to rapidly redirect supply to Ebonyi where prices are high.

By the time a Lagos trader learns that Plateau tomatoes are at ₦690/kg and Ebonyi tomatoes are at ₦2,200/kg, the information is often 3–7 days old — enough time for prices to shift again.

3. Cold Chain Absence

Produce that could survive a 2-day journey in refrigerated transport will spoil in 24 hours in an unrefrigerated truck in Nigerian summer temperatures. The absence of cold chain infrastructure means:

• Produce must be moved fast, limiting supply to whatever trucks are immediately available
• Spoilage rates are high, requiring traders to price in loss compensation
• Off-season supply from cold storage is essentially non-existent, making seasonal price spikes inevitable

---

The Commercial Opportunity These Gaps Create

For traders with the right information and logistics, these gaps represent profit opportunities:

Example: Onion Arbitrage, October 2025

• Buy price in Kebbi: ₦890/kg × 1,000 kg = ₦890,000
• Truck cost Kebbi to Aba (Abia State): approximately ₦85,000
• Other logistics (loading, unloading, handling): ₦15,000
• Total delivered cost: ₦990,000
• Sell price in Abia at ₦2,353/kg: ₦2,353,000
• Gross margin: ₦1,363,000 on ₦990,000 investment = 138% return

In practice, this arbitrage is more complex — spoilage, quality differences, relationship networks, timing — but the fundamental opportunity is real and is being captured by traders with market intelligence.

The barrier to entry: Most traders lack real-time price data from both sourcing and destination markets simultaneously. They either know the price where they buy or where they sell — but rarely both, with enough confidence to act.

This is the gap NaijaMarket Intel fills.

---

What Would Closing These Gaps Require?

A 50% reduction in regional price gaps — a realistic 5-year policy target — would require:

1. Road rehabilitation: Every 10% improvement in road condition translates to 5–8% reduction in haulage cost
2. Checkpoint rationalisation: Reducing unofficial checkpoints would cut 15–20% of current logistics costs immediately
3. Cold chain investment: Even basic cold storage at 50 major distribution points would extend produce life and enable supply smoothing
4. Market information systems: Real-time price data (exactly what NaijaMarket Intel provides) reduces the information asymmetry that allows price gaps to persist

The economic value of narrowing these gaps is enormous. A 50% reduction in the tomato price gap would save South-East tomato consumers approximately ₦380 billion annually in aggregate procurement costs.

---

Data: NBS Selected Food Price Watch October 2025 (state-level); NBS Consumer Price Index state tables; ICIR supply chain analysis.