Forested slopes of Udzungwa Mountains National Park, Tanzania

The Udzungwa Mountains hold two primate species that exist nowhere else on earth, a 170-metre waterfall, and no roads. There are no game drives here. Everything is done on foot.

It is the least conventional national park in Tanzania and the one that appeals most to travelers who like walking, forests, and birds more than they like sitting in a vehicle.

Table of Contents

  • Where it is and why it matters
  • Sanje Waterfall
  • The endemic primates
  • Birding
  • Longer hikes
  • Getting there
  • When to go
  • How it fits an itinerary
  • Who this park suits
  • Frequently asked questions

Where it is and why it matters

The park covers 1,990 square kilometres in Tanzania’s Morogoro Region, about 65 kilometres southwest of Mikumi National Park and roughly 350 kilometres from Dar es Salaam. Elevation runs from 250 metres in the Kilombero Valley to 2,576 metres at Lohomero peak.

It forms part of the Eastern Arc Mountains, a chain of ancient highlands that has been ecologically isolated for millions of years. That isolation produced an extraordinary rate of endemism — around 2,500 to 3,000 plant species, of which roughly a quarter occur nowhere else. The comparison to the Galápagos gets made often, and for once it is not marketing.

The park was established in 1992.

Sanje Waterfall

Sanje Falls drops over 170 metres in three tiers through rainforest into the valley below. The hike to the top is the park’s signature walk.

Expect four to six hours return, longer if you go slowly or stop often for primates, and steeper than most people anticipate. The trail climbs through several forest layers, and the view from the top across the Kilombero floodplain is the payoff.

There is a shorter half-day option that visits the lower falls only. It is a genuinely good walk in its own right and suits families or anyone not wanting a full day of climbing. You can swim in the pools at the base.

The endemic primates

Two species here are found nowhere else on earth.

The Sanje mangabey was not described by science until 1979 and lives only in the Sanje River area of this park. Groups of thirty to fifty are encountered fairly regularly on the Sanje trail.

The Udzungwa red colobus, also called the Iringa red colobus, is one of Africa’s rarest primates, restricted to these eastern forests.

Six primate species live in the park in total. The kipunji, a monkey new to science in 2003, was first recorded in this mountain range — the first new African monkey genus described in over a century.

Seeing the endemics is realistic on the Sanje trail but not guaranteed. They are forest primates, high in canopy, and quieter than the plains wildlife most visitors are used to reading.

Birding

Over 400 species have been recorded, including a long list of Eastern Arc endemics and near-endemics — the Udzungwa forest partridge, Iringa akalat, white-chested alethe, and Sharpe’s akalat among them.

For a serious birder this is one of the most rewarding forests in East Africa, and it deserves more than a single morning.

Longer hikes

The Mwanihana Trail climbs toward the park’s high peaks and takes several days with camping. It is a proper wilderness trek through forest that very few people walk, and it needs planning, fitness, and a guide.

Shorter options include the Prince Bernhard Waterfall trail at around three hours, and various valley and viewpoint walks.

A TANAPA guide is mandatory for all walking in the park.

Getting there

The main gate is at Mang’ula village. By road from Dar es Salaam it is roughly five to six hours. From Mikumi National Park it is about an hour and a half.

There is no airstrip serving the park directly, so this is a road destination. The TAZARA railway also runs to Mang’ula, which is an unusual and pleasant way to arrive if your schedule allows it.

When to go

June to October is the most comfortable period. Trails are drier and footing is better, which matters more here than in most parks because everything is done on foot.

March to May is the heavy rain season and the trails become genuinely difficult — muddy, slippery, and hard work. We would steer you away from Udzungwa in those months rather than sell you a frustrating walk.

How it fits an itinerary

Udzungwa belongs on the southern circuit, not the northern one. It pairs naturally with Mikumi and with Nyerere National Park, and the three together make a good week for someone who has already done the Serengeti or wants to avoid the crowds entirely.

Two to three days is right. One full day for Sanje Falls, a second for primate tracking and birding, a third if you want a longer walk or a slower pace.

Who this park suits

People who want to walk. Birders. Anyone interested in evolution and endemism. Travelers returning to Tanzania who have already seen the big wildlife and want something different.

It is not the right choice for a first African safari built around lions and elephants, and it is not suitable if you have mobility limitations, because there is no vehicle-based alternative. We would tell you that before you booked rather than after.

Frequently Asked Questions

Can I see the Big Five at Udzungwa?

No. Elephant, lion, leopard and wild dog occur at the park margins but are not what you come here for and are rarely seen. This is a forest, primate and birding destination.

How difficult is the Sanje Waterfall hike?

Moderately hard. Four to six hours return, steep in sections, on forest trails that are uneven and often damp. Reasonable fitness is needed. The half-day lower falls option is considerably gentler.

Do I need a guide?

Yes. A TANAPA guide is mandatory for all walks in the park, and in practice they are also the reason you find the primates at all.

Can it be combined with the northern circuit?

Not easily. Udzungwa sits in the south and combines with Mikumi and Nyerere. Pairing it with the Serengeti means a long transfer or a flight, and usually is not worth it on a single trip.

How do I know this is a legitimate company?

You can verify our Utah business registration independently before paying anything. We use written contracts, a US phone number you can call, and payment to a US company rather than a wire transfer to an individual.

Ready to plan it?

Ready to start planning your private African safari? Contact All in Africa Safaris USA today for your personalized itinerary.

Related reading: our Tanzania safari itineraries and the best time to visit East Africa. Park information is published by Tanzania National Parks.

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