Ixelles: The Brussels Neighbourhood Guide to the City's Favourite Expat Base

If there's one commune that newcomers to Brussels hear about before they've even booked their flight, it's Ixelles. It shows up on every "best neighbourhoods" shortlist, it's the default answer when someone asks a Brussels local where to live, and it's home to one of the densest clusters of coliving houses in the city. That reputation is mostly earned, but it also means Ixelles covers a lot of ground, both literally and in terms of price and atmosphere. If you're working through where to live in Brussels, it's worth understanding what Ixelles actually is before assuming it's the answer by default.

This guide covers the neighbourhood's different pockets, how to get around, what rent and daily life look like, and where coliving fits into the picture.

The Short Version

Ixelles (Elsene in Dutch) sits just south-east of the city centre, wrapping around the European Quarter's southern edge and stretching down toward Boondael and the university district. It's one of Brussels' largest and most diverse communes, home to the Ixelles Ponds, Flagey square, a long stretch of Avenue Louise's quieter side streets, the ULB and VUB campuses, and a genuinely international population of students, EU staff, diplomats, and long-time Brussels residents. It isn't one neighbourhood so much as several, loosely stitched together under the same commune name.

Why People End Up Here

The Café and Restaurant Culture

Ixelles has arguably the best concentration of cafés, brunch spots, and restaurants in the city, particularly around Flagey, Châtelain, and the Chaussée de Vleurgat. Saturday mornings at the Flagey market and the surrounding terraces are something of a local institution. If you care about eating well in Brussels, Ixelles is hard to beat for sheer density of good options within walking distance of home.

Two Lakes and a Lot of Green Space

The Ixelles Ponds (Étangs d'Ixelles), a chain of small lakes running through the Abbaye de la Cambre grounds, give the commune a genuinely scenic centre that most Brussels communes can't match. Running loops, dog walks, and lazy summer evenings on the grass all happen here, and it's a short walk from the Bois de la Cambre, one of the city's largest parks, for anyone who wants more green space still.

University Energy

With both ULB and VUB campuses on its southern edge, Ixelles has a real student pulse, affordable eateries, a livelier nightlife than most communes, and a constant churn of young, international residents. This part of Ixelles (often called Ixelles-Boondael) feels distinctly different from the quieter, more residential streets near Châtelain or the ponds.

A Genuinely International Population

Between EU staff, diplomats, students, and a long-standing expat community, Ixelles has one of the most international populations in Brussels. English, French, and a dozen other languages are all equally at home on its terraces, which makes it an easy landing spot if you're still building a social circle, see our guide on making friends as an expat in Brussels for more on that front.

The Different Pockets of Ixelles

Because Ixelles is so large, it helps to think of it in sections rather than as one block:

Flagey and the ponds: lively, café-dense, scenic, and central. Among the most sought-after (and priced) parts of the commune.
Châtelain: upmarket, boutique-lined, home to the popular Wednesday evening Place du Châtelain market in warmer months.
Chaussée d'Ixelles / Porte de Namur edge: busy, commercial, well-connected, closer to the city centre's bustle than its calm.
Boondael / university area: younger, louder, cheaper, built around ULB and VUB student life.
Towards Etterbeek and the EU Quarter: quieter, more residential, a reasonable compromise between Ixelles' buzz and a calmer night's sleep.

Walking a given street before committing matters more here than in almost any other commune, since the character shifts block by block.

Getting Around

Ixelles is well served by tram lines running along Avenue Louise and through Flagey, plus buses threading the smaller streets and connections into the metro network at its edges. Boondael has its own train station on the line toward Brussels-Luxembourg, handy for a quick, transfer-free hop into the centre. It's also one of the most cycling-friendly communes in the city, flat around the ponds, with decent cycle lanes toward the centre; see our guide to cycling in Brussels if biking is part of your plan.

Rent and Cost of Living

Ixelles is not a budget commune, and its reputation means demand stays consistently high. Streets around Flagey, Châtelain, and the ponds command some of the highest rents in Brussels, while the Boondael and outer edges run noticeably cheaper, making it worth comparing specific streets rather than assuming a flat commune-wide price. Our Brussels rent prices breakdown gives a fuller picture, and if Ixelles turns out to be out of budget, Etterbeek right next door is a reliably cheaper alternative with a similar feel.

Coliving in Ixelles

Ixelles has one of the richest coliving scenes in Brussels, which makes sense given the demand from students, interns, and young professionals who want a ready-made social life without a long lease. A few operators worth knowing:

Corners runs design-forward maisonettes in Ixelles among other prestigious communes, mid-century furniture, curated art, and a grown-up atmosphere for professionals who want privacy and style in equal measure.
Morton Place offers boutique coliving aimed at a slightly older crowd, late twenties and thirties, with a focus on comfort and quieter community events over big parties, based across Ixelles and neighbouring Saint-Gilles.
Co-Homing has furnished houses around Flagey and Châtelain specifically, most with private bathrooms, a solid fit if you want central stability without full-on communal living.

Beyond these, browse the full directory of coliving actors and filter by neighbourhood, since availability turns over quickly in a commune this popular. If you're not sure which house actually fits your budget and lifestyle, the coliving matchmaker will narrow it down in a few quick questions.

Who Ixelles Suits

Students and young professionals who want nightlife, cafés, and a social scene within walking distance of home
EU staff and diplomats who want proximity to the institutions without living directly in the EU Quarter
Food and café lovers, given the sheer density of good options around Flagey and Châtelain
Anyone building a social circle from scratch, thanks to the genuinely international, easy-to-meet-people crowd
Runners, cyclists, and outdoor types, given the ponds and proximity to the Bois de la Cambre

It suits you less if you're chasing total quiet or the lowest possible rent; for either of those, Etterbeek or one of the city's more affordable neighbourhoods will serve you better.

Practical Notes Before You Move

Walk the specific street, not just the commune. Flagey, Châtelain, Boondael, and the Etterbeek-facing edge each feel meaningfully different, and the price gap between them can be significant.
Check noise levels directly, especially near Chaussée d'Ixelles or the university area, if you're sensitive to it.
Compare rents room by room rather than relying on commune-wide averages, given how much Ixelles varies internally.
Register with the commune early. Ixelles follows the standard Brussels process; see our guide on how to register as an expat in Brussels if the paperwork is unfamiliar.

The Bottom Line

Ixelles earns its reputation, but it earns it unevenly across a commune that's really several neighbourhoods wearing one name. The ponds, the café culture, the international crowd, and the sheer density of coliving options make it a genuinely strong default for newcomers. Just treat "Ixelles" as a starting point for research rather than a finished decision; browse our other neighbourhood guides and weigh it against where to live in Brussels before picking your street.