A neighborhood cocktail and listening bar in a converted Ostiense workshop, built around a long central counter with a DJ station. Its drinks range from bartender-guided choices and house signatures to classics and alcohol-free options; food is offered through collaborations rather than a full kitchen.
Description source · Checked 2026-09-27
Plan Your Visit
Via Ostiense 178D, 00154 Rome, Italy
- Style
- Neighborhood cocktail and listening barChecked 2026-09-27 · Source
- Booking
- Walk-ins; the founders describe Nucleo as a bar without a reservation system.Checked 2026-09-27 · Source
- Menu
- June 2026 coverage describes “This is not a menu”: bartender-guided drinks, house signatures, classics and alcohol-free cocktails.Checked 2026-09-27 · Source
Hours and menus can change. Check the venue’s latest details before visiting.
The score & its evidence
Seven signals. One score.
12.6 / 100
The composite combines the seven weighted signals and the published adjustments. The chart shows each signal before weighting.
Read the full calculation- Guest ratings
- 60.7
- World's 50 Best
- —None found · Checked; no qualifying signal found; contributes zero
- Top 500 Bars
- 0.6
- Spirited Awards
- —None found · Checked; no qualifying signal found; contributes zero
- Regional Recognition
- —None found · Checked; no qualifying signal found; contributes zero
- Serious press
- —None found · Checked; no qualifying signal found; contributes zero
- Social Vibes
- —Not scored · Evidence is not yet available; contributes zero
Weights: Guest ratings 23% · World's 50 Best 12% · Top 500 Bars 10% · Spirited 12% · Regional Recognition 18% · Press 10% · Social Vibes 15%
Missing evidence, confirmed none and evidence outside a scoring window each contribute zero. We do not redistribute their fixed weight to other signals.
Crowd signal
Google 5.0★ across 31 reviews.
bar-specific: Google names Nucleo as a bar at Via Ostiense 178d; the February 2026 founder interview gives 178D and June on-site trade reporting identifies the same bar at Via Ostiense 178.
View on Google · Checked . Ratings and review counts can change.
Awards
Results from the three global systems scored separately in our formula.
Top 500 Bars
Regional Recognition
Regional and national lists, local awards and bartender peer picks considered for this room's Regional Recognition score. The strongest result from each program and year scores; assessed guides use the latest accepted dated status once.
No recorded regional recognition in the scored window.
Reviews & press
No linked coverage yet.