# Events & Things To Do in Portsmouth, NH In September 2026 | AllEvents

- **Subtitle**: Find events and things to do in September 2026 in Portsmouth, New Hampshire. Discover parties, concerts, meets, shows, sports, club, reunion, Performance happening in September 2026 in Portsmouth, New Hampshire.
- **Category**: September
- **Display Name**: Events in September
- **Type**: time_filter

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## About

Here’s your guide to all the happening concerts, festivals and events in September 2026 in [CITY]. Catch the best of everything that your city has to offer here. Right from the flea market events to all the festivals; the September [YEAR] events in [CITY] is all curated and sorted for you. Get going, buy your tickets and register to all the fun and exciting events already!

## September Events in Portsmouth

- **Event Name**: UB40
  - **Description**: 📍 Venue: The Historic Theater at The Music Hall
🏠 Address: 28 Chestnut St, Portsmouth, NH 03801
🌆 City: Portsmouth
📍 Location: 43.0758, -70.7594🌟 Journey into wonder at UB40, where extraordinary experiences await around every corner! 🏛️
  - **Date**: Mon Sep 21 2026 (-05:00)
  - **Event URL**: https://allevents.in/portsmouth/ub40/3200029600829610
  - **Venue**: The Historic Theater at The Music Hall
  - **Banner**: https://dyn-image.allevents.in/generate-image?v=4&title=UB40&date=Mon+Sep+21+2026&bg=1
  - **Categories**: art, theatre
- **Event Name**: UB40 at The Music Hall - Portsmouth
  - **Description**: 🎉 Welcome to UB40 at The Music Hall - Portsmouth, where the impossible becomes possible and dreams take flight! 🏛️ Join us at The Music Hall - Portsmouth in the heart of Portsmouth, NH f
  - **Date**: Tue Sep 22 2026 at 07:00 pm – Tue Sep 22 2026 at 09:00 pm (-05:00)
  - **Event URL**: https://allevents.in/portsmouth/ub40-at-the-music-hall-portsmouth/2400029653665138
  - **Venue**: The Music Hall - Portsmouth
  - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czcvYmFubmVycy8yMWM1M2Y1MC0wN2M2LTExZjEtYTcwZi1iMTViZGU5YzFmMWQtcmltZy13MTIwMC1oNjAwLWRjMDMwMjA1LWdtaXIuanBnP3Y9MTc3MDg2ODI5Nw.avif
- **Event Name**: Joshua Bell at The Music Hall - Portsmouth
  - **Description**: 🎉 Welcome to Joshua Bell at The Music Hall - Portsmouth, where dreams come alive and possibilities are endless! 🏛️ Join us at The Music Hall - Portsmouth in the heart of Portsmouth, NH f
  - **Date**: Sun Sep 20 2026 (-05:00)
  - **Event URL**: https://allevents.in/portsmouth/joshua-bell-at-the-music-hall-portsmouth/2400029904465448
  - **Venue**: The Music Hall - Portsmouth
  - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czcvYmFubmVycy9lMjIxZDNiMC0zN2ZjLTExZjEtOGRmZS0zNzNjMDI4MjRiMWMtcmltZy13MTIwMC1oNjc1LWRjMDQwMzAyLWdtaXIuanBnP3Y9MTc3NjE2OTQ2OQ.avif
  - **Categories**: trips-adventures
- **Event Name**: Nation of Language
  - **Description**: On sale Friday, March 20 at 10am // Member presale begins March 18 at 12pm* // Artist Presale begins March 18 at 10amAbout this EventNation of Languagew/ Anika
  - **Date**: Sat Sep 26 2026 at 08:00 pm – Sat Sep 26 2026 at 11:00 pm (-04:00)
  - **Event URL**: https://allevents.in/portsmouth/nation-of-language/100001984721810362
  - **Venue**: 3S Artspace
  - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czEwL2Jhbm5lcnMvNGQ1YTJiYzhjNjA2MjA1OGY1MDU3ZTQ1NjgxMjJkZTRhYWY1OGQxMzFkNGYwZTIxNmY5NGQ1MWIwMzgzZDQ5YS1yaW1nLXcxMjAwLWg2MDAtZGM2MDYwNjAtZ21pci5qcGc_dj0xNzczODcxODM2.avif
  - **Price**: USD 0 to 42
  - **Categories**: entertainment, music, art, festivals, literary-art, performances, nonprofit, parties, live-music
- **Event Name**: Green Day's American Idiot at Seacoast Repertory Theatre
  - **Description**: ✨ Discover the extraordinary at Green Day's American Idiot at Seacoast Repertory Theatre, where magic meets reality in ways you've never imagined! 🏛️ Set in Seacoast Repertory Theatre nestled in bustling Portsmou
  - **Date**: Thu Sep 03 2026 at 07:30 pm – Sun Sep 27 2026 at 02:00 pm (-05:00)
  - **Event URL**: https://allevents.in/portsmouth/green-days-american-idiot-at-seacoast-repertory-theatre/2400029324528323
  - **Venue**: Seacoast Repertory Theatre
  - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czEwL2Jhbm5lcnMvNTVkMGM4ZTAtMzdjNC0xMWYxLThkZmUtMzczYzAyODI0YjFjLXJpbWctdzEyMDAtaDEwMjktZGMxMDExMTAtZ21pci5wbmc_dj0xNzc2MTQ1MTgy.avif
  - **Categories**: art, theatre
- **Event Name**: Here Come the Mummies at The Music Hall - Portsmouth
  - **Description**: ✨ Experience the magic of Here Come the Mummies at The Music Hall - Portsmouth, where moments become memories that last a lifetime! 🏛️ The iconic The Music Hall - Portsmouth in Portsmouth, NH
  - **Date**: Fri Sep 18 2026 (-05:00)
  - **Event URL**: https://allevents.in/portsmouth/here-come-the-mummies-at-the-music-hall-portsmouth/2400029903817712
  - **Venue**: The Music Hall - Portsmouth
  - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czYvYmFubmVycy9iYmUwODM0MC0zN2Q5LTExZjEtOTAwMi0zOTQ5ZDJjNGFhMzgtcmltZy13MTIwMC1oNzI3LWRjMDQxNzA1LWdtaXIuanBnP3Y9MTc3NjE1NDM3Mg.avif
  - **Categories**: trips-adventures
- **Event Name**: Infinity Song World Tour ll Continues...
  - **Description**: On sale now!About this EventInfinity Song World Tour ll Continues...Thursday, September 24Doors 7pm / Show
  - **Date**: Thu Sep 24 2026 at 08:00 pm – Thu Sep 24 2026 at 11:00 pm (-04:00)
  - **Event URL**: https://allevents.in/portsmouth/infinity-song-world-tour-ll-continues/100001977525081753
  - **Venue**: 3S Artspace
  - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czEvYmFubmVycy9kYjMzMzE2YTRlNjQ0OWExZWIxY2UxNzU1YWU1NTdiOGMyNzk4MzQzZTM1NjM5NGQ3N2Y0YzY4ZTg2MWJjNTc1LXJpbWctdzEyMDAtaDYwMC1kYzE3MTkxNy1nbWlyLmpwZz92PTE3NzQyMzUxNTY.avif
  - **Price**: USD 0 to 39
  - **Categories**: Entertainment, Music, Art, Festivals, Nonprofit, performances
- **Event Name**: Career Readiness: Defining and Measuring What Matters
  - **Description**: RILS 2026 will explore how career readiness measures should evolve to support students’ preparation for meaningful work and life pathways.About this EventHotel & Transportation Information:Group Rate: $299.00 a
  - **Date**: Thu Sep 24 2026 at 08:00 am – Fri Sep 25 2026 at 01:00 pm (-04:00)
  - **Event URL**: https://allevents.in/portsmouth/career-readiness-defining-and-measuring-what-matters/100001985054445282
  - **Venue**: The Venue at Portwalk Place
  - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czEwL2Jhbm5lcnMvZWI2N2NiNWYwNzYyY2VlYWU0YWVkZmIwODY3YjI3OThmMThlZWMxN2Q3ZGE4N2E1ZGUxNjZhY2Y0YzVkZTE0YS1yaW1nLXc5NDAtaDQ3MC1kY2JmYzJkOC1nbWlyLmpwZz92PTE3NzMzNzYwMTg.avif
  - **Price**: USD 50 to 250
  - **Categories**: business, conferences
- **Event Name**: Infinity Song
  - **Description**: 🎉 Welcome to Infinity Song, where the impossible becomes possible and dreams take flight! 🏛️ Join us at 3S Artspace in the heart of Portsmouth, NH for an event that will redefine your exp
  - **Date**: Wed Sep 23 2026 at 07:00 pm (-05:00)
  - **Event URL**: https://allevents.in/portsmouth/infinity-song/2300029434092714
  - **Venue**: 3S Artspace
  - **Banner**: https://dyn-image.allevents.in/generate-image?v=4&title=Infinity+Song&date=Wed+Sep+23+2026+at+07%3A00+pm&bg=5
  - **Categories**: trips-adventures
- **Event Name**: The Middle Live - What's at Stake for You in November at The Music Hall - Portsmouth
  - **Description**: ✨ Embark on an extraordinary journey at The Middle Live - What's at Stake for You in November at The Music Hall - Portsmouth, where every moment promises to be unforgettable! 🌟 Imagine of transforming The Music Hall - Portsmouth
  - **Date**: Tue Sep 29 2026 (-05:00)
  - **Event URL**: https://allevents.in/portsmouth/the-middle-live-whats-at-stake-for-you-in-november-at-the-music-hall-portsmouth/2400029909217901
  - **Venue**: The Music Hall - Portsmouth
  - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czUvYmFubmVycy9mZGM5ODM5MC0zOGVlLTExZjEtODUyZS03N2M1YTBiODZlNzktcmltZy13MTIwMC1oNjc1LWRjOGJhZWQ3LWdtaXIuanBnP3Y9MTc3NjI3MzQ1Mw.avif
  - **Categories**: trips-adventures, Contests
- **Event Name**: Service and Assistance Animals in Housing CEU
  - **Description**: Complimentary CEU focused on helping agents confidently navigate service animal and emotional support animal requests in today’s real estateAbout this EventThis course breaks down the differences between service animals,
  - **Date**: Wed Sep 23 2026 at 02:00 pm – Wed Sep 23 2026 at 05:00 pm (-04:00)
  - **Event URL**: https://allevents.in/portsmouth/service-and-assistance-animals-in-housing-ceu/100001985314150066
  - **Venue**: Keller Williams Coastal and Lakes & Mountains
  - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czQvYmFubmVycy85NmJiZGRlMDQ2Mjk0MmE5ZjIzMmE0NTY5NWFlZjcxNDljZmEzY2NkNmY1MjNmZTk3ZTRjYThkOTgxYjA2MmVhLXJpbWctdzEyMDAtaDYwMC1kY2FjYTVhNi1nbWlyLmpwZz92PTE3NzQ4NTI2NDE.avif
  - **Price**: Free
  - **Categories**: Workshops

## Trending Events in Portsmouth

- **Event Name**: Market Square Day
  - **Description**: Market Square Day was the first event produced by the non-profit, Pro Portsmouth. Created to celebrate the renovation and beautification of Downtown Portsmouth and, in particular, Market Square, the Festival has grown in size along with the growth and
  - **Venue**: Market Square Portsmouth ,NH
  - **Banner**: https://cdn2.allevents.in/thumbs/thumb698375beef09d.jpg
- **Event Name**: John Legend
  - **Description**: ✨ Embark on an extraordinary journey at John Legend, where every moment promises to be unforgettable! 🌟 Imagine of transforming The Historic Theater at The Music Hall in the heart of Portsmouth, N
  - **Venue**: The Historic Theater at The Music Hall
  - **Banner**: https://cdn-az.allevents.in/events1/banners/156d56f0-3419-11f1-815c-a90acb8b9ebc-rimg-w1200-h810-dc15191d-gmir.jpg?v=1775741776
- **Event Name**: Alison Krauss & Union Station with Jerry Douglas and Theo Lawrence
  - **Description**: 📍 Venue: The Historic Theater at The Music Hall
🏠 Address: 28 Chestnut St, Portsmouth, NH 03801
🌆 City: Portsmouth
📍 Location: 43.0758, -70.7594🎉 Welcome to Alison Krauss & Union Station with Jerry Douglas and Theo Lawrence, where th
  - **Venue**: The Historic Theater at The Music Hall
  - **Banner**: https://cdn-az.allevents.in/events4/banners/ac6b92c0-267b-11f1-a591-7f7175887899-rimg-w1200-h900-dc301703-gmir.jpg?v=1774244804
- **Event Name**: Khalid at Portsmouth Pavilion
  - **Description**: 🎉 Welcome to Khalid at Portsmouth Pavilion, where dreams come alive and possibilities are endless! 🏛️ Join us at Portsmouth Pavilion in the heart of Portsmouth, VA for an event that defi
  - **Venue**: Portsmouth Pavilion
  - **Banner**: https://cdn-az.allevents.in/events4/banners/2d37c9c0-276f-11f1-abfa-df778fbf16da-rimg-w1200-h1200-dc181107-gmir.png?v=1774349388
- **Event Name**: Khalid with Lauv
  - **Description**: 📍 Venue: Portsmouth Pavilion
🏠 Address: 16 Crawford Circle, Portsmouth, VA 23704
🌆 City: Portsmouth
📍 Location: 36.8312, -76.2979✨ Embark on an extraordinary journey at Khalid with Lauv, where every moment promises to be unforgettable! 🌟
  - **Venue**: Portsmouth Pavilion
  - **Banner**: https://cdn-az.allevents.in/events4/banners/d17be5f0-252d-11f1-886e-e3e40c802de8-rimg-w1200-h1200-dca5c8d4-gmir.jpg?v=1774101414
- **Event Name**: Billy Strings
  - **Description**: 📍 Venue: Portsmouth Pavilion
🏠 Address: 16 Crawford Circle, Portsmouth, VA 23704
🌆 City: Portsmouth
📍 Location: 36.8312, -76.2979🌟 Be part of history at Billy Strings, an extraordinary gathering that will captivate your imagination! 🏛️ T
  - **Venue**: Portsmouth Pavilion
- **Event Name**: Sail Virginia 2026 | Portsmouth
  - **Description**: A once-in-a-generation maritime celebration is coming to Portsmouth!

From June 19–22, Sail Virginia℠ 2026 brings legendary Tall Ships to Portsmouth’s historic waterfront as part of America’s 250th anniversary celebration.

Watch the breathtaking Parade o
  - **Venue**: High St, Portsmouth, VA, United States
  - **Banner**: https://cdn-az.allevents.in/events3/banners/959eccfdd39262a91aff022b801973bbac54650882ea972ba29972c568ebe9cf-rimg-w1200-h628-dc1a324b-gmir?v=1776122319
- **Event Name**: Alison Krauss at The Music Hall - Portsmouth
  - **Description**: ✨ Enter a world of endless possibilities at Alison Krauss at The Music Hall - Portsmouth, where every moment tells a story! 🏛️ The stunning The Music Hall - Portsmouth in vibrant Portsmouth, NH
  - **Venue**: The Music Hall - Portsmouth
  - **Banner**: https://cdn-az.allevents.in/events3/banners/2d350230-36e7-11f1-94cc-3b4f07bbef99-rimg-w1200-h747-dc906044-gmir.jpg?v=1776050195
- **Event Name**: Children's Day
  - **Description**: Who says children aren’t in charge? Each year on the first Sunday of May, Downtown Portsmouth becomes headquarters for children of all ages with the celebration of Children’s Day. An estimated 5,000+ “children” visit Portsmouth to take part in an afternoo
  - **Venue**: Market Square Portsmouth ,NH
  - **Banner**: https://cdn-az.allevents.in/events9/banners/14901e5c841456f7441b286a5ad91b3e0b4df9a630f17edbb6867ab416be1a11-rimg-w1200-h939-dcffffff-gmir?v=1770178487

## Browse September Events by Date

- [September Events Today in Portsmouth](https://allevents.in/portsmouth/september--today)
- [September Events This Weekend in Portsmouth](https://allevents.in/portsmouth/september--this-weekend)
- [September Events in April in Portsmouth](https://allevents.in/portsmouth/september--april)
- [September Events in May in Portsmouth](https://allevents.in/portsmouth/september--may)

## FAQs

- **Q**: What are the top September events in Portsmouth?
  - **A:** UB40 (Mon Sep 21 2026 at The Historic Theater at The Music Hall), UB40 at The Music Hall - Portsmouth (Tue Sep 22 2026 at 07:00 pm at The Music Hall - Portsmouth), Joshua Bell at The Music Hall - Portsmouth (Sun Sep 20 2026 at The Music Hall - Portsmouth), Nation of Language (Sat Sep 26 2026 at 08:00 pm at 3S Artspace), Green Day's American Idiot at Seacoast Repertory Theatre (Thu Sep 03 2026 at 07:30 pm at Seacoast Repertory Theatre).
- **Q**: What are the top free September events in Portsmouth?
  - **A:** Service and Assistance Animals in Housing CEU (Wed Sep 23 2026 at 02:00 pm at Keller Williams Coastal and Lakes & Mountains).
- **Q**: How can I find September events in Portsmouth?
  - **A:** You can discover upcoming September events in Portsmouth on AllEvents.in. Browse by date, venue, or price to find events that match your interests.
- **Q**: How do I buy tickets for September events in Portsmouth?
  - **A:** You can buy tickets directly through AllEvents.in. Many events offer online booking with options for free, paid, and early-bird tickets.
- **Q**: What are the popular venues for September events in Portsmouth?
  - **A:** Some popular venues hosting September events in Portsmouth include The Historic Theater at The Music Hall, The Music Hall - Portsmouth, 3S Artspace.
- **Q**: What is the price range for September events in Portsmouth?
  - **A:** Prices for September events in Portsmouth range from USD 50 to USD 250. Many events also offer free entry.
- **Q**: Who are the top organizers for September events in Portsmouth?
  - **A:** Popular organizers hosting September events in Portsmouth include Seat Geek, Vivid Events, 3S Artspace.
- **Q**: Are there any online September events available?
  - **A:** Yes, many September events are available online. You can filter for virtual events on AllEvents.in to attend from anywhere.
- **Q**: How can I get notified about new September events in Portsmouth?
  - **A:** Follow the September category on AllEvents.in to get notified when new September events are listed in Portsmouth.

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## Events in September from nearby cities

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