Crossfit Southie

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Crossfit Southie Community based fitness program that practices high intensity through constantly varied functional movements.
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10/16/2026

Itโ€™s never just about the workout. Itโ€™s the people you suffer through it with, the high fives ๐Ÿ™Œ, the laughs ๐Ÿ˜‚, the PRs, and the days when just showing up is the win ๐Ÿฅ‡๐Ÿ’ช

So hereโ€™s to the ones who keep showing up, keep putting in the work, and make CrossFit Southie what it is โค๏ธ

You guys are anything but ordinary๐Ÿค˜๐Ÿ–ค

10/06/2026

๐Ÿ‚ ๐—™๐—ฎ๐—น๐—น-๐—ถ๐—ป๐˜๐—ผ ๐—™๐—ถ๐˜๐—ป๐—ฒ๐˜€๐˜€! ๐Ÿ’ช๐Ÿ”ฅโ€จ๐—ช๐—ฒ๐—ฒ๐—ธ๐—น๐˜† ๐—ช๐—ฟ๐—ฎ๐—ฝ ๐Ÿ†™โ€จ๐—ฆ๐—ฒ๐—ฝ๐˜๐—ฒ๐—บ๐—ฏ๐—ฒ๐—ฟ ๐Ÿฎ๐Ÿณ๐˜๐—ต โ€“ ๐—ข๐—ฐ๐˜๐—ผ๐—ฏ๐—ฒ๐—ฟ ๐Ÿฏ๐—ฟ๐—ฑ
๐—Ÿ๐—ฒ๐˜โ€™๐˜€ ๐—ด๐—ฒ๐˜ ๐—ฎ๐—ณ๐˜๐—ฒ๐—ฟ ๐—ถ๐˜.โ€จ๐—ก๐—ฒ๐˜„ ๐˜€๐—ฒ๐—ฎ๐˜€๐—ผ๐—ป. ๐—ฆ๐—ฎ๐—บ๐—ฒ ๐—ด๐—ฟ๐—ถ๐—ป๐—ฑ. ๐—ฆ๐˜๐—ฟ๐—ผ๐—ป๐—ด๐—ฒ๐—ฟ ๐—ฟ๐—ฒ๐˜€๐˜‚๐—น๐˜๐˜€.๐Ÿ‹๏ธโ€โ™‚๏ธ

09/29/2026

HYROX SIM - IF ITโ€™S RAINING, WEโ€™RE TRAINING. ๐Ÿšจ๐Ÿ”ฅ

The norโ€™easter didnโ€™t rain on our parade ๐ŸŒง๏ธ

Sunday we ran HYROX Sim Day at CrossFit Southie and nearly 100 athletes showed up ready to battle the elements

Solo. Doubles. Pro. Open. Full, 3/4 & 1/2 simulation options

Zero excuses

Gritty. Loud. Relentless.โ€จ
Everyone locked in, pushed through the weather, and left everything on the floor

Huge respect to every single athlete who showed up and got after it ๐Ÿ’ช

09/16/2026

HYROX SIM DAY IS BACK ๐Ÿšจ๐Ÿ”ฅ

Sunday, Sept 27 - 7-11am CrossFit Southie
โ€จEarly morning heats. Race-day energy. Zero excuses.
Solo. Doubles. Relay.
โ€จWeโ€™re running a HYROX simulation so you can test your fitness, lock in your transitions, and feel exactly what race day hits like

Heats of ~10. Grouped by ability. Time caps to keep it moving
โ€จPriority to HYROX athletes & members (you donโ€™t need to be signed up for HYROX Boston) with remaining spots open to drop-ins.

Want in?
Hit the form in the CrossFit Southie bio

Come get after it. Support your people. Feel the fire before the real thing

Letโ€™s go! ๐Ÿ’ช

09/10/2026

Whoโ€™s ready to turn it up?! ๐Ÿ’ชโšก๏ธ
๐Ÿ’ฅFALL FITNESS๐Ÿ
Letโ€™s get to work. ๐Ÿ‹๏ธโ€โ™‚๏ธ๐Ÿš€๐Ÿ”ฅ

08/19/2026

Caution - Flying Humans Ahead ๐Ÿ”ฅ

06/29/2026

Why Squat Heavy? ๐Ÿ‹๏ธโ€โ™‚๏ธ๐Ÿ”ฅ

Because strength isnโ€™t built in comfortโ€ฆitโ€™s built under the bar. ๐Ÿ‹๏ธโ€โ™€๏ธ๐Ÿ’ฅ

Heavy squats donโ€™t just grow your legsโ€ฆ they build full-body power ๐Ÿ’ช rock-solid core stability ๐Ÿงฑ and real-world resilience that carries over to everything you do outside the gym ๐Ÿš€๐Ÿƒโ€โ™‚๏ธ

Every rep teaches you how to stay braced when things get uncomfortable ๐Ÿ˜ค how to move with control under load ๐ŸŽฏ, and how to build confidence that actually holds up when it mattersโšก๏ธ

Start light, move well, earn the weight ๐Ÿ“ˆ The bar will always be thereโ€ฆyour progress depends on what you do with it ๐Ÿ—๏ธ๐Ÿ”ฅ

See you under the bar at CrossFit Southie ๐Ÿ–ค๐Ÿ‹๏ธโ€โ™‚๏ธ๐Ÿ’ช

Address

383 Dorchester Avenue, Front
Boston, MA
02127

Opening Hours

Monday 5:30am - 8:30pm
Tuesday 5:30am - 8:30pm
Wednesday 5:30am - 8:30pm
Thursday 5:30am - 8:30pm
Friday 5:30am - 8pm
Saturday 8am - 4pm
Sunday 8am - 4pm

Telephone

+16177522289

Website

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