I decided to make a list of breweries you can readily access by Houston MetroRail and Metro Bus (10 min or less walk).

Accessable by MetroRail

1.) 8th Wonder Brewery 2202 Dallas St, Houston, TX 77003

2.) True Anomaly Bewery 2012 Dallas St, Houston, TX 77003

MetroRail Green/Purple Line to EaDo Stadium

3.) Equal Parts Brewery 3118 Harrisburg Blvd #108, Houston, TX 77003

MetroRail Green Line to Coffee Plant/2nd Ward

4.) H-Town Brewing 210 Glen Park St, Houston, TX 77009 (Across the street from White Oak Music Hall)

MetroRail Red Line to Quitman/Near Northside

5.) Bad Astronaut Brewing Co. 1519 Fulton St, Houston, TX 77009

6.) Gristworkz Brewery 1504 Chapman St, Houston, TX 77009

From Gristworkz its about an 11 min walk to 7.) Saint Arnold Brewery 2000 Lyons Ave, Houston, TX 77020

MetroRail Red Line to Burnett Transit Center/Casa De Amigos

8.) Under The Radar Brewery 1506 Truxillo St, Houston, TX 77004

MetroRail Red Line to Ensemble/HCC , 11 Bus to Almeda/Alabama. 9 bus to Holman/Austin.

Accessible by Metro Bus:

9.) Brash Brewing 510 W Crosstimbers St, Houston, TX 77018

44 Bus to W Crosstimbers @ W Cross Drive

10.) North Shepard Brewing Co 4816 N Shepherd Dr suite a, Houston, TX 77018

44 Bus to North Shephard Dr/Martin Rd

11.) Houston Cider Co.1125 W Cavalcade St, Houston, TX 77009

26/56 Bus to W Calcavade/N Main St, 44 Bus to No Main St/Kearns St.

12.) Frost Town Brewing 100 N Jackson St, Houston, TX 77002

6/20/30/48/137/151/236/247/249 Buses to Franklin St/ Crawford Street Can also walk 15 mins from Convention District Purple/Green Line or Red Line Preston St.

13.) Platypus Brewing 1902 Washington Ave, Houston, TX 77007

85 Bus to Washington/Silver from Platypus can walk to Holler Brewing and Buffalo Bayou

14.) Holler Brewing Co. 2206 Edwards St Suite A, Houston, TX 77007

15.) Buffalo Bayou Brewery 2101 Summer St, Houston, TX 77007

85 Bus to Washington Ave/Taylor St or 30 Bus to Sawyer St/Shearn St

16.) Urban South HTX 1201 Oliver St #10, Houston, TX 77007 Can walk from Holler/Buffalo Bayou to here and City Orchard

17.) City Orchard 1201 Oliver St #108, Houston, TX 77007

85 Bus to Washington Ave/Brasher

18.) Karbach Brewing Co 2032 Karbach St, Houston, TX 77092

85/58 Bus to Hempstead/Karbach St. 89 Bus to Magnum/Dacoma St

19.) Whole Foods Brewing Co 1700 Post Oak Blvd #100, Houston, TX 77056

MetroRapid Silver Line to San Felipe. 32 Bus to San Felipe/Post Oak Lane

20.) Eureka Heights Brew Co 941 W 18th St, Houston, TX 77008

21) New Magnolia Brewing 1616 Bevis St, Houston, TX 77008 (Can walk from Eureka Heights)

26 Bus to W 20th St /Beal St

22.) Great Heights Brewing Co. 938 Wakefield Dr, Houston, TX 77018

23.) Walking Stick Brewing Co 957 Wakefield Dr, Houston, TX 77018 (Can walk from Great Heights)

36 Bus to W 34th Street/Alba Rd

24.) Southern Yankee Crafthouse 1312 W Alabama St, Houston, TX 77006

56 Bus to Montrose/Alabama. 25 Bus to Richmond/Graustark St, 82 Bus to Westheimer/Yupon

If anyone has ones I am missing feel free to let me know.