SATURDAY, SEPT. 9 — Memory Walk 2.8-mile for Alzheimer’s Disease, Garvey-Rosenthal Soccer Stadium, TCU, 3600 W. Berry St., Fort Worth, registration 8 a.m., walk 9 a.m., pledges, 817-336-4949 or 800-471-4422 or www.alz.org/northcentraltexas

SATURDAY, SEPT. 9 — Walkabout for Autism 5-mile, Andrew Brown Park East, Coppell, registration 8 a.m., walk 9 a.m., $25 adults, $10 kids, 469-879-0877 or www.woodallkids.org

SUNDAY, SEPT. 10 — Light the Night Walk 2-3 mile for the Leukemia & Lymphoma Society, University of North Texas Gateway Center, Denton, 7 p.m., pledges, 972-354-8311 or 866-812-9255, ext. 8311 or www.lightthenight.org/ntx

SATURDAY, SEPT. 16 — PKD Walk for PKD (Polycystic Kidney Disease) 2-mile, Rustin City Park in Southlake Town Square, Highway 1709, Southlake, 9 a.m., $15 early, $20 race day, 817-454-3184 or www.pkdcure.org

SATURDAY, SEPT. 16 — North Texas Walk for Autism Research Mile, Lone Star Park, 1000 Lone Star Parkway, Grand Prairie, 10 a.m., pledges, 972-960-6227 or www.autismwalk.org/northtexas

SATURDAY, SEPT. 16 — Great Strides Walkathon 5K (Cystic Fibrosis Foundation), The Shops at Legacy (across from the Marriott Hotel), Plano, 9:30 a.m., pledges, 214-871-2222 or www.cff.org

SATURDAY, SEPT. 23 — VIBHA 5K Run/Walk, Bachman Lake, Dallas, 9 a.m., $15 through Sunday, $20 after, 214-457-2713 or dallas.vibha.org/walk

SATURDAY, SEPT. 23 — Tarrant County Heart 5K Walk, Trinity Park, 2401 University Drive, Fort Worth, 9 a.m., pledges, 817-698-5400 or www.americanheart.org/tarrantcountywalk

SATURDAY, SEPT. 23 — American Heart Association 3-mile Walk, West End Historic District, Woodall Rodgers Plaza, Dallas, 9 a.m., pledges, 214-748-7212 or heartwalk.kintera.org/dallastx

SATURDAY, SEPT. 23 — AHA 3-mile Walk, Denton, 9 a.m., pledges, 214-748-7212 or heartwalk.kintera.org/dentontx

SATURDAY, SEPT. 23 — NE Tarrant County Twilight ‘MS’ Walk, 2-mile and 1-mile, Bear Creek Park, Keller, 6 p.m., pledges, 817-306-7003 or www.nctms.org

SATURDAY, SEPT. 23 — Memory Walk 2-mile, Loy Lake Park, Denison-Sherman, 9 a.m., pledges, 214-827-0062 or www.alzdallas.org

SATURDAY, SEPT. 30 — Walk to Cure Diabetes 5K, various locations including Victory Plaza at the American Airlines Center, Dallas, and Granite Park, Plano, 9 a.m., pledges, 214-383-9808 or www.jdrf.org

SATURDAY, SEPT. 30 — Great Strides Walkathon 5K, Tyler, 9 a.m., pledges, 903-597-6237 or www.cff.org

SATURDAY, SEPT. 30 — Light the Night Walk 2-3 mile walk, Rose Rudman Trail, Tyler, 7 p.m., pledges, 972-354-8300 or www.lightthenight.org/ntr

SUNDAY, OCT. 1 — AIDS Arms Lifewalk, 3.6-mile walk/run, Lee Park, 3400 Turtle Creek Blvd., Dallas, registration noon, walk 1 p.m., 214-521-5191 or www.aidslifewalk.org

SATURDAY, SEPT. 9 — Freedom Run 5K and Carollo 1-mile, West End, downtown Dallas, 8:30 a.m., $20 through Friday, $25 race day, 972-235-2513 or www.freedomrun.com

SATURDAY, SEPT. 9 — The MK5K and 1-mile, The Mary Kay Building, 16251 Dallas Parkway, Addison, 8 a.m., $20 through Friday, $25 race day, 972-687-5889 or www.active.com

TUESDAY, SEPT. 12 — Plano Pacers Prediction Race 5K, Schimelpfenig Library, 5024 Custer Road, 7 p.m., free, 972-967-7223 or www.planopacers.org

FRIDAY, SEPT. 15 — Carnival Day 5K, St. Bernard’s Church, Old Gate Lane & Garland Road, Dallas, 7 p.m., $15 through Thursday, $18 after, 214-321-0454.

SATURDAY, SEPT. 16 — Autumn Equinox 15K & 5K, Stone Tables area, White Rock Lake, Dallas, 7:30 a.m., $22 through Saturday, $25 after, $30 race day, 214-821-0909 or www.thrustonracing.com

SATURDAY, SEPT. 16 — Judith K. Skinner Memorial 5K, St. Andrew’s Catholic Church, 3304 Dryden Road, Fort Worth, 7 a.m., $15, 817-924-8917 or www.standrewsch.org

SATURDAY, SEPT. 16 — River Run 5K, free base running, La Grave Field, 301 NE 6th Street, Fort Worth, 8 a.m., $15 through Saturday, $20 after, 817-738-7475 or www.polanskyrunning.com

SATURDAY, SEPT. 16 — Fall Breakaway 5K, Amon Carter Stadium, TCU, Fort Worth, 9 a.m., $15 through Saturday, $17 after, $20 race day, 817-877-1448.

SATURDAY, SEPT. 16 — Addison’s Oktoberfest 5K and Run for the Children 1-mile Walk, Addison Circle Park, 4970 Addison Circle Drive, walk 8 a.m., 5K 8:30 a.m., $18 through Monday, $20 after, $25 race day, 214-987-4662 or www.oktoberfest5k.com

SATURDAY, SEPT. 16 — Lewisville Masonic Lodge’s Race for the Children 5K and 1-mile, City Hall, Lewisville, 8 a.m., $15 through Tuesday, $18 after, $20 race day, 214-676-0686 or www.raceforthechildren.com

SATURDAY, SEPT. 16 — Sherman Arts Festival 5K and Mini-K, downtown Sherman, 8 a.m., $16 through Thursday, $21 after, 903-868-2023.

SATURDAY, SEPT. 23 — St. Catherine’s of Siena Church Autumnfest 5K and 1-mile Fun Run, 1705 E. Peters Colony Road, Carrollton, 8:30 a.m., 972-492-3237.

SATURDAY, SEPT. 23 — Hometown Festival 5K, Katherine Rose Memorial Park, Mansfield, 7 a.m., $20 with a T-shirt, $15 without a T-shirt through Sept. 16. $25 after. 817-473-0507

SATURDAY, SEPT. 23 — The Darren Woodson Run and Kid Fest 5K, 1-mile and Kids’ 50-yard dash, Austin Ranch, The Colony, 8:15 a.m., $15 through Friday, $20 after, $25 race day, 972-235-2513 or www.woodsonrun.com

SATURDAY, SEPT. 23 — Texas Boys’ Choir 5K and 1-mile, FW Academy of Fine Arts, 3901 S. Hulen St., 8 a.m., $15 through Sept. 16, $20 after, 817-291-8356.

SATURDAY, SEPT. 23 — Bartonville Spirit Day 5K and Kids’ Fun 1-mile, Bartonville Town Hall, Bartonville, 8 a.m., $15 through Sept. 16, $18 after, $20 race day, 817-491-4487 or www.active.com

SATURDAY, SEPT. 23 — Lennox Tour Des Fleurs 20K, 10K and 1-mile, Dallas Arboretum, White Rock Lake, Dallas, 7 a.m., $25 through Friday, $30 after, $35 race day, 214-528-1290 or www.tourdesfleurs.com

SATURDAY, SEPT. 23 — SGCA Cross Country Open 4-mile and 2-mile, Grand Prairie, 214-734-4479 or andyprior@gmail.com

SUNDAY, SEPT. 24 — Fort Worth Runners Club River Ranch 5K, The Stockyards, Fort Worth, 8 a.m., $8 members, $12 others, 817-654-5390 or www.fwrunners.org

SUNDAY, SEPT. 24 — Carrollton Runners 5K and 1-mile, McInnish Park, 2335 Sandy Lake Road, Carrollton, 7:30 a.m., $6, 972-245-3341.

TUESDAY, SEPT. 26 — The Colony Roadrunners Club Prediction Run 5K, Five Star Complex, 4100 Blair Oaks Drive, The Colony, free, www.tcroadrunners.org

SATURDAY, SEPT. 30 — Walk for the Whisper 5K and 1-mile fun run/walk, Baylor Regional Medical Center, Grapevine, 8:30 a.m., $25 through Sunday, $30 after, 817-359-9072 or www.dfwovarian.org/walk_for_the_whisper.html

SATURDAY, SEPT. 30 — State Fair 5K and 1-mile, Exposition Plaza, Exposition Avenue and Canton Street, 8:30 a.m., $20 through Sept. 20, $25 after, 214-421-8715 or www.bigtex.com

SATURDAY, SEPT. 30 — Wild, Wild West Fest 5K and 1-mile Family Fun Run, Town Hall, Keller, 8 a.m., $18 through Sept. 17, $22 after, 817-743-4314 or www.kellerparksandrec.org/WWWF/index.htm

SATURDAY, SEPT. 30 — Wilderness Trek 5K Run/Walk, Bachman Lake, Dallas, 8 a.m., $20, 800-833-4218 or www.wildernesstrek.org

SATURDAY, SEPT. 30 — Vineyard Run 5K and 2K, Delaney Vineyards, 2000 Champagne Blvd., Grapevine, 8:15 a.m., $15 through Sept. 16, $20 after, $25 race day, 972-235-2513 or www.vineyardrun.com

SATURDAY, SEPT. 30 — Crape Myrtle Trails of McKinney Run 5K and 1-mile, Cooper Aerobics Center at Craig Ranch, 7910 Collin McKinney Parkway, McKinney, 8:15 a.m., $20 through Sept. 23, $25 after, 972-542-1550.

SATURDAY, SEPT. 30 — Roof Dog Run 5K and 1-mile, Christ Episcopal Church, 4550 Legacy Drive, Plano, 8:15 a.m., $20 through Sept. 17, $25 after, 972-414-1260 or www.active.com

SATURDAY, SEPT. 30 — Running with the Bulls 5K and Kids’ 50-yard dash, Pizza Hut Park, Frisco, 7:45 a.m., $15 through Sept. 15, $20 after, $25 race day, 972-712-7200 or friscosunrise.org

SATURDAY, SEPT. 30 — Plano Pacers 5-mile, Harrington Park, 16th Street at U.S. Highway 75, behind Spaghetti Warehouse, Plano, 8 a.m., members free, others $5. 972-967-7223 or www.planopacers.org

SUNDAY, OCT. 1 — Lost Dog 20K and 5K, Bath House Cultural Center Parking Lot, White Rock Lake, Dallas, 7:30 a.m., 20K: $30 through Sept. 23, $35 after, $40 race day. 5K: $22 through Sept. 23, $25 after, $30 race day, 214-821-0909 or www.thrustonracing.com

SUNDAY, OCT. 1 — Burleson Runners Back to Basics 5K and Kids’ 1K, Community Center, Burleson, 4 p.m., 817-496-3734.

SUNDAY, SEPT. 10 — PrairieMan Long Course Triathlon (1.2-mile swim/56-mile bike/13.1-mile run) and AquaBike (Swim/Bike only), Lynn Creek Park at Joe Pool Lake, Grand Prairie, 7:15 a.m. $150 through Sunday. $175 Monday through Saturday. No race day registration, 817-707-0500 or www.ironheadrp.com (USA Triathlon Sanctioned. USAT membership required. $9 for one-day pass or $30 for annual membership.)

SATURDAY, SEPT. 23 — Denison Dash Triathlon (300-meter Open Swim/15.2-mile bike/3-mile run), Waterloo Swimming Pool, 1501 Brock St., 7:45 a.m., $45 through Sunday, $55 Monday through Sept. 20, $65 Sept. 21-22. No race day registration. 817-707-0500 or www.ironheadrp.com (USA Triathlon certified. USAT membership required. $9 for one-day pass. $30 for annual membership).

SUNDAY, OCT. 1 — Stonebridge Ranch Triathlon Sprint Distance Race, USA Triathlon Grand Prix Series Race/South Mid-west Regional Sprint Championship, Stonebridge Ranch Beach and Tennis Club, 6201 Virginia Parkway, McKinney, 7:30 a.m., sprint: $65 through Sept. 25, $75 at packet-pick-up. Sprint relay: $95 through Sept. 25, $105 at packet pick-up. www.playtri.com