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Mermaid Half Marathon San Diego 2025

5k, 10k, Half Marathon, Virtual Run, Mermaid Dash

Saturday, March 8th, 2024
5k, 10k, Half Marathon, Mermaid Dash, Virtual Run

Women's 5k, 10k, Half Marathon and Virtual Run
Ideal course for both walkers and runners! The flat and fast course features beautiful Bay views along the running path at Mission Bay. Come out and experience the joy of crossing the finish line!


Customize your SWAG (Save up to $14): Registration includes a stylish tech race shirt, finisher medal & necklace! If you don't want all the swag you can remove items during registration and reduce your entry fee.
No Shirt: Save $8
No Medal: Save $3
No Necklace: Save $3


Age Discounts
Youth 19 & under receive a 20% discount*
*Age discounts automatically applied during registration


Registration fees

Prices are inclusive of mandatory charges, items, and fees

Half Marathon

Price changes in 9 days 9 hours

    1. $86.51

      Breakdown: $79.00 registration + $7.51 processing fee

      Now registering Nov 3 – Nov 30
      Register for Half Marathon
    2. $91.86

      Breakdown: $84.00 registration + $7.86 processing fee

      Dec 1 – Jan 4
    3. $97.21

      Breakdown: $89.00 registration + $8.28 processing fee

      Jan 5 – Feb 20
    4. $102.56

      Breakdown: $94.00 registration + processing fee

      Feb 21 – Mar 5
    5. $107.91

      Breakdown: $99.00 registration + processing fee

      Mar 6 – Mar 8

10K

Price changes in 9 days 9 hours

    1. $65.11

      Breakdown: $59.00 registration + $6.11 processing fee

      Now registering Nov 3 – Nov 30
      Register for 10K
    2. $70.46

      Breakdown: $64.00 registration + $6.46 processing fee

      Dec 1 – Jan 4
    3. $75.81

      Breakdown: $69.00 registration + $6.88 processing fee

      Jan 5 – Feb 20
    4. $81.16

      Breakdown: $74.00 registration + processing fee

      Feb 21 – Mar 5
    5. $86.51

      Breakdown: $79.00 registration + processing fee

      Mar 6 – Mar 8

5K

Price changes in 9 days 9 hours

    1. $54.42

      Breakdown: $49.00 registration + $5.42 processing fee

      Now registering Nov 3 – Nov 30
      Register for 5K
    2. $59.76

      Breakdown: $54.00 registration + $5.76 processing fee

      Dec 1 – Jan 4
    3. $65.11

      Breakdown: $59.00 registration + $6.18 processing fee

      Jan 5 – Feb 20
    4. $70.46

      Breakdown: $64.00 registration + processing fee

      Feb 21 – Mar 5
    5. $75.81

      Breakdown: $69.00 registration + processing fee

      Mar 6 – Mar 8

Virtual Run

Price changes in 9 days 9 hours

  • Must register by February 14th to ensure receiving your packet by race day.

    1. $54.42

      Breakdown: $49.00 registration + $5.42 processing fee

      Now registering Nov 3 – Nov 30
      Register for Virtual Run
    2. $59.76

      Breakdown: $54.00 registration + $5.76 processing fee

      Dec 1 – Jan 4
    3. $65.11

      Breakdown: $59.00 registration + $6.18 processing fee

      Jan 5 – Feb 20
    4. $70.46

      Breakdown: $64.00 registration + processing fee

      Feb 21 – Mar 5
    5. $75.81

      Breakdown: $69.00 registration + processing fee

      Mar 6 – Mar 8

Mermaid Dash

Price changes in 9 days 9 hours

  • Mermaid Dash for girls and boys between 6 and 12 years old

    1. $18.04

      Breakdown: $15.00 registration + $3.04 processing fee

      Now registering Nov 3 – Nov 30
      Register for Mermaid Dash
    2. $18.04

      Breakdown: $15.00 registration + $3.04 processing fee

      Dec 1 – Jan 4
    3. $18.04

      Breakdown: $15.00 registration + processing fee

      Jan 5 – Feb 20
    4. $18.04

      Breakdown: $15.00 registration + processing fee

      Feb 21 – Mar 5
    5. $23.39

      Breakdown: $20.00 registration + processing fee

      Mar 6 – Mar 8

Additional Event Details

COURSE
5K : Map
10K : Map
Half : Map

START TIMES

7:00 a.m. - Half
7:15 a.m. - 10K
7:30 a.m. - 5k


MERMAID DASH
Parents are encouraged to let Mermaid Dashers run on their own, however a parent or guardian is welcome to run alongside young or shy Mermaid Dashers.

Mermaid Dash Details
Race Start: Tecolote Shores North
Time: 9:45 a.m. (Ages 9 - 12)
Time: 9:50 a.m. (Ages 6 - 8)

CREDIT POLICY
Can't attend one of our events?
We will be happy to issue you a credit toward a future Mermaid Series event. To receive a credit, you must email us at info@mermaidseries.com a minimum of 10 days before the event date. We will email you back a confirmation along with the total amount of your future race credit. Please keep the confirmation email for your records. Credits are good through the following calendar year. Credits are nontransferable.

The following credits will be issued:

• Duathlon - Entry fee minus $10 processing fee
• Triathlons - Entry fee minus $10 processing fee
• Run - Entry fee minus $10 processing fee.



Event schedule

  • Sat, March 8, 2025 7:00 AM - Half Marathon
  • Sat, March 8, 2025 7:15 AM - 10K
  • Sat, March 8, 2025 7:30 AM - 5K
  • Sat, March 8, 2025 9:45 AM - Mermaid Dash (ages 9-12)
  • Sat, March 8, 2025 9:50 AM - Mermaid Dash (ages 6-8)

Contact information

Event contact
Mermaid Series
Email
info@mermaidseries.com
Website
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