When in July are most 10K races held?
The busiest weekend in California is July 10 and July 11, with 3 10K races on those two days, and the single busiest day is Saturday, July 10 with 2. Every one of them is on a Saturday or a Sunday.
Race calendar · July 2027 · California
July 2027 10K Races in California
Every 10K in California in July 2027, all 10 of them, sorted by date. Dates, entry fees, finish-time stats from past results, and start-line maps.
10 10K races in July 2027
What the field actually runs
July 10K Races, By the Numbers
1:18:03Median finish time
42:09Median winning time
89Median field size
4July 10K races with published results
How we calculate these stats: RunSesh calculates these figures from the most recent published results of past editions, sourced from RunSignup. We show aggregates only: field size, winning and median times, and the cutoff. We never publish individual finisher tables. Last updated Sep 22, 2026.
When in July
The July Race Weekends
10K races do not spread evenly across July. The busiest weekend is July 10 and July 11, with 3 of them.
By the numbers
The Biggest and Longest-Running
The July 10K races that stand out on the numbers: the biggest field, and the longest unbroken run of editions.
July 10K Races by City
Soonest 10K Races in July
10 total Sat, Jul 3, 2027Red, White & Blue Race Fort Bragg, CAFrom $40Details Sun, Jul 4, 2027Freedom Run on the Ranch Ladera Ranch, CAFrom $35Details Sat, Jul 10, 2027Beer City Half™ Alameda Alameda, CARegistration opens Nov 21From $1Details Sat, Jul 10, 2027Endless Summer in the LBC 5K, 10K, & Half Marathon Long Beach, CAFrom $39Details Sun, Jul 11, 2027Bidi Bidi Run Run Night 5K 10K Half Marathon Long Beach, CAFrom $43Details Sat, Jul 17, 2027Brian Waterbury Memorial Rock to Pier Run Morro Bay, CARegistration opens Oct 1From $55Details Sat, Jul 17, 2027Jolly10K Los Gatos, CAFrom $45Details Sat, Jul 24, 2027LBC - Good Vibes Run 5K, 10K, & Half Marathon Long Beach, CAFrom $46Details Sat, Jul 24, 2027The TRON Night Run: Neon Grid 5K & 10K Canoga Park, CAFrom $35Details Sun, Jul 25, 2027BOO-gie Glow Run 5K 10K Half Marathon Long Beach, CAFrom $25Details
Common Questions About Running a July 10K in California
When should I sign up for a July 10K?
As early as you can. 6 of these July 10K races already have a price increase on the calendar, and 8 are open for entry right now. Another 2 have published an opening date and have not opened yet.
How much does a July 10K cost to enter?
The typical entry is $40, with paid entries running from $1 up to $55. Entry fees climb as race day gets closer, so the same race is usually cheapest the week it opens.
What is a good 10K time?
Across the 4 of these July 10K races with published results from past editions, the median finisher ran 1:18:03, and the median winning time was 42:09. So anything under 1:18:03 puts you in the faster half of a typical field. That is the middle of these RunSignup fields, walkers and charity entrants included, not a national average.
How big is a typical July 10K field?
The median one finished 89 runners, across the 4 of these July 10K races with published results from past editions. Most are far smaller than the big-city events people picture, which means less crowding at the start and a friendlier field, with a last recorded finisher at 2:10:55.
Are there trail 10K races in California in July?
Yes, 2 races around California get you off the pavement: 1 is a trail race, and 1 mixes road and trail. Surfaces are not always published, so it is worth checking a specific race before you register.
10K Races in Other Months
June and August sit either side of July, which is where most people look next when a date does not fit.