California

Distance from Fremont to San Mateo

Straight-line distance

20.8mi

Fremont, CA and San Mateo, CA are 20.8 miles (33.4 km) apart in a straight line. From Fremont, the shortest path starts out heading WNW (283°).

kilometers
33.4
nautical miles
18.0
heading from Fremont
283° WNW
heading from San Mateo
103° ESE
FremontSan Mateo

Orange line: great-circle path · ring: midpoint · thin lines: county borders

How far Fremont is from San Mateo

The great-circle distance between the Census internal points of Fremont and San Mateo is 20.8 miles, 33.4 km or 18.0 nautical miles. That is the shortest path over the Earth's surface, computed with the haversine formula on a sphere with the mean Earth radius, 6,371.0 km. A course held on one compass bearing (a rhumb line) would be 20.8 miles, practically the same at this range.

Measurements

Miles
20.8
Kilometers
33.4
Nautical miles
18.0
Bearing from Fremont
282.8° WNW
Bearing arriving at San Mateo
282.5°
Bearing from San Mateo
102.5° ESE

Halfway between Fremont and San Mateo

The great-circle midpoint is at 37.527544, -122.125769 (37°31'39.16"N 122°07'32.77"W). The nearest incorporated place of 1,000 or more people is Menlo Park, CA, with 33,040 residents, 3.5 miles from the midpoint. To find towns near the midpoint of any two places, use the halfway tool.

Time zones and daylight

Both use America/Los_Angeles, so there is no time difference. On June 21, Fremont gets 14 h 45 min of daylight and San Mateo 14 h 46 min; on December 21, 9 h 34 min and 9 h 34 min. The two sit at nearly the same latitude, so their day lengths match closely all year.

Population compared

Fremont has 2.2 times the population of San Mateo. From July 2020 to July 2024, Fremont changed by -1.0% and San Mateo by -2.5%. Both are in California.

  1. 01Fremont, CA228,192 (-1.0%)
  2. 02San Mateo, CA103,006 (-2.5%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Fremont from San Mateo?

20.8 miles, 33.4 km or 18.0 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is San Mateo from Fremont?

WNW. The great-circle path leaves Fremont on a bearing of 282.8° and arrives at San Mateo on 282.5°. The return trip starts on 102.5°.

What is halfway between Fremont and San Mateo?

The midpoint is at 37.527544, -122.125769. The nearest incorporated place of 1,000+ is Menlo Park, CA, 3.5 miles from it.

Is there a time difference between Fremont and San Mateo?

Both use America/Los_Angeles, so there is no time difference.

Which is bigger, Fremont or San Mateo?

Fremont, with 228,192 residents in July 2024 against 103,006 for San Mateo, 2.2 times as many.

Sources and data as of

Data as of: Census 2024 Gazetteer internal points and Vintage 2024 estimates; time zones from Open-Meteo.

  1. 01Census 2024 Gazetteer, places
  2. 02Census Vintage 2024 subcounty population estimates
  3. 03SunCalc library (Vladimir Agafonkin), algorithms after Jean Meeus
  4. 04IANA time zone database (clock times and daylight saving rules)

How every number is computed: methodology. Spotted a wrong figure? Report an error.