California

Distance from Fontana to Pomona

Straight-line distance

17.4mi

Fontana, CA and Pomona, CA are 17.4 miles (28.1 km) apart in a straight line. From Fontana, the shortest path starts out heading WSW (258°).

kilometers
28.1
nautical miles
15.1
heading from Fontana
258° WSW
heading from Pomona
78° ENE
FontanaPomona

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

How far Fontana is from Pomona

The great-circle distance between the Census internal points of Fontana and Pomona is 17.4 miles, 28.1 km or 15.1 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 17.4 miles, practically the same at this range.

Measurements

Miles
17.4
Kilometers
28.1
Nautical miles
15.1
Bearing from Fontana
258.4° WSW
Bearing arriving at Pomona
258.2°
Bearing from Pomona
78.2° ENE

Halfway between Fontana and Pomona

The great-circle midpoint is at 34.084190, -117.612045 (34°05'3.08"N 117°36'43.36"W). The nearest incorporated place of 1,000 or more people is Ontario, CA, with 185,285 residents, 3.2 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, Fontana gets 14 h 26 min of daylight and Pomona 14 h 26 min; on December 21, 9 h 53 min and 9 h 53 min. The two sit at nearly the same latitude, so their day lengths match closely all year.

Population compared

Fontana has 1.5 times the population of Pomona. From July 2020 to July 2024, Fontana changed by +4.4% and Pomona by -2.1%. Both are in California.

  1. 01Fontana, CA218,455 (+4.4%)
  2. 02Pomona, CA147,966 (-2.1%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Fontana from Pomona?

17.4 miles, 28.1 km or 15.1 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Pomona from Fontana?

WSW. The great-circle path leaves Fontana on a bearing of 258.4° and arrives at Pomona on 258.2°. The return trip starts on 78.2°.

What is halfway between Fontana and Pomona?

The midpoint is at 34.084190, -117.612045. The nearest incorporated place of 1,000+ is Ontario, CA, 3.2 miles from it.

Is there a time difference between Fontana and Pomona?

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

Which is bigger, Fontana or Pomona?

Fontana, with 218,455 residents in July 2024 against 147,966 for Pomona, 1.5 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.