Nevada to California

Distance from Sparks to Vacaville

Straight-line distance

147.3mi

Sparks, NV and Vacaville, CA are 147.3 miles (237.1 km) apart in a straight line. From Sparks, the shortest path starts out heading SW (236°).

kilometers
237.1
nautical miles
128.0
heading from Sparks
236° SW
heading from Vacaville
55° NE
SparksVacaville

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

How far Sparks is from Vacaville

The great-circle distance between the Census internal points of Sparks and Vacaville is 147.3 miles, 237.1 km or 128.0 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 147.3 miles, practically the same at this range.

Measurements

Miles
147.3
Kilometers
237.1
Nautical miles
128.0
Bearing from Sparks
236.0° SW
Bearing arriving at Vacaville
234.5°
Bearing from Vacaville
54.5° NE

Halfway between Sparks and Vacaville

The great-circle midpoint is at 38.971867, -120.851569 (38°58'18.72"N 120°51'5.65"W). The nearest incorporated place of 1,000 or more people is Colfax, CA, with 2,058 residents, 10.1 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, Sparks gets 14 h 58 min of daylight and Vacaville 14 h 51 min; on December 21, 9 h 22 min and 9 h 29 min. Sparks is 1.22° farther north, so it has the longer summer days and the shorter winter ones.

Population compared

Sparks has 1.1 times the population of Vacaville. From July 2020 to July 2024, Sparks changed by +2.4% and Vacaville by +1.8%. The trip crosses from Nevada into California.

  1. 01Sparks, NV111,520 (+2.4%)
  2. 02Vacaville, CA103,994 (+1.8%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Sparks from Vacaville?

147.3 miles, 237.1 km or 128.0 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Vacaville from Sparks?

SW. The great-circle path leaves Sparks on a bearing of 236.0° and arrives at Vacaville on 234.5°. The return trip starts on 54.5°.

What is halfway between Sparks and Vacaville?

The midpoint is at 38.971867, -120.851569. The nearest incorporated place of 1,000+ is Colfax, CA, 10.1 miles from it.

Is there a time difference between Sparks and Vacaville?

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

Which is bigger, Sparks or Vacaville?

Sparks, with 111,520 residents in July 2024 against 103,994 for Vacaville, 1.1 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.