Washington

Distance from Renton to Seattle

Straight-line distance

12.1mi

Renton, WA and Seattle, WA are 12.1 miles (19.5 km) apart in a straight line. From Renton, the shortest path starts out heading NW (323°).

kilometers
19.5
nautical miles
10.5
heading from Renton
323° NW
heading from Seattle
143° SE
RentonSeattle

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

How far Renton is from Seattle

The great-circle distance between the Census internal points of Renton and Seattle is 12.1 miles, 19.5 km or 10.5 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 12.1 miles, practically the same at this range.

Measurements

Miles
12.1
Kilometers
19.5
Nautical miles
10.5
Bearing from Renton
323.0° NW
Bearing arriving at Seattle
322.9°
Bearing from Seattle
142.9° SE

Halfway between Renton and Seattle

The great-circle midpoint is at 47.549277, -122.272945 (47°32'57.40"N 122°16'22.60"W). The nearest incorporated place of 1,000 or more people is Mercer Island, WA, with 25,302 residents, 2.2 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, Renton gets 15 h 58 min of daylight and Seattle 15 h 59 min; on December 21, 8 h 27 min and 8 h 25 min. The two sit at nearly the same latitude, so their day lengths match closely all year.

Population compared

Seattle has 7.4 times the population of Renton. From July 2020 to July 2024, Renton changed by -1.1% and Seattle by +5.5%. Both are in Washington.

  1. 01Renton, WA105,543 (-1.1%)
  2. 02Seattle, WA780,995 (+5.5%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Renton from Seattle?

12.1 miles, 19.5 km or 10.5 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Seattle from Renton?

NW. The great-circle path leaves Renton on a bearing of 323.0° and arrives at Seattle on 322.9°. The return trip starts on 142.9°.

What is halfway between Renton and Seattle?

The midpoint is at 47.549277, -122.272945. The nearest incorporated place of 1,000+ is Mercer Island, WA, 2.2 miles from it.

Is there a time difference between Renton and Seattle?

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

Which is bigger, Renton or Seattle?

Seattle, with 780,995 residents in July 2024 against 105,543 for Renton, 7.4 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.