Iowa to Missouri

Distance from Davenport to St. Louis

Straight-line distance

202.7mi

Davenport, IA and St. Louis, MO are 202.7 miles (326.3 km) apart in a straight line. From Davenport, the shortest path starts out heading S (175°).

kilometers
326.3
nautical miles
176.2
heading from Davenport
175° S
heading from St. Louis
355° N
DavenportSt. Louis

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

How far Davenport is from St. Louis

The great-circle distance between the Census internal points of Davenport and St. Louis is 202.7 miles, 326.3 km or 176.2 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 202.7 miles, practically the same at this range.

Measurements

Miles
202.7
Kilometers
326.3
Nautical miles
176.2
Bearing from Davenport
174.5° S
Bearing arriving at St. Louis
174.7°
Bearing from St. Louis
354.7° N

Halfway between Davenport and St. Louis

The great-circle midpoint is at 40.096389, -90.420393 (40°05'47.00"N 90°25'13.42"W). The nearest incorporated place of 1,000 or more people is Beardstown, IL, with 5,803 residents, 6.0 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/Chicago, so there is no time difference. On June 21, Davenport gets 15 h 12 min of daylight and St. Louis 14 h 52 min; on December 21, 9 h 10 min and 9 h 28 min. Davenport is 2.92° farther north, so it has the longer summer days and the shorter winter ones.

Population compared

St. Louis has 2.8 times the population of Davenport. From July 2020 to July 2024, Davenport changed by -0.7% and St. Louis by -6.9%. The trip crosses from Iowa into Missouri.

  1. 01Davenport, IA100,938 (-0.7%)
  2. 02St. Louis, MO279,695 (-6.9%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Davenport from St. Louis?

202.7 miles, 326.3 km or 176.2 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is St. Louis from Davenport?

S. The great-circle path leaves Davenport on a bearing of 174.5° and arrives at St. Louis on 174.7°. The return trip starts on 354.7°.

What is halfway between Davenport and St. Louis?

The midpoint is at 40.096389, -90.420393. The nearest incorporated place of 1,000+ is Beardstown, IL, 6.0 miles from it.

Is there a time difference between Davenport and St. Louis?

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

Which is bigger, Davenport or St. Louis?

St. Louis, with 279,695 residents in July 2024 against 100,938 for Davenport, 2.8 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.