Ohio · Census place 3921602

Delphos, Ohio

Delphos is a city in 2 counties of Ohio with an estimated 7,074 residents on July 1, 2024. It is the 213th largest of 526 incorporated places of 1,000+ people in the state.

Population 2024
7,074
#213 of 526 in Ohio
Change since 2020
-0.6%
-41 people
Land area
3.3 sq mi
+ 0.05 sq mi water
Density
2,131 / sq mi
State median 2,000
Orange pin: Delphos. Shaded: counties it spans. Dark pin: Columbus.

Delphos population, 2020 to 2024

Delphos lost 41 residents from July 2020 to July 2024, a change of -0.6%. In the latest year it moved by +7. Among 254 Ohio places of 5,000 or more, that growth ranks 134th; the median place changed by -0.4%. The median place of 5,000+ in Ohio has 13,905 people, so Delphos is 51% of it.

7,11520207,06820217,09120227,06720237,0742024
July 1 estimates. The April 2020 estimates base was 7,127. The axis starts above zero so yearly changes are visible.

Delphos covers 3.32 square miles of land and 0.05 of water, for 2,131 people per square mile of land. The median Ohio place of 5,000+ has 2,000, so Delphos is close to the typical town.

The 2 counties Delphos spans

Delphos crosses county lines. The Census county-part estimates split its 7,074 residents as follows; Allen County holds 55.5% of them. The shaded shapes are on the map above; dots mark the eight nearest places.

  1. 01Allen County3,926
  2. 02Van Wert County3,148
Residents inside each county, Census Vintage 2024 county-part estimates (SUMLEV 157).

ZIP codes in Delphos

1 ZIP Code Tabulation Area (ZCTA) overlaps Delphos by at least 10% of the ZCTA's or the city's land: 45833. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Delphos is

The Census internal point of Delphos is at 40.846600, -84.336500. Columbus, the capital, is 93.1 miles SE in a straight line. The nearest larger place is Van Wert, OH (11,123 people), 13.2 miles away. The nearest city of 100,000 or more is Fort Wayne, IN, 45.2 miles away.

Internal point

Decimal
40.846600, -84.336500
DMS
40°50'47.76"N 84°20'11.40"W
UTM
16N 724534.8E 4525143.1N
Geohash
dpk02guh9
Plus code
86GQRMW7+JC

Daylight in Delphos

At 40.85° N, Delphos gets about 15 h 07 min of daylight around the June solstice and 9 h 14 min around the December solstice, a swing of 5 h 52 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Delphos

The eight nearest incorporated places of 1,000+ in Ohio, measured between internal points. The closest is Elida, 8.3 miles away, with 1,904 people.

Questions people ask

What is the population of Delphos, OH?

7,074 on July 1, 2024, in the Census Vintage 2024 estimates. That is down 41 (0.6%) from 7,115 in July 2020.

What county is Delphos in?

It spans 2 counties: Allen County (3,926 residents), Van Wert County (3,148 residents).

What ZIP codes cover Delphos?

1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 45833.

How far is Delphos from Columbus?

93.1 miles (149.9 km) in a straight line, heading SE from Delphos.

What is the nearest larger city to Delphos?

Van Wert, OH, with 11,123 residents, 13.2 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

  1. 01Census Vintage 2024 subcounty population estimates
  2. 02Census 2024 Gazetteer, places
  3. 03Census 2020 ZCTA to place relationship file
  4. 04Census 2024 cartographic boundary file, counties (1:5,000,000)

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