Delphi Population

1850–2026

2,983

2026 projection

1.2% since 2020 (increase)

05001K1.5K2K2.5K3K3.5K186018801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Delphi. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20262,983+100.34%
20252,973-160.54%
20242,989+60.20%
20232,983+160.54%
20222,967-40.13%
20212,971+220.75%
20202,949+441.51%
20192,905+20.07%
20182,903+180.62%
20172,885+180.63%

Showing 10 of 33 years.

Delphi Demographics

37median age

Median age

Female39.6 yrs
Male35.3 yrs

Adults

2,099
541 seniors · 26%1,558 other adults

Sex

Female 55% · 1,609Male 45% · 1,318

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 29 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Delphi Income

$59,972median household income

Median household income

$59,972

Half of households earn more, half earn less

Median earnings

$47,539

Typical yearly pay for a worker 25 or older.

Poverty rate

9.6%

About 1 in 10 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Delphi Marital Status

36% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married36%45%30%
Never married29%32%26%
Divorced25%11%35%
Widowed10%12%9%
Separated<1%<1%<1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201