The Carroll County Courthouse is a historic courthouse located at 101 W. Main St. in Delphi, Indiana. It was designed by architect Elmer E. Dunlap and built in 1916. It is a three-story Classical Revival style rectangular building of Indiana limestone.

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12 on the National Register · #21 in INHistoric places →

Know Delphi

The town at a glance, and the guide to how things work

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About Delphi

City in Indiana, United States

1828Established

2,961Population

2.7 sq miArea

568 ftElevation

Delphi () is a city in and the county seat of Carroll County, in the U.S. state of Indiana. Located twenty minutes northeast of Lafayette, it is part of the Lafayette, Indiana Metropolitan Statistical Area. The population was 2,961 at the 2020 census.

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From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

How Delphi ranks

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#83Most walkable in IN #110Most affordable in IN #276Shortest commute in IN All IN rankings →

Town numbers

ZIP code46923

Area code765

Living in Delphi

Housing in Delphi

$230K▲ 3.3% in a year Typical home value · Zillow

The typical Delphi home is worth about $230,000, up 3.3% in a year, 11% below the Indiana typical home.

Only 2 sales in May 2026, too few for a market read. The typical value is the steadier guide.

Zillow Home Value Index · Redfin Data CenterHousing market →

Work & commute in Delphi

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Most working residents leave Delphi for work: only 12% work in town. The top destinations are Lafayette (25%), Deer Creek (9%) and West Lafayette (4%). Half commute less than 16 miles.

Lafayette

25%

Deer Creek

West Lafayette

Frankfort

12%Work in townlive and work in Delphi 16 miWhere do people commute?the commute map 1,169Jobs based herebalanced

Census LEHD 2023 · ACSWork & commute in Delphi →

Health in Delphi

Health Grade D

Healthier than 6% of U.S. towns on seven CDC estimates.

Compared with Indiana

17worse than IN

of 32 measures CDC estimates. The other 15 are too close to call.

Conditions 6▼ 6 close Habits 2▼ 2 close Care 2▼ 5 close Mind 3▼ 2 close Everyday needs 4▼ 0 close

BetterToo close to callWorse

What stands out

21.7%More older adults who have lost all their teethIN 15.4% · worse 11.3%More adults with COPDIN 8.1% · worse 20.3%More adults facing food insecurityIN 14.7% · worse

Care nearby

Indiana University Health Arnett HospitalLafayette · 12.4 mi · ER

Family Health Clinic of Carroll CountyDelphi · 0 mi · sliding-scale fees

Primary careNo shortage

DentalNo shortage

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · CDC's estimate for Delphi · CMS · HRSAHealth in Delphi →

Natural hazards in Delphi

High

Expected storm and flood damage is higher than in 64% of U.S. communities.

🌊 Inland flooding🥶 Cold waves🌪️ Tornadoes

24Does Delphi flood?paid flood claims since 1981 9Disasters that paid out herefederal disasters sent FEMA money to Delphi

FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Delphi →

Climate in Delphi

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Delphi has chilly winters and warm summers. A typical July afternoon reaches 84°, a January night drops to 18°, and about 17 inches of snow falls in a normal winter.

37° / 21°Winter

62° / 40°Spring

83° / 61°Summer

64° / 43°Fall