157 years in pictures
Census counts: 468 in 1930, 199 in 2020. The archive holds 3 old photos and papers going back to 2016 and 4 maps from 1915 on.
- 1869Decker is founded
Each edition grades its towns against each other only.

A town of 197, founded in 1869.
Decker’s median age is 49.9 years, above both Indiana’s towns (39.4 years) and U.S. towns (40.5 years). Decker has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
In a town this size, neighbors are the best guide. Ask them anything.
Census counts: 468 in 1930, 199 in 2020. The archive holds 3 old photos and papers going back to 2016 and 4 maps from 1915 on.
Who provides power, water and the rest in Decker, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.
Ordered by what stands out in Decker.
The typical Decker home is worth about $150,000, up 7.8% in a year, 42% below the Indiana typical home. 94% of Decker households own their home, where Indiana’s towns sit at 76% and U.S. towns at 73%.
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
Most working residents leave Decker for work: only 0% work in town. Jobs based in Decker fell to 5 in 2023, 20 fewer than in 2013. The top destinations are Vincennes (30%), Vincennes Township (11%) and Jasper (6%).
| Decker | Indiana towns | U.S. towns | |
|---|---|---|---|
| Below the poverty line | 12% | 10% | 9.6% |
| Average trip to work | 25 minutes | 24 minutes | 25 minutes |
Census LEHD 2023 · ACS
Decker has chilly winters and warm summers, with plenty of rain. Decker’s July high is 88°F.
NOAA U.S. Climate Normals, 1991–2020
Decker beats the Indiana average on 0 of 32 CDC measures and trails it on 13. 21% of Decker adults smoke cigarettes.
| Decker | Indiana towns | U.S. towns | |
|---|---|---|---|
| Smoke cigarettes (CDC PLACES) | 21% | 17% | 14% |
| Frequent physical distress (CDC PLACES) | 17% | 15% | 14% |
| Diabetes (CDC PLACES) | 16% | 13% | 12% |
| High blood pressure (CDC PLACES) | 43% | 39% | 35% |
| What stands out | Decker | IN |
|---|---|---|
| More older adults who have lost all their teeth | 27% | 15.4% |
| More adults with COPD | 11.6% | 8.1% |
| More smokers | 21.3% | 15.7% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Expected storm and flood damage is lower than in 52% of U.S. communities.
FEMA National Risk Index · OpenFEMA
Museums, parks, gardens and other places to visit around Decker. Close and well known come first.
38 mi MuseumUSS LST-325
40 mi Ancient siteAngel Mounds
11 mi National Historical ParkGeorge Rogers Clark National Historical Park113K visitors a year
38 mi Stadium & arenaFord Center
39 mi National MemorialLincoln Boyhood National Memorial116K visitors a year34 mi CaveBurrows CaveUSS LST-325: Wikideas1, CC0 · Angel Mounds: Heironymous Rowe (talk), CC BY-SA 3.0 · George Rogers Clark National Historical Park: The original uploader was Agentmoose at English Wikipedia. on 2006-07-08., CC BY-SA 2.5 · Ford Center: Nyttend, Public domain · Lincoln Boyhood National Memorial: Rene Sturgell, CC BY-SA 3.0
1 within 15 miles of the center of Decker
About 8 of every 100 Decker residents are enrolled in college, against 6 across Indiana.
Where Decker’s working residents go each day. Line width shows the share.
Census LEHD 2023
Town in the United States
Decker is a town in Johnson Township, Knox County, Indiana, United States. The population was 199 at the 2020 census. It was founded in 1869 by Isaac Decker. Decker is near the White River, and is well known for the watermelon and cantaloupe produced in the surrounding rural area.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Short answers, built from the data on this page.
Decker has fewer than 1,000 residents, too few for fair grades; the figures below are still real.