---
type: Jurisdiction
title: "St. Joseph County, IN"
classification: county
fips: "18141"
state: "IN"
demographics:
  population: 273040
  population_under_18: 63303
  population_18_64: 163714
  population_65_plus: 46023
  median_household_income: 66868
  poverty_rate: 14.22
  homeownership_rate: 69.02
  unemployment_rate: 5.21
  median_home_value: 192800
  gini_index: 0.4697
  vacancy_rate: 9.55
  race_white: 193905
  race_black: 34025
  race_asian: 7435
  race_native: 736
  hispanic: 28786
  bachelors_plus: 83784
districts:
  - to: "us/states/in/districts/02"
    rel: in-district
    area_weight: 0.9995
  - to: "us/states/in/districts/senate/10"
    rel: in-district
    area_weight: 0.4256
  - to: "us/states/in/districts/senate/8"
    rel: in-district
    area_weight: 0.2343
  - to: "us/states/in/districts/senate/9"
    rel: in-district
    area_weight: 0.2153
  - to: "us/states/in/districts/senate/11"
    rel: in-district
    area_weight: 0.1243
  - to: "us/states/in/districts/house/7"
    rel: in-district
    area_weight: 0.7029
  - to: "us/states/in/districts/house/8"
    rel: in-district
    area_weight: 0.1248
  - to: "us/states/in/districts/house/5"
    rel: in-district
    area_weight: 0.0973
  - to: "us/states/in/districts/house/6"
    rel: in-district
    area_weight: 0.0394
  - to: "us/states/in/districts/house/21"
    rel: in-district
    area_weight: 0.0349
sources:
  - field: demographics
    source: "Census ACS 2023"
  - field: districts
    source: "PostGIS area-intersection over Census TIGER 2024 boundaries"
confidence: official
tags: [jurisdiction, county, in]
timestamp: "2026-07-03"
---

# St. Joseph County, IN

County jurisdiction — 1 officeholders mapped.

## Demographics (ACS 2023)

| Measure | Value |
| --- | --- |
| Population | 273040 |
| Under 18 | 63303 |
| 18–64 | 163714 |
| 65+ | 46023 |
| Median household income | 66868 |
| Poverty rate | 14.22 |
| Homeownership rate | 69.02 |
| Unemployment rate | 5.21 |
| Median home value | 192800 |
| Gini index | 0.4697 |
| Vacancy rate | 9.55 |
| White | 193905 |
| Black | 34025 |
| Asian | 7435 |
| Native | 736 |
| Hispanic/Latino | 28786 |
| Bachelor's or higher | 83784 |

## Districts

- [IN-02](/us/states/in/districts/02.md) — 100% (congressional)
- [IN Senate District 10](/us/states/in/districts/senate/10.md) — 43% (state senate)
- [IN Senate District 8](/us/states/in/districts/senate/8.md) — 23% (state senate)
- [IN Senate District 9](/us/states/in/districts/senate/9.md) — 22% (state senate)
- [IN Senate District 11](/us/states/in/districts/senate/11.md) — 12% (state senate)
- [IN House District 7](/us/states/in/districts/house/7.md) — 70% (state house)
- [IN House District 8](/us/states/in/districts/house/8.md) — 12% (state house)
- [IN House District 5](/us/states/in/districts/house/5.md) — 10% (state house)
- [IN House District 6](/us/states/in/districts/house/6.md) — 4% (state house)
- [IN House District 21](/us/states/in/districts/house/21.md) — 3% (state house)

## Source

- demographics: Census ACS 2023
- districts: PostGIS area-intersection over Census TIGER 2024 boundaries