---
type: Jurisdiction
title: "Linn County, IA"
classification: county
fips: "19113"
state: "IA"
demographics:
  population: 230004
  population_under_18: 51857
  population_18_64: 138345
  population_65_plus: 39802
  median_household_income: 77649
  poverty_rate: 9.41
  homeownership_rate: 73.51
  unemployment_rate: 3.45
  median_home_value: 214300
  gini_index: 0.4473
  vacancy_rate: 7.28
  race_white: 192362
  race_black: 13735
  race_asian: 5504
  race_native: 507
  hispanic: 9482
  bachelors_plus: 72757
districts:
  - to: "us/states/ia/districts/02"
    rel: in-district
    area_weight: 0.9997
  - to: "us/states/ia/districts/senate/42"
    rel: in-district
    area_weight: 0.8308
  - to: "us/states/ia/districts/senate/39"
    rel: in-district
    area_weight: 0.0814
  - to: "us/states/ia/districts/senate/40"
    rel: in-district
    area_weight: 0.0454
  - to: "us/states/ia/districts/senate/37"
    rel: in-district
    area_weight: 0.0423
  - to: "us/states/ia/districts/house/83"
    rel: in-district
    area_weight: 0.6515
  - to: "us/states/ia/districts/house/84"
    rel: in-district
    area_weight: 0.1793
  - to: "us/states/ia/districts/house/77"
    rel: in-district
    area_weight: 0.0643
  - to: "us/states/ia/districts/house/80"
    rel: in-district
    area_weight: 0.0316
  - to: "us/states/ia/districts/house/73"
    rel: in-district
    area_weight: 0.0271
  - to: "us/states/ia/districts/house/78"
    rel: in-district
    area_weight: 0.0171
  - to: "us/states/ia/districts/house/74"
    rel: in-district
    area_weight: 0.0153
  - to: "us/states/ia/districts/house/79"
    rel: in-district
    area_weight: 0.0138
sources:
  - field: demographics
    source: "Census ACS 2023"
  - field: districts
    source: "PostGIS area-intersection over Census TIGER 2024 boundaries"
confidence: official
tags: [jurisdiction, county, ia]
timestamp: "2026-07-03"
---

# Linn County, IA

County jurisdiction — 2 officeholders mapped.

## Demographics (ACS 2023)

| Measure | Value |
| --- | --- |
| Population | 230004 |
| Under 18 | 51857 |
| 18–64 | 138345 |
| 65+ | 39802 |
| Median household income | 77649 |
| Poverty rate | 9.41 |
| Homeownership rate | 73.51 |
| Unemployment rate | 3.45 |
| Median home value | 214300 |
| Gini index | 0.4473 |
| Vacancy rate | 7.28 |
| White | 192362 |
| Black | 13735 |
| Asian | 5504 |
| Native | 507 |
| Hispanic/Latino | 9482 |
| Bachelor's or higher | 72757 |

## Districts

- [IA-02](/us/states/ia/districts/02.md) — 100% (congressional)
- [IA Senate District 42](/us/states/ia/districts/senate/42.md) — 83% (state senate)
- [IA Senate District 39](/us/states/ia/districts/senate/39.md) — 8% (state senate)
- [IA Senate District 40](/us/states/ia/districts/senate/40.md) — 5% (state senate)
- [IA Senate District 37](/us/states/ia/districts/senate/37.md) — 4% (state senate)
- [IA House District 83](/us/states/ia/districts/house/83.md) — 65% (state house)
- [IA House District 84](/us/states/ia/districts/house/84.md) — 18% (state house)
- [IA House District 77](/us/states/ia/districts/house/77.md) — 6% (state house)
- [IA House District 80](/us/states/ia/districts/house/80.md) — 3% (state house)
- [IA House District 73](/us/states/ia/districts/house/73.md) — 3% (state house)
- [IA House District 78](/us/states/ia/districts/house/78.md) — 2% (state house)
- [IA House District 74](/us/states/ia/districts/house/74.md) — 2% (state house)
- [IA House District 79](/us/states/ia/districts/house/79.md) — 1% (state house)

## Source

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