---
type: Jurisdiction
title: "Lake County, SD"
classification: county
fips: "46079"
state: "SD"
demographics:
  population: 10972
  population_under_18: 2625
  population_18_64: 3043
  population_65_plus: 5304
  median_household_income: 76808
  poverty_rate: 8.36
  homeownership_rate: 73.83
  unemployment_rate: 2.95
  median_home_value: 247600
  gini_index: 0.4694
  vacancy_rate: 18.65
  race_white: 9978
  race_black: 80
  race_asian: 81
  race_native: 276
  hispanic: 577
  bachelors_plus: 3417
districts:
  - to: "us/states/sd/districts/00"
    rel: in-district
    area_weight: 1.0
  - to: "us/states/sd/districts/senate/8"
    rel: in-district
    area_weight: 1.0
  - to: "us/states/sd/districts/house/8"
    rel: in-district
    area_weight: 1.0
sources:
  - field: demographics
    source: "Census ACS 2023"
  - field: districts
    source: "PostGIS area-intersection over Census TIGER 2024 boundaries"
confidence: official
tags: [jurisdiction, county, sd]
timestamp: "2026-07-03"
---

# Lake County, SD

County jurisdiction — 1 officeholders mapped.

## Demographics (ACS 2023)

| Measure | Value |
| --- | --- |
| Population | 10972 |
| Under 18 | 2625 |
| 18–64 | 3043 |
| 65+ | 5304 |
| Median household income | 76808 |
| Poverty rate | 8.36 |
| Homeownership rate | 73.83 |
| Unemployment rate | 2.95 |
| Median home value | 247600 |
| Gini index | 0.4694 |
| Vacancy rate | 18.65 |
| White | 9978 |
| Black | 80 |
| Asian | 81 |
| Native | 276 |
| Hispanic/Latino | 577 |
| Bachelor's or higher | 3417 |

## Districts

- [SD-00](/us/states/sd/districts/00.md) — 100% (congressional)
- [SD Senate District 8](/us/states/sd/districts/senate/8.md) — 100% (state senate)
- [SD House District 8](/us/states/sd/districts/house/8.md) — 100% (state house)

## Source

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