Mission
Sale of water to members in Hamlin, Clark, Kingsbury, Brookings, Lake, Moody, Miner, Minnehaha, Beadle, Sanborn and McCook counties in South Dakota.
Kingbrook Rural Water System Inc is a Public Charity headquartered in Arlington, SD. Financial data from the 2025 filing: $9.4M revenue, $7.5M expenses, $102.1M total assets.
Sale of water to members in Hamlin, Clark, Kingsbury, Brookings, Lake, Moody, Miner, Minnehaha, Beadle, Sanborn and McCook counties in South Dakota.
Officer compensation and complete director data available with membership.
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $9.4M | $7.5M | $102.1M |
| 2024 | $24.9M | $6.9M | $86.2M |
| 2023 | $12.5M | $6.9M | $65.2M |
| 2022 | $10.8M | $6.6M | $59.7M |
| 2021 | $7.7M | $6.2M | $51.8M |
Between 2021 and 2025, reported annual revenue grew from $7.7M to $9.4M (+22%), with total assets most recently reported at $102.1M.
Interactive year-over-year charts and full filing details available with membership.