ZIP codes
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Hamlin County, SD Demographics & ZIP Codes
Hamlin County, South Dakota demographics and median household income by ZIP code — 5 ZIP codes — population 5,065 — avg. income $85,934 — avg. home value $211,160. Compare income, housing, and ZIP-level data on US5.
Population
5,065
Median household income (avg.)
$85,934
114% of U.S. median
Average home value
$211,160
61% of U.S. median
Average rent
$592
51% of U.S. median
Hamlin County demographics
Hamlin County, South Dakota covers 5 ZIP codes, with a combined ZIP-area population of about 5,065.
Median household income in Hamlin County
The average median household income across ZIP codes in Hamlin County, South Dakota is about $85,934 — about 19% above the SD ZIP average ($72,498), and about 14% above the U.S. median ($75,149).
Among ZIPs with income data, 57248 (Lake Poinsett) is near the top at about $92,625, while 57241 (Hayti) is near the bottom at about $73,750.
Housing in Hamlin County
For housing in Hamlin County, South Dakota, the average median home value is about $211,160 and the average median rent is about $592.
The most populous ZIP is 57223 (Castlewood) with about 1,367 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Hamlin County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 57223 | Castlewood | Hamlin County | SD | 1,367 | $88,571 | $229,500 |
| 57221 | Bryant | Hamlin County | SD | 1,185 | $82,500 | $229,100 |
| 57248 | Lake Poinsett | Hamlin County | SD | 1,150 | $92,625 | $245,100 |
| 57241 | Hayti | Hamlin County | SD | 945 | $73,750 | $136,500 |
| 57242 | Hazel | Hamlin County | SD | 418 | $92,222 | $215,600 |
Frequently asked questions
What are the demographics of Hamlin County?
Hamlin County, South Dakota has a combined ZIP-area population of about 5,065 across 5 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Hamlin County?
The average median household income across ZIP codes in Hamlin County, South Dakota is about $85,934, about 19% above the state ZIP average ($72,498), and about 14% above the U.S. median ($75,149). Average median home value is about $211,160. Among ZIPs with data, 57248 (Lake Poinsett) is near the top ($92,625) and 57241 (Hayti) is near the bottom ($73,750).
How many ZIP codes are in Hamlin County?
Hamlin County, South Dakota includes 5 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Hamlin County?
This page lists ZIP codes in Hamlin County, South Dakota with population, median household income, and home value. Select a ZIP for a full demographics profile.