Zip code 57630: Glencross, South Dakota
Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.
About 57630
57630 is a rural zip code in Glencross, South Dakota (Dewey County), covering 110 sq mi of land. About 11 people live here. The median resident is 64.2 years old, compared with 38.9 nationally. With so few residents, the Census figures below are rough estimates with wide margins of error.
0% of residents live below the poverty line (U.S.: 12.5%). 100% of occupied homes are lived in by their owners.
0% of adults hold a bachelor's degree or higher (U.S.: 36%).
How 57630 compares
Only about 11 people live here, so these survey estimates have wide margins of error.
- U.S. 334,922,499 · SD 907,428
- Population density0/sq miU.S. 95/sq mi · SD 12/sq mi
- Per capita income$83,973U.S. $44,673 · SD $40,550
- Median age64.2U.S. 38.9 · SD 38
- U.S. 12.5% · SD 11.9%
- U.S. 35.7% · SD 31.9%
- U.S. 65.2% · SD 68.6%
- U.S. 15.1% · SD 9.7%
- U.S. 5.2% · SD 2.9%
- Diversity index49.6U.S. 61.4 · SD 35.4
- Broadband access66.7%U.S. 91% · SD 89.6%
- U.S. 8.4% · SD 9%
- Veterans0%U.S. 6.2% · SD 7.9%
- U.S. 14.1% · SD 4%
- U.S. 10.1% · SD 10.5%
- U.S. 17.2% · SD 18%
- U.S. 22% · SD 24.2%
- U.S. 3.8% · SD 2.3%
- U.S. 9.7% · SD 10.5%
- U.S. 10% · SD 12.1%
- U.S. 14.5% · SD 15.8%
- U.S. 0.483 · SD 0.449
| Measure | 57630 | Dewey | SD | U.S. | National percentile | Rank in SD |
|---|---|---|---|---|---|---|
| Population | 11 | 5,205 | 907,428 | 334,922,499 | — | — |
| Population density | 0/sq mi | 2/sq mi | 12/sq mi | 95/sq mi | — | — |
| Per capita income | $83,973 | $21,560 | $40,550 | $44,673 | — | — |
| Median age | 64.2 | 27.7 | 38 | 38.9 | — | — |
| Poverty rate | 0% | 33% | 11.9% | 12.5% | — | — |
| Bachelor's degree or higher | 0% | 18.8% | 31.9% | 35.7% | — | — |
| Homeownership rate | 100% | 61.2% | 68.6% | 65.2% | — | — |
| Work from home | 0% | 13.5% | 9.7% | 15.1% | — | — |
| Unemployment rate | 0% | 13.9% | 2.9% | 5.2% | — | — |
| Diversity index | 49.6 | 41 | 35.4 | 61.4 | — | — |
| Broadband access | 66.7% | 84.7% | 89.6% | 91% | — | — |
| Uninsured rate | 0% | 21.2% | 9% | 8.4% | — | — |
| Veterans | 0% | 4.3% | 7.9% | 6.2% | — | — |
| Foreign-born residents | 0% | 0.4% | 4% | 14.1% | — | — |
| Housing vacancy | 25% | 12.4% | 10.5% | 10.1% | — | — |
| Residents 65 and older | 27.3% | 10% | 18% | 17.2% | — | — |
| Residents under 18 | 0% | 38.3% | 24.2% | 22% | — | — |
| Tech workers | 0% | 0.7% | 2.3% | 3.8% | — | — |
| Healthcare workers | 0% | 4.1% | 10.5% | 9.7% | — | — |
| Self-employed workers | 0% | 15.9% | 12.1% | 10% | — | — |
| Government workers | 60% | 47.3% | 15.8% | 14.5% | — | — |
| Income inequality (Gini) | 0.294 | 0.451 | 0.449 | 0.483 | — | — |
The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.
People
Age
Race and ethnicity
- White55%
- Black0%
- Hispanic0%
- Asian0%
- Native American45%
- Pacific Islander0%
- Other0%
- Multiracial0%
Language spoken at home (households)
Households
- Households
- 9
- Average household size
- 1.2
- Family households
- 33.3%
- Married couples
- 33.3%
- Living alone
- 66.7%
- Veterans (of adults)
- 0%
- Male / female
- 18% / 82%
Income and poverty
Household income distribution
Median household income
Housing
Median home value
Median gross rent
Types of housing
- Housing units
- 12
- Owner-occupied
- 100%
- Vacant
- 25%
- Median year built
- 1945
- Median rooms
- 6
- Renters paying 30%+ of income
- —
- Renters paying 50%+ of income
- —
- Home value to income
- —
Work and commute
How people get to work
Commute time (one way)
Jobs and careers
Occupations
Industries
Median earnings by type of work
| Type of work | 57630 | U.S. |
|---|---|---|
| Management, business, science and arts | — | $74,888 |
| Service | — | $26,804 |
| Sales and office | — | $40,476 |
| Construction and maintenance | — | $49,199 |
| Production and transportation | — | $39,989 |
Education, internet and health coverage
Highest education (adults 25+)
- High school graduate or higher
- 100%
- Bachelor's degree or higher
- 0%
- Graduate or professional degree
- 0%
- Households with broadband
- 66.7%
- Cable, fiber or DSL
- 0%
- No internet access
- 33.3%
- Without health insurance
- 0%
- Limited-English households
- 0%
Geography
- City (USPS)
- Glencross
- State
- South Dakota
- County
- Dewey County
- Center point
- 45.3338° N, 100.8440° W
- Land area
- 110 sq mi
- Water area
- 0.2 sq mi
- Time zone
- Mountain Time (UTC-7, UTC-6 in summer)
- Zip type
- Residential delivery area
Zip codes near 57630
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 57661 | Whitehorse, SD | 8 mi | $55,000 |
| 57657 | Trail City, SD | 13 mi | — |
| 57656 | Timber Lake, SD | 14 mi | $66,094 |
| 57652 | Ridgeview, SD | 16 mi | $19,327 |
| 57601 | Mobridge, SD | 23 mi | $66,003 |
| 57639 | Little Eagle, SD | 24 mi | $21,250 |
| 57625 | Eagle Butte, SD | 26 mi | $43,235 |
| 57658 | Wakpala, SD | 27 mi | $23,000 |
| 57631 | Glenham, SD | 32 mi | $56,827 |
| 57642 | Mc Laughlin, SD | 32 mi | $58,750 |
| 57621 | Bullhead, SD | 32 mi | $32,589 |
| 57420 | Akaska, SD | 34 mi | $40,469 |
Questions about 57630
What city is zip code 57630?
57630 is assigned to Glencross, South Dakota. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 57630 in?
57630 is in Dewey County, South Dakota.
What is the population of 57630?
About 11 people live in 57630, according to the Census Bureau's American Community Survey.
What time zone is 57630 in?
57630 is in Mountain Time.
What zip codes are near 57630?
The closest zip codes to 57630 are 57661, 57657, 57656, 57652, 57601.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 57630, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.