US ZIP Code
57533

Gregory, SD

Gregory County  ·  South Dakota

● Active
👥 1,633 Population ↓ 12% since 2019
💰 $50,000 Median HH Income
▼ 34% below avg ↑ 18% since 2019
🎂 44.8 Median Age ↑ 2% since 2019
🏠 $112,800 Median Home Value
▼ 60% below avg ↑ 30% since 2019
🎓 37.9% College Grads
≈ Avg
📊 3.3% Unemployment
▼ 32% below avg ↑ 155% since 2019
ZIP Code Details
ZIP Code57533
CityGregory
StateSouth Dakota (SD)
CountyGregory County
Area Code605
Elevation1,906 ft
Latitude43.350367
Longitude-99.420272
TimezoneChicago (DST)
FIPS46053
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 45.5% (743) Female 54.5% (890) ♀

Race & Ethnicity

White: 87.5%Hispanic: 2.6%Black: 2.5%Other: 5.3%Race
White87.5%
Hispanic2.6%
Black2.5%
Other5.3%

Age Breakdown

Under 5
6%
5–17
18%
18–24
6%
25–44
19%
45–64
22%
65+
10%

Key Indicators

Median Age44.8 yrs ↑ 2% since 2019
Avg Household Size2.33
Below Poverty7.9% ▼ 21% below avg
College Grads37.9% ≈ Avg
Unemployment3.3% ▼ 32% below avg
No HS Diploma22 (2.1%)
HS Graduate379 (36%)
Some College108 (10.3%)
Associates145 (13.8%)
Bachelors161 (15.3%)
Graduate Degree238 (22.6%)

Education

No HS: 2.1%HS Grad: 36%Some College: 10.3%Associates: 13.8%Bachelors: 15.3%Graduate: 22.6%Edu
No HS2.1%
HS Grad36.0%
Some College10.3%
Associates13.8%
Bachelors15.3%
Graduate22.6%
Housing & Income

Housing Tenure

Owner: 78.5%Renter: 21.5%Tenure
Owner78.5%
Renter21.5%

Home Value Distribution

Under $50k
25%
$50k–100k
20%
$100k–150k
16%
$150k–200k
17%
$200k–300k
12%
$300k–500k
9%

Financials

Median HH Income$50,000 ▼ 34% below avg ↑ 18% since 2019
Median Home Value$112,800 ▼ 60% below avg ↑ 30% since 2019
Home/Income Ratio2.3x (nat avg ~3.5x)
Median Rent$746/mo ↑ 30% since 2019
Total Units880
Vacant Units202
Avg HH Size2.33

Income Distribution

Under $25k
27%
$25k–50k
20%
$50k–75k
16%
$75k–100k
12%
$100k–150k
14%
$150k–200k
5%
Over $200k
6%
Employment & Commute

How People Get to Work

Drove Alone
88%
Walked
4%
Work From Home
8%

Commute Time

Under 15 min
62%
15–30 min
20%
30–45 min
14%
Over 45 min
4%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
14%
1960s–1970s
14%
1980s–1990s
9%
2000+
59%

Summary

Total Units880
Vacant202
Owner Occupied78.5%
Renter Occupied21.5%
Avg HH Size2.33
Frequently Asked Questions
ZIP code 57533 is in Gregory, SD, in Gregory County.
ZIP code 57533 is located in South Dakota (SD).
ZIP code 57533 is in Gregory County, SD.
ZIP 57533 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 57533 is 1,633 people (ACS 2023).
The median household income in ZIP code 57533 is $50,000 (ACS 2023).
The median home value in ZIP 57533 is $112,800 (ACS 2023).
About ZIP Code 57533

ZIP code 57533 is located in Gregory, South Dakota, within Gregory County. With a population of 1,633, this is a sparsely populated ZIP code with a middle-aged community — the median age is 44.8 years. Economically, 57533 is a working-class ZIP code: the median household income of $50,000 is below the national average.

Real estate in ZIP code 57533 represents one of the more affordable housing markets in the country. The median home value of $112,800 is well below the national average. Renters can expect to pay around $746 per month in median rent. Homeownership is strong here — 78.5% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 30% since 2019.

The population of 57533 is primarily White (87.45%). Residents are moderately educated — 37.9% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 7.9%. Household income has grown by 18% since 2019.

The unemployment rate in 57533 stands at 3.3%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 77%.

Overall, ZIP code 57533 in Gregory, SD is characterized as working-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 1,633 residents, a median household income of $50,000, and a median home value of $112,800, it offers a clear picture of life in this part of South Dakota.