Gregory, SD

City in Gregory County, SD, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

1,379

Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

38.9

years ∙ half population younger than 38.9, half older

Diversity Index

29.8%

chance two random people differ in race and ethnicity

Nativity

1.7%

foreign-born population

98.3%Native

1.7% Foreign-born

Geographic Context

Location, size, and surroundings

About

Gregory is a city within Gregory County, South Dakota, United States.

Location

City in Gregory County, SD, US

Co-ordinates

DEC43.229989° N, 99.420863° W

DMS43° 13′ 47.96″ N, 99° 25′ 15.11″ W

Population Density & area

801.7/sq mi (309.2/km²)

Total Area

1.72 sq mi (4.46 km²)

Land Area

1.72 sq mi (4.46 km²) · 100%

Water Area

0 sq mi (0 km²) · 0%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

44.6% male

Male 44.6%

Female 55.4%

males per 100 females

Gregory 80.5

Gregory County 104.6

South Dakota 103.1

Nativity

1.7%

foreign-born population

98.3%Native

1.7% Foreign-born

% Foreign-born

Gregory 1.7%

Gregory County 1.1%

South Dakota 4%

Age Distribution

How the population is spread across age groups

Median Age

38.9

years ∙ half population younger than 38.9, half older

Gregory

38.9

Gregory County

44.7

South Dakota

Dependency ratio

112.5

dependents per 100 working-age adults

Gregory 112.5

Gregory County 104

South Dakota 73

AGE DISTRIBUTION

Distribution of age group

Median age

	Gregory	Gregory County	South Dakota
Age Group
Children (Under 18)	29.1%	24.4%	24.2%
Working age (18-64)	47%	49%	57.8%
Senior (65+)	23.9%	26.6%	18%
Dependency ratio
Total dependency ratio	112.5	104	73
Child dependency ratio	61.8	49.7	41.9
Old-age dependency ratio	50.7	54.2	31.1

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

83.3%

Black

2.5%

Asian

1.9%

Hispanic

1.7%

Other

10.6%

Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

29.8%

chance two random people differ in race and ethnicity

Gregory 29.8%

Gregory County 25%

South Dakota 35.3%

Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity

Percentage of Gregory population

Racial and ethnic composition — Gregory vs Gregory County vs South Dakota. Source: ACS 2020-2024 5-Year Estimates.
	Gregory	Gregory County	South Dakota
Hispanic or Latino	1.7%	0.6%	4.8%
Mexican	0%	0%	2.6%
Puerto Rican	0%	0%	0.4%
Cuban	0%	0%	0.1%
Other Hispanic / Latino	1.7%	0.6%	1.7%
Not Hispanic or Latino	98.3%	99.4%	95.2%
One race	90.3%	92.4%	90.8%
White	83.3%	86.2%	79.8%
Black or African American	2.5%	0.9%	2.1%
American Indian and Alaska Native	2.5%	4%	7.1%
Asian	1.9%	1.1%	1.4%
Native Hawaiian and Other Pacific Islander	0%	0.2%	0%
Some Other Race	0%	0%	0.3%
Two or more races (Multiracial)	8%	7%	4.4%

Household & Families Composition

Household size, type, and family structure

Household structure

52.6% family

Family 52.6%

Non family 47.4%

% family households

Gregory 52.6%

Gregory County 60.4%

South Dakota 61.3%

Average household size

2.38

persons per household

Gregory

2.38

Gregory County

2.45

South Dakota

2.39

Household & Family COMPOSITION

Households

Percentage of Gregory population

	Gregory	Gregory County	South Dakota
Total households	555	1,609	365,544
Average houshold size	2.38	2.45	2.39
Family households	292	972	224,058
Average family size	3.58	3.32	3.05
Married couple family	245	841	176,597
Other families	47	131	47,461
Male householder	7	60	17,711
Female householder	40	71	29,750
Non-family households	263	637	141,486
One-person households	257	608	116,755
Male householder	138	315	57,880
Senior (65+) living alone	39	126	17,403
Female householder	119	293	58,875
Senior (65+) living alone	65	175	29,381
Other living arrangements	6	29	24,731

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

669

housing units

Gregory 669

Gregory County 2,188

South Dakota 408,584

Occupancy status

83% occupied

Occupied 83%

Vacant 17%

vacancy rate

Gregory 17%

Gregory County 26.5%

South Dakota 10.5%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

82.2%

Single family houses

82.2%

Apartments in multi-unit structures

11.2%

Mobile homes

6.6%

Boat, RV, van, etc

Median Year Built

1968

Half of houses were built before 1968, and half after.

Historic ∙ 1939 or earlier

24.8%

Postwar & mid-century ∙ 1940 - 1969

32.3%

Late 20th century ∙ 1970 - 1999

30.8%

Modern ∙ 2000 or later

12.1%

Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Gregory	Gregory County	South Dakota
Rooms per unit
Median rooms	5.2	6	5.9
1–3 rooms	8.7%	8.3%	13.6%
4–6 rooms	54.1%	48.3%	44.6%
7+ rooms	37.2%	43.4%	41.8%
Bedrooms
No bedroom / studio	0.9%	1%	1.9%
1 bedroom	14.5%	11.1%	10.1%
2 bedrooms	32.9%	25.6%	26.4%
3 bedrooms	37.1%	35%	32%
4+ bedrooms	14.7%	27.4%	29.6%
At a glance
Median year built	1968	1966	1982
Total housing units	669	2,188	408,584

Occupancy Profile

Who is inside and how they use it

Homeownership

65.8% owners

Renter-occupied 34.2%

Owner-occupied 65.8%

homeownership rate

Gregory 65.8%

Gregory County 76.7%

South Dakota 68.6%

Average household size

2.66

Owner-occupied

1.86

Renter-occupied

owner-occupied average size

Gregory 2.66

Gregory County 2.56

South Dakota 2.54

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Gregory	Gregory County	South Dakota
Total occupied units	555	1,609	365,544
Year moved in
2020 or later	20.5%	14.1%	25.4%
2010 to 2019	47%	39.5%	39.7%
2000 to 2009	13.2%	16.7%	16.2%
1999 or earlier	19.3%	29.8%	18.7%
Occupants per room
1.00 or fewer	97.8%	98.7%	97.7%
1.01 to 1.50	2.2%	1.2%	1.6%
1.51 or more	0%	0.1%	0.7%
Vehicles availability
No vehicles	0.9%	2.9%	5.2%
1 vehicle	28.6%	21.6%	28.4%
2 vehicles	29%	29%	36.3%
3 or more vehicles	41.4%	46.6%	30.1%
House heating fuel used
Gas	25.2%	42.2%	63.1%
Electricity	67.2%	46.4%	32.4%
Solar	0%	0%	0%
Fuel oil, kerosene etc	3.1%	3.9%	1.3%
All other fuels	2.7%	6.3%	2.4%
No fuel used	1.8%	1.2%	0.8%
Selected characteristics
Lacking complete plumbing	0.4%	0.5%	0.5%
Lacking complete kitchen	0.4%	1.2%	0.9%
No telephone service available	0%	1.6%	1.1%

Housing Value

What owner-occupied units are worth

Median home value

$115,300

owner-occupied units

Median value(USD)

Gregory

$115,300

Gregory County

$139,900

South Dakota

$257,400

Housing Cost Burden

29.6%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

29.6%

Owners without a mortgage

6.8%

Renters

36.2%

Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs

Tenure, crowding, and utilities

	Gregory	Gregory County	South Dakota
Property value
Median Value	$115,300	$139,900	$257,400
Under $100,000	41.1%	39.6%	16.1%
$100,000 - $200,000	37.2%	23.4%	19.5%
$200,000 - $300,000	17.8%	17.6%	24.4%
$300,000 - $500,000	3.6%	14.3%	26%
$500,000 - $1,000,000	0.3%	3.2%	12.1%
$1,000,000 and more	0%	2%	1.8%
Owner-occupied households
With a mortgage	34.2%	29.6%	54.5%
Without a mortgage	65.8%	70.4%	45.5%
Median monthly owner costs
With a mortgage	$1,682	$1,517	$1,680
Without a mortgage	$429	$479	$617
Gross rent
Median rent	$633	$614	$946

Education Profile

How educated is the community and how education pays off

Adults with a college degree

18.6%

of adults 25+ with a bachelor's degree or higher

Gregory 18.6%

Gregory County 22.2%

South Dakota 31.9%

Adults without a high school diploma

9.7%

of adults (25+) without a high school diploma

Gregory 9.7%

Gregory County 7.5%

South Dakota 6.8%

School Enrollment

Who is enrolled in school and at what level

School enrollment

374

population (age 3+) enrolled in school

Nursery / Preschool

16%

K–12

80.5%

College / Undergraduate

3.5%

Graduate / Professional

College-going rate (18-24 yr olds)

9.7%

of 18-24-year-olds in college or graduate school

Gregory

9.7%

Gregory County

21.8%

South Dakota

35.1%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split

Population 3+ currently enrolled in a school

	Gregory	Gregory County	South Dakota
Total enrolled (age 3+)	374	889	216,085
Nursery / preschool	16%	10.9%	6.1%
K–12	80.5%	79.8%	73%
Kindergarten	14.2%	8.9%	5.6%
Elementary: Grades 1–4	18.7%	19.3%	22.3%
Elementary: Grades 5–8	25.9%	25.5%	22.8%
High School: Grades 9–12	21.7%	26%	22.3%
College or graduate school	3.5%	9.3%	20.9%
College, undergraduate	3.5%	8.4%	17.1%
Graduate, professional school	0%	0.9%	3.8%
College-going rate · 18-24 yr olds	9.7%	21.8%	35.1%
School type
Public school	100%	97.3%	86.9%
Private school	0%	2.7%	13.1%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

885

population 25 years and over

Total adults (25+)

Less than 9th grade

6.3%

9th-12th, no diploma

3.4%

HS graduate

41.1%

Some college no degree

18.4%

Associates degree

12.1%

Bachelors degree

12.8%

Graduate or professional degree

5.9%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

% male · % female

Less than 9th grade

75% · 25%

9th-12th, no diploma

56.7% · 43.3%

HS graduate

43.4% · 56.6%

Some college no degree

37.4% · 62.6%

Associates degree

63.6% · 36.4%

Bachelors degree

44.2% · 55.8%

Graduate or professional degree

46.2% · 53.8%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)

Highest credential completed · adults 25+

	Gregory	Gregory County	South Dakota
Population (25+)	885	2,785	603,746
Less than 9th grade	6.3%	3.6%	2.6%
9th–12th, no diploma	3.4%	3.9%	4.2%
High school diploma or GED	41.1%	39.9%	29%
Some college, no degree	18.4%	18.5%	19.9%
Associate's degree	12.1%	11.8%	12.3%
Bachelor's degree or higher	18.6%	22.2%	31.9%
Bachelor's degree	12.8%	15.5%	21.9%
Graduate or professional	5.9%	6.7%	10%
High School or higher	90.3%	92.5%	93.2%

Earnings by education level

percentage as applicable

Median Earnings

$42,692

Median earnings for adults 25+, by level

Less than HS graduate

$—

HS graduate

$30,385

Some college or associates

$45,000

Bachelors degree

$48,500

Graduate or professional degree

$98,500

Poverty Rate

for ages 25+, with bachelors degree or higher

Less than HS graduate

16.5%

HS graduate

11.6%

Some college or associates

8.1%

Bachelors degree or higher

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Gregory	Gregory County	South Dakota
Median earnings
Population 25+, with earnings	$42,692	$42,562	$49,402
Less than high school graduate	$—	$—	$33,790
High school graduate (includes equivalency)	$30,385	$27,438	$40,544
Some college or associate's degree	$45,000	$43,750	$47,061
Bachelor's degree	$48,500	$50,250	$58,363
Graduate or professional degree	$98,500	$83,125	$72,377
Poverty rates
Less than high school graduate	16.5%	18.3%	28%
High school graduate (includes equivalency)	11.6%	11.5%	13.2%
Some college or associate's degree	8.1%	7.4%	8.5%
Bachelor's degree or higher	0%	0.5%	4.2%

Insights for Gregory, by topic

Income By year By race By age By gender

Population By year By race By age By gender

About Neilsberg Research

Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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