Bennett County, SD ZIP Codes
South Dakota (SD) · 3 ZIP codes · 3 cities
3
ZIP codes
3,406
population (2021)
-0.7%
pop change since 2010
46007
FIPS code
Bennett County ZIP code map
About Bennett County
Bennett County is located in South Dakota and contains 3 ZIP codes across 3 cities and communities.
The county's population was 3,406 as of 2021,
a decrease of
0.7% from 3,431 in 2010.
The timezone is Pacific Time (observes DST).
The Federal Information Processing System (FIPS) code for Bennett County is 46007.
| Population | |
|---|---|
| 2021 population | 3,406 |
| 2010 population | 3,431 |
| Change | -0.7% |
| County details | |
|---|---|
| State | South Dakota |
| FIPS code | 46007 |
| Timezone | Pacific |
| Daylight saving | Yes |
Cities in Bennett County
ZIP codes for Bennett County, SD (3)
| ZIP code | City | County | Map |
|---|---|---|---|
| 57551 | Martin | Bennett | View map |
| 57574 | Tuthill | Bennett | View map |
| 57714 | Allen | Bennett | View map |
Demographics & statistics
3,359
Population
30.2
Median age
$33,249
Median household income
$22,169
Per capita income
$167,767
Median home value
$459
Median monthly rent
51.2%
Home ownership
50.9%
Poverty rate
8.9%
Unemployment
821
Housing units
8.9%
Bachelor's or higher
Age distribution
Male
Female
113
Under 5
144
153
5–9
195
141
10–14
181
173
15–19
222
119
20–24
153
166
25–34
211
155
35–44
198
145
45–54
185
73
55–59
94
61
60–64
77
94
65–74
121
58
75–84
73
24
85+
30
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 1,262 | 34.2% |
| 18 and over | 2,097 | 65.8% |
| 65 and over | 400 | 10.8% |
| Median age | 30.2 years | |
Race & ethnicity
American Indian / Alaska Native
53.2%
White
39.3%
Two or more races
2.5%
Hispanic or Latino
1.8%
Other race
1.8%
Asian
1.3%
Black or African American
0.2%
| Group | Count | % |
|---|---|---|
| American Indian / Alaska Native | 1,820 | 53.2% |
| White | 1,343 | 39.3% |
| Two or more races | 85 | 2.5% |
| Hispanic or Latino | 60 | 1.8% |
| Other race | 60 | 1.8% |
| Asian | 45 | 1.3% |
| Black or African American | 6 | 0.2% |
Household income
Under $10k
34.4%
$10k–$15k
6.5%
$15k–$25k
11.0%
$25k–$35k
9.0%
$35k–$50k
7.6%
$50k–$75k
16.9%
$75k–$100k
6.4%
$100k–$150k
3.7%
$150k–$200k
1.7%
$200k+
2.9%
| Range | % of households |
|---|---|
| Under $10k | 34.4% |
| $10k–$15k | 6.5% |
| $15k–$25k | 11.0% |
| $25k–$35k | 9.0% |
| $35k–$50k | 7.6% |
| $50k–$75k | 16.9% |
| $75k–$100k | 6.4% |
| $100k–$150k | 3.7% |
| $150k–$200k | 1.7% |
| $200k+ | 2.9% |
| Median income | $33,249 |
Housing
Home values
Under $50k
8.9%
$50k–$100k
18.6%
$100k–$150k
23.4%
$150k–$200k
5.4%
$200k–$300k
30.5%
$300k–$500k
4.6%
$500k–$1M
7.2%
$1M+
1.4%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $167,767 |
| Median rent / month | $459 |
| Owner occupied | 51.2% |
| Renter occupied | 48.8% |
| Vacant | 19.8% |
| Single-family detached | 91.0% |
| Large apartment buildings | 0.1% |
| Mobile homes | 5.2% |
| Median rooms | 5.8 |
| Avg household size (owned) | 2.91 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 0.5% |
| 2000–2009 | 2.9% |
| 1990–1999 | 20.6% |
| 1980–1989 | 11.1% |
| 1970–1979 | 23.0% |
| 1960–1969 | 5.0% |
| 1950–1959 | 4.6% |
| 1940–1949 | 6.9% |
| 1939 or earlier | 25.5% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.5% |
| 1 bedroom | 1.6% |
| 2 bedrooms | 22.4% |
| 3 bedrooms | 41.3% |
| 4 bedrooms | 16.5% |
| 5+ bedrooms | 17.7% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 10.2% |
| 1 vehicle | 27.0% |
| 2 vehicles | 31.0% |
| 3 or more | 31.8% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 0.7% |
| Electricity | 38.7% |
| Propane / LP gas | 55.0% |
| Fuel oil | 0.2% |
| Wood | 5.1% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 423 | 42.3% |
| Cohabiting couple | 88 | 9.2% |
| Male householder, no spouse | 149 | 7.0% |
| Female householder, no spouse | 337 | 41.5% |
| Households with children under 18 | 401 | 42.2% |
| Households with seniors (65+) | 283 | 26.4% |
| Average household size | 3.66 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 35.2% | 51.6% |
| Married | 56.3% | 32.7% |
| Separated | 0.7% | 0.3% |
| Widowed | 1.1% | 6.9% |
| Divorced | 6.7% | 8.6% |
Education
Less than 9th grade
3.2%
Some HS, no diploma
12.7%
HS graduate
43.0%
Some college, no degree
24.9%
Associate's degree
7.3%
Bachelor's degree
7.4%
Graduate / professional
1.6%
| Metric | % |
|---|---|
| HS diploma or higher | 84.1% |
| Bachelor's or higher | 8.9% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 24 | 1.2% |
| Kindergarten | 69 | 4.4% |
| Elementary school | 596 | 37.4% |
| High school | 313 | 18.4% |
| College / grad school | 101 | 5.3% |
Employment
Industry of employment
Education & healthcare
27.9%
Retail trade
24.3%
Agriculture & mining
22.6%
Arts, food & hospitality
8.9%
Professional & management
4.7%
Construction
3.5%
Public administration
2.3%
Other services
1.3%
Transportation & utilities
1.2%
Manufacturing
1.1%
Information
0.9%
Finance & real estate
0.9%
Wholesale trade
0.3%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 18.7% |
| Service | 19.3% |
| Sales & office | 26.3% |
| Natural resources & construction | 22.8% |
| Production & transportation | 12.8% |
Employment type
| Type | % |
|---|---|
| Private sector | 32.8% |
| Government | 28.0% |
| Self-employed | 39.2% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 55.4% |
| Carpool | 1.8% |
| Public transit | 0.0% |
| Walk | 37.4% |
| Other means | 3.6% |
| Avg commute (minutes) | 7.1 |
Poverty
All people
50.9%
Under 18 years
58.6%
18 and over
47.3%
Married-couple families
29.6%
Female-led households
64.7%
Income support
| Source | % of households |
|---|---|
| Social Security | 26.3% |
| Retirement income | 6.0% |
| Supplemental Security | 10.5% |
| Cash public assistance | 12.5% |
| Food stamps / SNAP | 32.5% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 37.1% |
| High cholesterol | 30.2% |
| Heart disease | 9.5% |
| Stroke | 5.3% |
| Asthma | 12.2% |
| Arthritis | 26.6% |
| Kidney disease | 4.3% |
| Pulmonary disease | 10.4% |
| Cancer | 6.5% |
| Behavior / access | % |
|---|---|
| Binge drinking | 18.1% |
| No physical activity | 31.7% |
| Less than 7 hrs sleep | 30.4% |
| Fair or poor health | 21.9% |
| Poor mental health | 14.9% |
| Poor physical health | 14.6% |
| No health insurance | 17.0% |
| Visited doctor (checkup) | 74.1% |
| Visited dentist | 52.4% |
| Cholesterol screening | 84.4% |
| Teeth loss | 30.2% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 139 | 3.8% |
| Disability | % |
|---|---|
| Any disability | 7.6% |
| Under 18 | 2.6% |
| 18–64 years | 6.8% |
| 65 and over | 31.2% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 32.7% |
| Public insurance | 52.7% |
| Uninsured under 19 | 16.8% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 3,102 | 87.9% |
| Spanish | 57 | 1.3% |
| Other Indo-European | 2 | 0.1% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 25 | 0.4% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 3,315 | 99.3% |
| Born in same state | 3,303 | 99.1% |
| Born in different state | 2,427 | 81.1% |
| Foreign born | 12 | 0.2% |
| Naturalized citizen | 44 | 0.7% |
| Not a US citizen | 12 | 9.1% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 145 | 4.3% |
| Polish | 129 | 3.8% |
| Italian | 102 | 3% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 69 | 2.1% |
| Arab | 51 | 1.5% |
| English | 14 | 0.4% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 36.7% |
| Internet access | 83.2% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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