PlainZIP

Tyndall, SD · standard

ZIP Code 57066

Bon Homme County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

1,508
5/sq mi
$56,389
Median income
$112,000
Median home value
28.0%
Bachelor's or higher

The verdict

Tyndall pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.

23th pct
household income, US ZIPs
14th pct
home value, US ZIPs
5
people per sq mi
88%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57066 against every reporting US ZIP.

ZIP code 57066 covers 301.6 square miles in Tyndall, Bon Homme County, South Dakota (a standard USPS delivery area), with a modest 1,508 residents on file, a density of 5 people per square mile, in the Chicago time zone.

ZIP 57066 reports a modest median household income of $56,389 (26% below the South Dakota average), while per-capita income is $34,825. 8.3% of residents live below the poverty line, and the unemployment rate reads 2.4%. On housing, the median home value is $112,000 (42% below the state average) with median rent at $753 per month, and 87.8% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 28.0% of adults hold a bachelor's degree or higher, the median age is 50.8, and the average commute is 18 minutes. We also surface 2 nearby ZIP codes within roughly 10 miles and 4 additional ZIPs sharing Bon Homme County, so you can benchmark 57066 against its immediate geography rather than a national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 57066

Top 5 sectors by establishment count in Tyndall, SD

Which industries have the most business establishments in ZIP 57066.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 57066, Tyndall, SD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

1,508

Population

301.6

Area (sq mi)

5

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 57066?

50.8

Median Age

52.1%

Male

47.9%

Female

0.1%

Foreign-Born

White 95.0%
African American 0.7%
Asian 0.1%
American Indian or Alaska Native 0.6%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.7%
Hispanic or Latino 0.4%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$56,389

Median Household Income

-26% vs state

$34,825

Per Capita Income

8.3%

Poverty Rate

2.4%

Unemployment Rate

18.0 min

Mean Commute Time

How ZIP 57066 ranks nationally

Tyndall, SD household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$56,389 23rd percentile higher than 23% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 61.8%
Bachelor's Degree or Higher 28.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

810

Total Housing Units

624

Occupied Units

186

Vacant Units

2.15

Avg Household Size

Occupancy Type

Owner 87.8%
Renter 12.2%

$112,000

Median Home Value

-42% vs state

$753

Median Rent

1954

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 50 business establishments in ZIP 57066, employing approximately 451 people with a combined annual payroll of $18,373,000.

50

Businesses

451

Employees

$18.4M

Annual Payroll

7

Industry Sectors

Industry Establishments % of Total
Retail trade 14 28.0%
Health care and social assistance 6 12.0%
Other services (except public administration) 6 12.0%
Accommodation and food services 4 8.0%
Wholesale trade 3 6.0%
Finance and insurance 3 6.0%
Professional, scientific, and technical services 3 6.0%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 57066 vs 57062 →

ZIP 57066 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 57066 ranks #3 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 57066 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 57066 ranks #3 of 3 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
57062 Springfield, SD 2,410 10.6 mi
57059 Scotland, SD 1,522 10.9 mi

More ZIP Codes in Bon Homme County

57062 standard
Springfield, SD
Pop: 2,410
57059 standard
Scotland, SD
Pop: 1,522
57063 standard
Tabor, SD
Pop: 1,006
57315 standard
Avon, SD
Pop: 987

Related Areas

Bon Homme County Tyndall, SD South Dakota

Frequently Asked Questions

What county is ZIP code 57066 in? ▼
ZIP code 57066 (Tyndall) is located in Bon Homme County, South Dakota. Bon Homme County contains multiple ZIP codes, see the full list at /counties/bon-homme-sd.
What is the population of ZIP code 57066? ▼
ZIP code 57066 in Tyndall, SD has a population of 1,508 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57066? ▼
The median household income in ZIP 57066 is $56,389, which is 26% below the national average of $76,288.
What is the average home value in ZIP 57066? ▼
The median home value in ZIP 57066 is $112,000, which is 60% below the national average of $278,155.
What is the demographic makeup of ZIP 57066? ▼
The largest racial group in ZIP 57066 is White at 95.0%. Hispanic or Latino residents make up 0.4% of the population.
How many businesses are in ZIP code 57066? ▼
ZIP code 57066 has 50 business establishments employing approximately 451 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 57066? ▼
The top industries by establishment count in ZIP 57066 are: Retail trade (14), Health care and social assistance (6), Other services (except public administration) (6). There are 7 industry sectors represented in total.
What is the education level in ZIP code 57066? ▼
In ZIP code 57066, 61.8% of residents aged 25+ have a high school diploma or higher, and 28.0% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 57066? ▼
The mean commute time for workers in ZIP code 57066 is 18.0 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 57066? ▼
In ZIP code 57066, approximately 87.8% of occupied housing units are owner-occupied and 12.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57066? ▼
The poverty rate in ZIP code 57066 is 8.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.