Sinai, South Dakota

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Population in 2022: 99 (0% urban, 100% rural).
Population change since 2000: -25.6%
 
Males: 48  (48.6%)
Females: 51  (51.4%)
Median resident age:

25.4 years
South Dakota median age:

38.5 years

Zip codes: 57061, 57071.

Sinai Zip Code Map
Estimated median household income in 2022: $-669,267,796 (it was $38,000 in 2000)
Sinai $-669,267,796
SD $69,728

Estimated per capita income in 2022: $24,810 (it was $17,451 in 2000)

Estimated median house or condo value in 2022: $89,071 (it was $32,100 in 2000)
Sinai:

$89,071
SD:

$245,000

Mean prices in 2022: all housing units: $100,921; detached houses: $99,107

Median gross rent in 2022: $887.

March 2022 cost of living index in Sinai: 77.0 (low, U.S. average is 100)
Percentage of residents living in poverty in 2022: 4.6%
(1.2% for White Non-Hispanic residents, 75.0% for Hispanic or Latino residents, 100.0% for other race residents)

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  • Races in Sinai, SD (2022)
    • 16894.9%White alone
    • 84.5%Hispanic



According to our research of South Dakota and other state lists, there were 2 registered sex offenders living in Sinai, South Dakota as of May 23, 2024.
The ratio of all residents to sex offenders in Sinai is 51 to 1.


Recent articles from our blog. Our writers, many of them Ph.D. graduates or candidates, create easy-to-read articles on a wide variety of topics.
Sinai, SD forum
Recent posts about Sinai, South Dakota on our local forum with over 2,400,000 registered users:
Weirdest pronunciation of Sioux Falls  (12 replies)

Latest news from Sinai, SD collected exclusively by city-data.com from local newspapers, TV, and radio stations

Ancestries: German (29.0%), European (22.6%), Czech (9.7%), Dutch (6.5%), British (3.2%), Scottish (3.2%).

Current Local Time: CST time zone

Incorporated in 1908

Elevation: 1770 feet

Land area: 0.37 square miles.

Population density: 271 people per square mile   (very low).

Sinai, South Dakota map

2 residents are foreign born

This town:

1.1%
South Dakota:

3.8%
Median real estate property taxes paid for housing units in 2000:
Sinai town:

2.7% ($880)
South Dakota:

1.8% ($1,334)

Nearest city with pop. 50,000+: Sioux Falls, SD (51.4 miles , pop. 123,975).

Nearest city with pop. 200,000+: Minneapolis, MN (192.4 miles , pop. 382,618).

Nearest city with pop. 1,000,000+: Chicago, IL (501.4 miles , pop. 2,896,016).

Nearest cities:

Nunda, SD (2.4 miles),
Volga, SD (2.8 miles ),
Arlington, SD (3.1 miles ),
Ramona, SD (3.5 miles),
Hetland, SD (3.6 miles),
Oldham, SD (3.6 miles ),
Brookings, SD (3.7 miles ),
Bruce, SD (3.9 miles )

Latitude: 44.25 N, Longitude: 97.04 W

Area code: 605

Distribution of median household income in Sinai, SD in 2022
Distribution of house value in Sinai, SD in 2022

Sinai satellite photo by USGS

Unemployment in December 2023:
Here:

1.9%
South Dakota:

2.0%
Population change in the 1990s: +8 (+6.4%).
Most common industries in Sinai, SD (%)
Both Males Females
Most common industries in 2000
  • Miscellaneous manufacturing (28.4%)
  • Educational services (17.6%)
  • Construction (9.5%)
  • Finance & insurance (9.5%)
  • Agriculture, forestry, fishing & hunting (8.1%)
  • Wood products (5.4%)
  • Truck transportation (5.4%)
Most common industries for males in 2000
  • Miscellaneous manufacturing (32.7%)
  • Construction (14.3%)
  • Agriculture, forestry, fishing & hunting (12.2%)
  • Educational services (12.2%)
  • Truck transportation (8.2%)
  • Finance & insurance (8.2%)
  • Metal & metal products (4.1%)
Most common industries for females in 2000
  • Educational services (28.0%)
  • Miscellaneous manufacturing (20.0%)
  • Wood products (16.0%)
  • Finance & insurance (12.0%)
  • Real estate & rental & leasing (12.0%)
  • Apparel (8.0%)
  • Metal & metal products (4.0%)
Most common occupations in Sinai, SD (%)
Both Males Females
Most common occupations in 2000
  • Other production occupations, including supervisors (25.7%)
  • Financial managers (8.1%)
  • Farmers and farm managers (8.1%)
  • Building and grounds cleaning and maintenance occupations (8.1%)
  • Construction traders workers except carpenters, electricians, painters, plumbers, and construction laborers (6.8%)
  • Driver/sales workers and truck drivers (5.4%)
  • Information and record clerks, except customer service representatives (4.1%)
Most common occupations for males in 2000
  • Other production occupations, including supervisors (32.7%)
  • Farmers and farm managers (12.2%)
  • Building and grounds cleaning and maintenance occupations (12.2%)
  • Construction traders workers except carpenters, electricians, painters, plumbers, and construction laborers (10.2%)
  • Financial managers (8.2%)
  • Driver/sales workers and truck drivers (8.2%)
  • Operations specialties managers, except financial managers (4.1%)
Most common occupations for females in 2000
  • Information and record clerks, except customer service representatives (12.0%)
  • Other management occupations, except farmers and farm managers (12.0%)
  • Other production occupations, including supervisors (12.0%)
  • Financial managers (8.0%)
  • Other teachers, instructors, education, training, and library occupations (8.0%)
  • Material recording, scheduling, dispatching, and distributing workers (8.0%)
  • Secretaries and administrative assistants (8.0%)

Average climate in Sinai, South Dakota

Based on data reported by over 4,000 weather stations

Sinai, South Dakota average temperatures Sinai, South Dakota average precipitation Sinai, South Dakota humidity Sinai, South Dakota wind speed Sinai, South Dakota snowfall Sinai, South Dakota sunshine Sinai, South Dakota clear and cloudy days
Air pollution and air quality trends
(lower is better)
AQI Ozone PM10 PM2.5
Air Quality Index

Air Quality Index (AQI) level in 2022 was 66.6. This is about average.

City:

66.6
U.S.:

72.6
Ozone Level

Ozone [ppb] level in 2022 was 32.5. This is about average. Closest monitor was 13.7 miles away from the city center.

City:

32.5
U.S.:

33.3
Particulate Matter Level

Particulate Matter (PM10) [µg/m3] level in 2022 was 22.0. This is about average. Closest monitor was 12.8 miles away from the city center.

City:

22.0
U.S.:

19.2
Particulate Matter Level

Particulate Matter (PM2.5) [µg/m3] level in 2022 was 3.99. This is significantly better than average. Closest monitor was 12.8 miles away from the city center.

City:

3.99
U.S.:

8.11

Tornado activity:

Sinai-area historical tornado activity is above South Dakota state average. It is 51% greater than the overall U.S. average.

On 6/7/1993, a category F4 (max. wind speeds 207-260 mph) tornado 14.4 miles away from the Sinai town center injured 4 people and caused between $500,000 and $5,000,000 in damages.

On 6/7/1993, a category F4 tornado 29.3 miles away from the town center injured 5 people and caused between $5,000,000 and $50,000,000 in damages.

Earthquake activity:

Sinai-area historical earthquake activity is significantly above South Dakota state average. It is 151% greater than the overall U.S. average.

On 7/9/1975 at 14:54:15, a magnitude 4.6 (4.6 MB, Class: Light, Intensity: IV - V) earthquake occurred 110.0 miles away from Sinai center
On 3/4/1983 at 06:32:18, a magnitude 4.6 (4.4 MB, 4.6 LG, 4.4 ML) earthquake occurred 117.3 miles away from Sinai center
On 8/18/1959 at 06:37:13, a magnitude 7.7 (7.7 UK, Class: Major, Intensity: VIII - XII) earthquake occurred 672.2 miles away from the city center, causing $26,000,000 total damage
On 11/3/2002 at 20:41:56, a magnitude 4.3 (4.3 MB, Depth: 3.1 mi) earthquake occurred 138.1 miles away from Sinai center
On 6/5/1993 at 01:24:53, a magnitude 4.1 (4.1 LG, Depth: 6.2 mi) earthquake occurred 105.4 miles away from Sinai center
On 10/25/1990 at 06:25:25, a magnitude 3.9 (3.6 MB, 3.9 LG, Depth: 3.1 mi, Class: Light, Intensity: II - III) earthquake occurred 77.6 miles away from Sinai center
Magnitude types: regional Lg-wave magnitude (LG), body-wave magnitude (MB), local magnitude (ML)

Natural disasters:

The number of natural disasters in Brookings County (18) is near the US average (15).
Major Disasters (Presidential) Declared: 14
Emergencies Declared: 2

Causes of natural disasters: Floods: 11, Storms: 9, Tornadoes: 3, Winter Storms: 3, Blizzard: 1, Drought: 1, Hurricane: 1, Ice Storm: 1, Snowstorm: 1, Other: 1 (Note: some incidents may be assigned to more than one category).
Sinai topographic map

Hospitals and medical centers near Sinai:

  • GOLDEN LIVINGCENTER - ARLINGTON (Nursing Home, about 10 miles away; ARLINGTON, SD)
  • SATELLITE DIALYSIS - BROOKINGS (Dialysis Facility, about 15 miles away; BROOKINGS, SD)
  • BROOKINGS HOSPITAL Acute Care Hospitals (about 15 miles away; BROOKINGS, SD)
  • BROOKINGS HOSPITAL HOSPICE (Hospital, about 15 miles away; BROOKINGS, SD)
  • BROOKVIEW MANOR (Nursing Home, about 15 miles away; BROOKINGS, SD)

Colleges/universities with over 2000 students nearest to Sinai:

  • South Dakota State University (about 14 miles; Brookings, SD; Full-time enrollment: 10,392)
  • Southeast Technical Institute (about 49 miles; Sioux Falls, SD; FT enrollment: 2,386)
  • Southwest Minnesota State University (about 66 miles; Marshall, MN; FT enrollment: 3,711)
  • Minnesota West Community and Technical College (about 83 miles; Granite Falls, MN; FT enrollment: 2,225)
  • University of South Dakota (about 102 miles; Vermillion, SD; FT enrollment: 7,328)
  • Northern State University (about 110 miles; Aberdeen, SD; FT enrollment: 2,203)
  • Ridgewater College (about 115 miles; Willmar, MN; FT enrollment: 3,288)

Points of interest:

Click to draw/clear town borders

Notable location: Sinai Fire Department (A). Display/hide its location on the map

Brookings County has a predicted average indoor radon screening level greater than 4 pCi/L (pico curies per liter) - Highest Potential
Average household size:
This town:

2.3 people
South Dakota:

2.4 people

Percentage of family households:
This town:

61.5%
Whole state:

64.2%

Percentage of households with unmarried partners:
This town:

3.8%
Whole state:

6.5%


No gay or lesbian households reported

Banks with branches in Sinai (2011 data):

  • Citizens State Bank, of Arlington: First State Bank Of Sinai Branch at Main Street, branch established on 1907/01/01. Info updated 2006/11/03: Bank assets: $98.6 mil, Deposits: $85.7 mil, headquarters in Arlington, SD, positive income, Agricultural Specialization, 3 total offices

For population 15 years and over in Sinai:

Marital status in Sinai, SD
  • Never married: 38.3%
  • Now married: 45.2%
  • Separated: 0.0%
  • Widowed: 9.1%
  • Divorced: 7.4%

For population 25 years and over in Sinai:

  • High school or higher: 92.6%
  • Bachelor's degree or higher: 34.6%
  • Graduate or professional degree: 1.2%
  • Unemployed: 7.5%
  • Mean travel time to work (commute): 23.7 minutes
Educational Attainment in 2022
School Enrollment by Level of School in 2022
Education Gini index (Inequality in education)
Here:

10.5
South Dakota average:

10.5

Presidential Elections Results

Graphs represent county-level data. Detailed 2008 Election Results

Religion statistics for Sinai, SD (based on Brookings County data)

Religions Adherents in 2010
Religions Adherents - Change between 2000 and 2010
ReligionAdherentsCongregations
Mainline Protestant7,44418
Catholic4,8445
Evangelical Protestant4,01829
Other6334
None15,026-
Source: Clifford Grammich, Kirk Hadaway, Richard Houseal, Dale E.Jones, Alexei Krindatch, Richie Stanley and Richard H.Taylor. 2012. 2010 U.S.Religion Census: Religious Congregations & Membership Study. Association of Statisticians of American Religious Bodies. Jones, Dale E., et al. 2002. Congregations and Membership in the United States 2000. Nashville, TN: Glenmary Research Center. Graphs represent county-level data

Food Environment Statistics:

Number of grocery stores: 2
This county:

0.68 / 10,000 pop.
South Dakota:

2.84 / 10,000 pop.
Number of convenience stores (with gas): 18
This county:

6.14 / 10,000 pop.
South Dakota:

6.68 / 10,000 pop.
Number of full-service restaurants: 23
This county:

7.84 / 10,000 pop.
State:

9.21 / 10,000 pop.
Adult diabetes rate:
Here:

5.5%
South Dakota:

7.7%
Adult obesity rate:
Brookings County:

27.9%
State:

27.7%
Low-income preschool obesity rate:
This county:

10.4%
State:

14.9%

Health and Nutrition:

Healthy diet rate:
Sinai:

46.0%
State:

51.4%

Average overall health of teeth and gums:
Sinai:

40.7%
State:

49.4%

Average BMI:
Sinai:

29.1
South Dakota:

28.5

People feeling badly about themselves:
This city:

24.7%
State:

20.6%

People not drinking alcohol at all:
This city:

12.2%
South Dakota:

9.7%

Average hours sleeping at night:
Sinai:

6.9
State:

6.9

Overweight people:
This city:

28.5%
South Dakota:

34.1%

General health condition:
Sinai:

52.8%
South Dakota:

58.1%

Average condition of hearing:
This city:

75.2%
South Dakota:

78.7%

More about Health and Nutrition of Sinai, SD Residents
Local government employment and payroll (March 2022)
Function Full-time employees Monthly full-time payroll Average yearly full-time wage Part-time employees Monthly part-time payroll
Financial Administration 0$0 1$1,690
Solid Waste Management 0$0 1$1,373
Totals for Government 0$0 2$3,063

Sinai government finances - Expenditure in 2021 (per resident):

  • Current Operations - Sewerage: $22,000 ($222.22)
    General - Other: $21,000 ($212.12)
    Regular Highways: $14,000 ($141.41)
    Central Staff Services: $12,000 ($121.21)
    Solid Waste Management: $12,000 ($121.21)
    Financial Administration: $12,000 ($121.21)
    Local Fire Protection: $3,000 ($30.30)
  • General - Interest on Debt: $11,000 ($111.11)
  • Total Salaries and Wages: $19,000 ($191.92)

Sinai government finances - Revenue in 2021 (per resident):

  • Charges - Sewerage: $47,000 ($474.75)
  • Local Intergovernmental - Other: $2,000 ($20.20)
  • Miscellaneous - General Revenue - Other: $1,000 ($10.10)
  • State Intergovernmental - Highways: $14,000 ($141.41)
    Health and Hospitals: $1,000 ($10.10)
  • Tax - Property: $41,000 ($414.14)
    Alcoholic Beverage Sales: $1,000 ($10.10)
    Other Selective Sales: $1,000 ($10.10)
    Other License: $1,000 ($10.10)

Sinai government finances - Debt in 2021 (per resident):

  • Long Term Debt - Beginning Outstanding - Unspecified Public Purpose: $279,000 ($2818.18)
    Outstanding Unspecified Public Purpose: $272,000 ($2747.47)
    Retired Unspecified Public Purpose: $6,000 ($60.61)

Sinai government finances - Cash and Securities in 2021 (per resident):

  • Other Funds - Cash and Securities: $150,000 ($1515.15)

Strongest AM radio stations in Sinai:

  • KJJQ (910 AM; 0 kW; VOLGA, SD; Owner: SORENSON BROADCASTING CORPORATION)
  • KLOH (1050 AM; 9 kW; PIPESTONE, MN; Owner: WALLACE CHRISTENSEN)
  • KBRK (1430 AM; 1 kW; BROOKINGS, SD; Owner: THREE EAGLES OF BROOKINGS, INC.)
  • KXRB (1000 AM; 10 kW; SIOUX FALLS, SD)
  • KSOO (1140 AM; 10 kW; SIOUX FALLS, SD; Owner: SOUTHERN MINNESOTA BROADCASTING CO.)
  • WCCO (830 AM; 50 kW; MINNEAPOLIS, MN; Owner: INFINITY MEDIA CORPORATION)
  • KNWC (1270 AM; 5 kW; SIOUX FALLS, SD; Owner: NORTHWESTERN COLLEGE)
  • KOKK (1210 AM; 5 kW; HURON, SD; Owner: DAKOTA COMMUNICATIONS, LTD.)
  • KFAN (1130 AM; 50 kW; MINNEAPOLIS, MN; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KELO (1320 AM; 5 kW; SIOUX FALLS, SD; Owner: MIDCONTINENT RADIO OF S.D., INC.)
  • KJAM (1390 AM; 0 kW; MADISON, SD; Owner: THREE EAGLES OF BROOKINGS, INC.)
  • KXMR (710 AM; 50 kW; BISMARCK, ND; Owner: RADIO BISMARCK MANDAN, LLC)
  • WCTS (1030 AM; 50 kW; MAPLEWOOD, MN; Owner: CNTL. BAPT. THEO/AL SEMI MINNEAPOLIS)

Strongest FM radio stations in Sinai:

  • KKQQ (102.3 FM; VOLGA, SD; Owner: SORENSON BROADCASTING CORPORATION)
  • KBRK-FM (93.7 FM; BROOKINGS, SD; Owner: THREE EAGLES OF HURON, INC.)
  • KESD (88.3 FM; BROOKINGS, SD; Owner: SOUTH DAKOTA BOARD OF DIRECTORS FOR ED. TELECOMMUNICATIONS)
  • KKHG (107.9 FM; FLANDREAU, SD; Owner: LA COMMUNIQUE, INC.)
  • KELO-FM (92.5 FM; SIOUX FALLS, SD; Owner: MIDCONTINENT RADIO OF SOUTH DAKOTA, INC.)
  • KKLS-FM (104.7 FM; SIOUX FALLS, SD; Owner: SOUTHERN MINNESOTA BROADCASTING CO.)
  • KKCK (99.7 FM; MARSHALL, MN; Owner: KMHL BROADCASTING COMPANY)
  • KNWC-FM (96.5 FM; SIOUX FALLS, SD; Owner: NORTHWESTERN COLLEGE)
  • KJAM-FM (103.1 FM; MADISON, SD; Owner: THREE EAGLES OF BROOKINGS, INC.)
  • KIXX (96.1 FM; WATERTOWN, SD; Owner: SORENSON BROADCASTING CORP.)
  • K285EX (105.5 FM; BROOKINGS, SD; Owner: REFUGE MEDIA GROUP)
  • KDBX (107.1 FM; CLEAR LAKE, SD; Owner: SORENSON BROADCASTING CORPORATION)
  • KSDJ (90.7 FM; BROOKINGS, SD; Owner: SOUTH DAKOTA STATE UNIVERSITY)

TV broadcast stations around Sinai:

  • KESD-TV (Channel 8; BROOKINGS, SD; Owner: SOUTH DAKOTA BOARD OF DIRECTORS FOR ED. TELECOMMUNICATIONS)
  • K38CQ (Channel 38; HURON, SD; Owner: TRINITY BROADCASTING NETWORK)
  • KELO-TV (Channel 11; SIOUX FALLS, SD; Owner: YOUNG BROADCASTING OF SIOUX FALLS, INC.)
  • KDLO-TV (Channel 3; FLORENCE, SD; Owner: YOUNG BROADCASTING OF SIOUX FALLS, INC.)
  • K40FZ (Channel 40; BROOKINGS, SD; Owner: RED RIVER BROADCAST CO., LLC)
  • KSFY-TV (Channel 13; SIOUX FALLS, SD; Owner: ELCOM OF SOUTH DAKOTA, INC.)
  • KDLT-TV (Channel 46; SIOUX FALLS, SD; Owner: RED RIVER BROADCAST CO., LLC)
  • KDLV-TV (Channel 5; MITCHELL, SD; Owner: RED RIVER BROADCAST CO., LLC)
  • K67GH (Channel 67; OTTUMWA, IA; Owner: MS COMMUNICATIONS, LLC)
  • KTTW (Channel 17; SIOUX FALLS, SD; Owner: INDEPENDENT COMMUNICATIONS, INC.)
  • K35GR (Channel 35; BADGER, SD; Owner: RED RIVER BROADCAST CO., LLC)
  • K43GX (Channel 43; MADISON, SD; Owner: TRINITY BROADCASTING NETWORK)
  • K50DG (Channel 50; BROOKINGS, SD; Owner: INDEPENDENT COMMUNICATIONS, INC.)
  • National Bridge Inventory (NBI) Statistics
  • 2Number of bridges
  • 7ft / 2.2mTotal length
  • 112Total average daily traffic
  • 1Total average daily truck traffic
  • 112Total future (year 2032) average daily traffic

FCC Registered Broadcast Land Mobile Towers:

2
  • Cr 12 3.4 Mi E Of Cr 11 (Lat: 44.255806 Lon: -96.980056), Type: Upole, Structure height: 9 m, Call Sign: WPGI816, Licensee ID: L00095154,
    Assigned Frequencies: 154.463 MHz, Grant Date: 11/24/1999, Expiration Date: 01/27/2005, Cancellation Date: 04/02/2005, Registrant: Kingbrook Rural Water System Inc, 302 E Ash St, Arlington, SD 57212, Phone: (605) 983-5074, Fax: (605) 985-5636

  • SINAI BPS, Sinb Near Intersection Of 216th Street And 461st Avenue (Lat: 44.254000 Lon: -96.984139), Type: Pole, Structure height: 10 m, Overall height: 12 m, Call Sign: WQUJ308, Licensee ID: L00095154,
    Assigned Frequencies: 456.025 MHz, Grant Date: 07/22/2014, Expiration Date: 07/22/2024, Certifier: Jolene King, Registrant: Kingbrook Rural Water System Inc, 302 E Ash St, Arlington, SD 57212, Phone: (605) 983-5074, Fax: (605) 985-5636, Email:


FCC Registered Amateur Radio Licenses:

1
  • Call Sign: KA0DEJ, Licensee ID: L01209244, Grant Date: 11/02/2006, Expiration Date: 11/05/2016, Cancellation Date: 11/06/2018, Certifier: Marcus S Eastby, Registrant: Marcus S Eastby, Sinai, SD 57061


Houses and condos Apartments
Most commonly used house heating fuel in houses and condos in Sinai, SD
  • 41.8%Bottled, tank, or LP gas
  • 41.8%Electricity
  • 16.4%Utility gas
Most commonly used house heating fuel in apartments in Sinai, SD
  • 66.7%Bottled, tank, or LP gas
  • 33.3%Electricity


Sinai compared to South Dakota state average:

  • Median household income significantly below state average.
  • Median house value significantly below state average.
  • Unemployed percentage below state average.
  • Black race population percentage significantly below state average.
  • Median age significantly above state average.
  • Foreign-born population percentage significantly below state average.
  • Renting percentage below state average.
  • Length of stay since moving in significantly below state average.
  • House age significantly above state average.
  • Percentage of population with a bachelor's degree or higher above state average.
Cost of Living Calculator