Vivian, South Dakota
Vivian: census-designated place in Lyman County, South Dakota, United States.
About
Vivian is a CDP located in the county of Lyman in the U.S. state of South Dakota. Its population at the 2010 census was 146 and a population density of 33 people per km². After 10 years in 2020 city had an estimated population of 145 inhabitants.
Quick Facts about Vivian
| Population | 145 (2020) |
| Country | United States of America |
| State | South Dakota (United States) |
| County | Lyman County |
| Postal code | 57576 |
| Phone Area Codes | 605 |
| Area | 4.48 km2 |
| Latitude & Longitude | 43.9269,-100.2921 |
| Altitude | 6,220 feet / 1896 meters |
| Time Zone | Central Time Zone |
| Local time | 15:32:57 (25th September 2026) |
| Density | 32 Pop. per km² as of 2020 |
| Population growth | -0.68% (2010-2020) |
| Weather | 68℉ Mostly Cloudy 7-days weather |
Geography
Vivian is located at 43°55'37"N 100°17'31"W (43.9269300, -100.2920800).
Vivian map
Click "full screen" 
icon to open full mode. View satellite images
icon to open full mode. View satellite images
Weather
68°F
Mostly Cloudy
15 to 20 mph SE
This Afternoon
Mostly cloudy. High near 68, with temperatures falling to around 65 in the afternoon. Southeast wind 15 to 20 mph, with gusts as high as 28 mph.
7-Day ForecastDemographics
According to census records, the population of Vivian decreased by 0.68% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 146 | - | census |
| 2011 | 147 | 0.68% | estimation process |
| 2012 | 146 | -0.68% | estimation process |
| 2013 | 150 | 2.74% | estimation process |
| 2014 | 150 | 0% | estimation process |
| 2015 | 150 | 0% | estimation process |
| 2016 | 149 | -0.67% | estimation process |
| 2017 | 148 | -0.67% | estimation process |
| 2018 | 146 | -1.35% | estimation process |
| 2019 | 145 | -0.68% | estimation process |
| 2020 | 145 | 0% | estimation process |
Vivian zip code is 57576.
County name: Lyman, County
fips: 46085
Closest post offices linked to Vivian.
| Post Office Name | City | ZIP |
|---|---|---|
| Vivian Post Office | Vivian (SD) | 57576 |