OldhamSD
A town of 121, settled in 1887.
Is Oldham a good place to live?
Oldham’s typical journey to work is 33 minutes, above both the South Dakota town median (17 minutes) and the median of U.S. towns (25 minutes). No town among the 36 in South Dakota we compare has a higher midpoint age than Oldham. Oldham has 2 places on the National Register of Historic Places, among them Oldham Methodist Church and Peterson-Loriks House. Oldham has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
121 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Moving to Oldham: who provides what
Who provides power, water and the rest in Oldham, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Aug 3, 2026.
The data
Ordered by what stands out in Oldham.
Fewer young adults than South Dakota overall
South Dakota has nearly a third of adults 25 and older with a bachelor’s degree or more; here it is 27%. Adults 18 to 34 are 7% of residents (22% statewide); people 65 and older are 32% of residents (18% statewide).
Ages · share of residents
Education · adults 25 and older
| Oldham | SD | U.S. | |
|---|---|---|---|
| Under 10 | 9.3% | 13.1% | 11.6% |
| 10 to 17 | 8% | 11.2% | 10.3% |
| 18 to 24 | 4% | 9.3% | 9.1% |
| 25 to 34 | 2.7% | 12.6% | 13.7% |
| 35 to 44 | 10.7% | 12.6% | 13.2% |
| 45 to 54 | 10.7% | 10.7% | 12.2% |
| 55 to 64 | 22.7% | 12.6% | 12.7% |
| 65 to 74 | 16% | 11% | 10.2% |
| 75 and older | 16% | 7% | 7% |
| No diploma | 1.7% | 6.8% | 10.4% |
| High school | 35.6% | 29% | 26% |
| Some college | 10.2% | 19.9% | 19.1% |
| Associate’s | 25.4% | 12.3% | 8.8% |
| Bachelor’s | 22% | 21.9% | 21.6% |
| Graduate | 5.1% | 10% | 14.1% |
U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 100, single groups can be off by several points
The median household income in Oldham is lower than in the typical South Dakota or U.S. town
Oldham: 17% of residents live below the poverty line. 1.8% of Oldham working residents work locally, against 29% in South Dakota’s towns and 8% across U.S. towns. Half commute less than 28 miles. The top destinations are Brookings (18%), Lake Preston (14%) and Sioux Falls (9%).
| Oldham | South Dakota towns | U.S. towns | |
|---|---|---|---|
| Working residents who work in town | 1.8% | 29% | 8% |
| Median household income | $34,000 | $72,000 | $80,000 |
| Below the poverty line | 17% | 9.5% | 9.6% |
Where working residents work
Census LEHD 2023 · ACS
Oldham has a low natural-hazard risk, chiefly from inland flooding
Households in Oldham have drawn federal disaster aid in 2 declared disasters, most recently in 2019. Expected storm and flood damage is lower than in 70% of U.S. communities. Of the losses FEMA expects locally, 33% come from inland flooding and 25% from cold waves.
FEMA disaster declarations and aid · FEMA National Risk Index · OpenFEMA
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
How healthy Oldham is
In Oldham, 13% of adults report frequent physical distress. Among adults locally, 13% have diabetes and 21% have been diagnosed with depression.
| Oldham | South Dakota towns | U.S. towns | |
|---|---|---|---|
| Sleep under 7 hours (CDC PLACES) | 29% | 30% | 36% |
| Diabetes (CDC PLACES) | 13% | 10% | 12% |
| Depression (CDC PLACES) | 21% | 22% | 23% |
| Frequent mental distress (CDC PLACES) | 15% | 15% | 17% |
| What stands out | Oldham | SD |
|---|---|---|
| Fewer older adults who have lost all their teeth | 7.8% | 12.7% |
| More adults screened for colon cancer | 72.1% | 65.5% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Everything we know about Oldham
Colleges nearby
None within 15 miles of Oldham; the nearest are
About 4 of every 100 Oldham residents are enrolled in college, about the same as South Dakota.
98% of working residents leave Oldham for work
Where Oldham’s working residents go each day. Line width shows the share.
Census LEHD 2023
About Oldham
City in South Dakota, United States
Oldham is a city in Kingsbury County, South Dakota, United States. As of the 2020 census, Oldham had a population of 121. The post office in Oldham opened in 1887. Some say the city was named for Oldham Carrot, a local landowner, while others believe the name is a transfer from Oldham, England, the native home of a first settler.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 0.2 sq mi
- Elevation
- 1,722 ft
- ZIP code
- 57051
- Area code
- 605
Questions about Oldham
Short answers, built from the data on this page.
Is Oldham, SD a good place to live?
Oldham has fewer than 1,000 residents, too few for fair grades; the figures below are still real.