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John Orr — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Union-County, South Dakota
Our Model Tree links this John Orr across the 1930 and 1940 US Censuses in Union-County, South Dakota (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 6-person household.
Age 70
b. ~1870
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, South Dakota |
| Surname | Orr |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Beresford city |
| 1935 Residence (County) | Union |
| Additional Details | |
| Occupation | Laborer |
| Class of Worker | GW |
| Hours Worked | 30 |
| Income (1939) | 200 |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Beresford City |
| Est. Birth Year | ~1870 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lowry Orr | Son | — | 19 | ~1921 |
| Arnold Orr | Son | — | 11 | ~1929 |
| John Orr | Head | — | 70 | ~1870 |
| John Orr | Son | — | 13 | ~1927 |
| Rodger Orr | Son | — | 8 | ~1932 |
| Mabel Orr | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Union, South …
Head, age 61
Union, South Dakota · implied b. ~1869 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Orr |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 47 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | Odd Jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Union-County, South …
Head, age 70
Union-County, South Dakota · implied b. ~1870 — 6 household members
| Surname | Orr |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Beresford city |
| 1935 Residence (County) | Union |
| Occupation | Laborer |
| Class of Worker | GW |
| Hours Worked | 30 |
| Income (1939) | 200 |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Orr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Orr
Head · 1940 · age 70 · b. ~1870 · South Dakota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Union-County, South Dakota
Open full size
1940 US Federal Census — Union-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03869-00074)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Floyd Keller | 61 | Brother | Laborer | South Dakota |
| 2 | John Orr THIS PERSON | 70 | Head | Laborer | Illinois |
| 3 | Mabel Orr | 43 | Wife | — | Minnesota |
| 4 | Lowry Orr | 19 | Son | Laborer | South Dakota |
| 5 | John Orr | 13 | Son | — | South Dakota |
| 6 | Arnold Orr | 11 | Son | — | South Dakota |
| 7 | Rodger Orr | 8 | Son | — | South Dakota |
| 8 | Ida Hague | 70 | Head | — | Iowa |
| 9 | John Hague | 48 | Son | Electrician | South Dakota |
| 10 | Edith Hague | 29 | Daughter | — | South Dakota |
| 11 | James Walsh | 65 | Head | Farmer | South Dakota |
| 12 | Elizabeth Walsh | 52 | Wife | — | Iowa |
| 13 | Romanus Walsh | 27 | Son | Farmer | South Dakota |
| 14 | Wilfred Walsh | 24 | Son | Manager | South Dakota |
| 15 | Gregory Walsh | 22 | Son | Assistant Manager | South Dakota |
| 16 | Clyde Mcleod | 42 | Head | Laborer | South Dakota |
| 17 | Stella Mcleod | 38 | Wife | — | South Dakota |
| 18 | Kenneth Mcleod | 12 | Son | — | South Dakota |
| 19 | Catherine O'Connor | 81 | Mother-in-law | — | Illinois |
| 20 | Matilda Engler | 71 | Head | — | Illinois |
| 21 | Hanks Jennings | 32 | Head | — | South Dakota |
| 22 | Rodney Jennings | 8 | Son | — | South Dakota |
| 23 | Royce Jennings | 5 | Son | — | South Dakota |
| 24 | Rhoda Jennings | 5 | Daughter | — | South Dakota |
| 25 | Roberta Jennings | 3 | Daughter | — | South Dakota |
| 26 | Grant Jennings | 1 | Son | — | South Dakota |
| 27 | Earl Kelly | 50 | Head | Laborer | South Dakota |
| 28 | Lucille Kelly | 50 | Wife | Helping Teacher | South Dakota |
| 29 | Isabella Kelly | 26 | Daughter | — | South Dakota |
| 30 | Francis Kelly | 16 | Son | — | South Dakota |
| 31 | Richard Sundstrom | 51 | Head | Farmer | South Dakota |
| 32 | Ruth Sundstrom | 45 | Wife | — | South Dakota |
| 33 | Richard Jr. Sundstrom | 19 | Son | — | South Dakota |
| 34 | Wesley Sundstrom | 13 | Son | — | South Dakota |
| 35 | Harrison Sundstrom | 11 | Son | — | South Dakota |
| 36 | Ruth Sundstrom | 8 | Daughter | — | South Dakota |
| 37 | Napoleon Patendruse | 50 | Head | Ice Dealer | South Dakota |
| 38 | Lottie Patendruse | 45 | Wife | — | South Dakota |
| 39 | Arthur Halverson | 26 | Head | Laborer | South Dakota |
| 40 | William Henle | 52 | Head | Laborer | Iowa |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)