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George Olson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lawrence-County, South Dakota
Our Model Tree links this George Olson across the 1920, 1930 and 1940 US Censuses in Lawrence-County, South Dakota (XGBoost, ~Confirmed), with identified parents Peter & Peter — first a head (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Male
Head
Born: South Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lawrence-County, South Dakota |
| Surname | Olson |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | South Dakota |
| 1935 Residence (City) | Lead city |
| 1935 Residence (County) | Lawrence |
| Additional Details | |
| Occupation | Miner |
| Industry | Gold mine |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2100 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Occupation | Miner |
| Township / Ward | Lead City |
| Est. Birth Year | ~1911 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Leroy Hoffman | Other | — | 9 | ~1931 |
| Penny Olson | Daughter | — | 1 | ~1939 |
| George Olson | Head | — | 29 | ~1911 |
| Alice Olson | Spouse | — | 27 | ~1913 |
Census Appearances
1920
Lawrence, South …
Son, age 8
Lawrence, South Dakota · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | George B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Student |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1930
Lawrence, South …
Son, age 18
Lawrence, South Dakota · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1940
Lawrence-County, South …
Head, age 29
Lawrence-County, South Dakota · implied b. ~1911 — 4 household members
| Surname | Olson |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | South Dakota |
| 1935 Residence (City) | Lead city |
| 1935 Residence (County) | Lawrence |
| Occupation | Miner |
| Industry | Gold mine |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2100 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
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 George Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Peter Olson (~0.92 confidence) and father Peter Olson (~0.92 confidence) and mother Christina Olson (~0.92 confidence) and mother Christine Olson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Peter Olson
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Peter Olson
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Christina Olson
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Christine Olson
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Olson
Head · 1940 · age 29 · b. ~1911 · South Dakota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Lawrence-County, South Dakota
Open full size
1940 US Federal Census — Lawrence-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03860-00236)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dan Palmer | 32 | Head | Miner | South Dakota |
| 42 | Lillian Palmer | 28 | Wife | Bookkeeper | South Dakota |
| 43 | Gerald Palmer | 8 | Son | — | South Dakota |
| 44 | C. L. O. Goodhue | 42 | Head | Truckman | South Dakota |
| 45 | Mary F. Goodhue | 84 | Mother | — | Vermont |
| 46 | Gilbert Ecklund | 50 | Head | Millman | Illinois |
| 47 | Jennie Ecklund | 49 | Wife | — | South Dakota |
| 48 | Jack Ecklund | 22 | Son | — | South Dakota |
| 49 | Walter Rolando | 22 | Head | Miner | South Dakota |
| 50 | Maxine Rolando | 19 | Wife | — | South Dakota |
| 51 | George Olson THIS PERSON | 29 | Head | Miner | South Dakota |
| 52 | Alice Olson | 27 | Wife | — | Nebraska |
| 53 | Leroy Hoffman | 9 | Step-son | — | Nebraska |
| 54 | Penny Olson | 1 | Daughter | — | South Dakota |
| 55 | Kenneth Katt | 23 | Head | Miner | South Dakota |
| 56 | Maxine Katt | 22 | Wife | — | North Dakota |
| 57 | Keith Katt | 1 | Son | — | South Dakota |
| 58 | Jack Williams | 23 | Head | Salesman | South Dakota |
| 59 | Julia Williams | 23 | Wife | — | Iowa |
| 60 | Edgar F. Siegfried | 53 | Head | Minister | England |
| 61 | Florence P. Siegfried | 49 | Wife | — | South Dakota |
| 62 | Florence L. Siegfried | 21 | Daughter | — | South Dakota |
| 63 | Edgar Fredrick Siegfried | 18 | Son | — | South Dakota |
| 64 | Elizabeth Siegfried | 16 | Daughter | — | South Dakota |
| 65 | Eugenie Siegfried | 16 | Daughter | — | South Dakota |
| 66 | Irving Kennedy | 29 | Head | Raise Contractor | South Dakota |
| 67 | Mae Kennedy | 26 | Wife | Demonstrator Helper | South Dakota |
| 68 | Verda Kennedy | 7 | Daughter | — | South Dakota |
| 69 | Leonard Berry | 31 | Head | Miner | South Dakota |
| 70 | Irene Berry | 25 | Wife | — | South Dakota |
| 71 | Lyle Berry | 5 | Son | — | South Dakota |
| 72 | Howard Berry | 4 | Son | — | South Dakota |
| 73 | Herman A. Zuhr | 45 | Head | Miner | New York |
| 74 | Marie Zuhr | 38 | Wife | — | Germany |
| 75 | Gretchen Zuhr | 6 | Daughter | — | South Dakota |
| 76 | Emma Schutze | 78 | Mother-in-law | — | Germany |
| 77 | Josephine Williams | 54 | Head | Cook | South Dakota |
| 78 | George G. Julius | 56 | Lodger | Labour | South Dakota |
| 79 | Victor Toscana | 51 | Head | Timbermen | Italy |
| 80 | Eleanora Toscana | 58 | Wife | — | South Dakota |
Pedigree Summary
George
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)