BA
Bertha Anderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Campbell-County, South Dakota
Our Model Tree links this Bertha Anderson across the 1930 and 1940 US Censuses in Campbell-County, South Dakota (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Female
Daughter
Born: South Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Campbell-County, South Dakota |
| Surname | Anderson |
| Given Name | Bertha M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | South Dakota |
| 1935 Residence (City) | 125-78 |
| 1935 Residence (County) | Campbell |
| Additional Details | |
| Occupation | Librarian |
| Industry | N.Y.A. Student Aid |
| Class of Worker | GW |
| Income (1939) | 36 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Occupation | Librarian |
| Township / Ward | 12578 |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Alfa Anderson | Daughter | — | 19 | ~1921 |
| Edith Anderson | Daughter | — | 11 | ~1929 |
| Bertha Anderson | Daughter | — | 16 | ~1924 |
| Gerhard Anderson | Head | — | 51 | ~1889 |
| Gerhard Anderson | Son | — | 14 | ~1926 |
| Palmer Anderson | Son | — | 21 | ~1919 |
| Theodore Anderson | Son | — | 7 | ~1933 |
| Lloyd Anderson | Son | — | 18 | ~1922 |
| Clara Anderson | Spouse | — | 51 | ~1889 |
Census Appearances
1930
Campbell, South …
Daughter, age 6
Campbell, South Dakota · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | South Dakota |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1940
Campbell-County, South …
Daughter, age 16
Campbell-County, South Dakota · implied b. ~1924 — 9 household members
| Surname | Anderson |
| Given Name | Bertha M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | South Dakota |
| 1935 Residence (City) | 125-78 |
| 1935 Residence (County) | Campbell |
| Occupation | Librarian |
| Industry | N.Y.A. Student Aid |
| Class of Worker | GW |
| Income (1939) | 36 |
| Highest Grade | Hs 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 Bertha Anderson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Bertha Anderson
Daughter · 1940 · age 16 · b. ~1924 · South Dakota
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Sibling
Alfa Anderson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Anderson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Anderson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Palmer Anderson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theodore Anderson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerhard Anderson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Campbell-County, South Dakota
Open full size
1940 US Federal Census — Campbell-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03850-00538)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Stanley D. Steiger | 12 | Son | — | South Dakota |
| 42 | Vernetta R. Steiger | 9 | Daughter | — | South Dakota |
| 43 | Arlene M. Steiger | 5 | Daughter | — | South Dakota |
| 44 | Edwin Hanson | 48 | Head | Farmer | South Dakota |
| 45 | Elda E. Hanson | 38 | Wife | — | South Dakota |
| 46 | Bernice A. Hanson | 17 | Daughter | Librarian | South Dakota |
| 47 | Norma L. Hanson | 14 | Daughter | — | South Dakota |
| 48 | Lyneth Walters | 26 | Hired hand | Farmer Laborer | South Dakota |
| 49 | George W. Vilek | 25 | Head | Farmer | South Dakota |
| 50 | Myrtle I. Vilek | 22 | Wife | — | South Dakota |
| 51 | Mary A. Vilek | 3 | Daughter | — | South Dakota |
| 52 | Geraldine Vilek | 1 | Daughter | — | South Dakota |
| 53 | Henry Bekelder | 52 | Lodger | Farm Laborer | Holland |
| 54 | Alma G. Bekelder | 47 | Lodger | Farm Laborer | South Dakota |
| 55 | Rosemary Bekelder | 11 | Lodger | — | South Dakota |
| 56 | Gerhard H. Anderson | 51 | Head | Farmer | South Dakota |
| 57 | Clara Anderson | 51 | Wife | — | Iowa |
| 58 | Palmer J. Anderson | 21 | Son | Farm Laborer | South Dakota |
| 59 | Alfa J. Anderson | 19 | Daughter | Teacher | South Dakota |
| 60 | Lloyd L. Anderson | 18 | Son | Farm Laborer | South Dakota |
| 61 | Bertha M. Anderson THIS PERSON | 16 | Daughter | Librarian | South Dakota |
| 62 | Gerhard E. Anderson | 14 | Son | — | South Dakota |
| 63 | Edith L. Anderson | 11 | Daughter | — | South Dakota |
| 64 | Theodore A. Anderson | 7 | Son | — | South Dakota |
| 65 | Olaf B. Lee | 56 | Head | Farmer | Iowa |
| 66 | Signe Lee | 48 | Wife | — | Norway |
| 67 | Kermit O. Lee | 25 | Son | Farm Laborer | South Dakota |
| 68 | John Granli | 47 | Head | Farmer | Norway |
| 69 | Elma A. Granli | 43 | Wife | — | South Dakota |
| 70 | Adrian B. Nelson | 28 | Lodger | Farm Laborer | North Dakota |
| 71 | Helen L. Nelson | 22 | Lodger | Housekeeping | South Dakota |
| 72 | Chas A. Johnson | 72 | Head | Farmer | Michigan |
| 73 | Julia A. Johnson | 60 | Wife | — | Iowa |
| 74 | Martin Rorga | 37 | Head | Farmer | South Dakota |
| 75 | Ula Rorga | 34 | Wife | — | South Dakota |
| 76 | Alice M. Rorga | 5 | Daughter | — | South Dakota |
| 77 | Archie Aube | 81 | Head | Farmer | Canada |
| 78 | Carrie E. Egeland | 42 | — | — | South Dakota |
| 79 | John L. Reimer | 25 | Hired hand | Farm Laborer | South Dakota |
| 80 | Lola Reimer | 18 | Servant | Housework | Montana |
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)