BA
Bertha Anderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mason-County, Michigan
Our Model Tree links this Bertha Anderson across the 1910, 1920, 1930 and 1940 US Censuses in Mason-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1867), then head of a 5-person household.
Age 73
b. ~1867
Female
Head
Born: Norway
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Mason-County, Michigan |
| Surname | Anderson |
| Given Name | Bertha |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 73 |
| Marital Status | Widowed |
| Birthplace | Norway |
| 1935 Residence (City) | Custer Township |
| 1935 Residence (County) | Mason |
| Naturalization Status | Naturalized |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Township / Ward | Custer Township |
| Est. Birth Year | ~1867 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Johanna Castenholz | Daughter | — | 40 | ~1900 |
| Bertha Anderson | Head | — | 73 | ~1867 |
| Shirley Castenholz | Other | — | 5 | ~1935 |
| George Anderson | Son | — | 43 | ~1897 |
| Andrew Anderson | Son | — | 54 | ~1886 |
Census Appearances
Spouse, age 44
Muskegon, Michigan · implied b. ~1866 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Beatrice |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Norway |
| Years Married | 25 |
| Children Born | 5 |
| Children Living | 5 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1920
Muskegon, Michigan
Other, age 53
Muskegon, Michigan · implied b. ~1867 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Bertha |
| Relationship to Head | R |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Widowed |
| Birthplace | Norway |
| Year of Immigration | 1883 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Laundry |
| Industry | At home |
| Class of Worker | O |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Year of Naturalization | 1890 |
| Birthplace (normalized) | norway |
1930
Mason, Michigan
Other, age 62
Mason, Michigan · implied b. ~1868 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Bertha |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1882 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
Mason-County, Michigan
Head, age 73
Mason-County, Michigan · implied b. ~1867 — 5 household members
| Surname | Anderson |
| Given Name | Bertha |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 73 |
| Marital Status | Widowed |
| Birthplace | Norway |
| 1935 Residence (City) | Custer Township |
| 1935 Residence (County) | Mason |
| Naturalization Status | Naturalized |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Bertha Anderson
Head · 1940 · age 73 · b. ~1867 · Michigan
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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 — Mason-County, Michigan
Open full size
1940 US Federal Census — Mason-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01788-00055)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Shoup | 4 | Son | — | Michigan |
| 42 | Mary Shoup | 2 | Daughter | — | Michigan |
| 43 | Margaret Shoup | 1 | Daughter | — | Michigan |
| 44 | Bertha Anderson THIS PERSON | 73 | Head | — | Norway |
| 45 | Andrew Anderson | 54 | Son | Farmer | Michigan |
| 46 | George Anderson | 43 | Son | Farmer | Michigan |
| 47 | Johanna Castenholz | 40 | Daughter | — | Michigan |
| 48 | Shirley Castenholz | 5 | Granddaughter | — | Michigan |
| 49 | August Ohae | 84 | Head | — | Germany |
| 50 | Wilhelmina Ohae | 78 | Wife | — | Germany |
| 51 | Henry Ohae | 38 | Son | Farmer | Michigan |
| 52 | Violet Ohae | 32 | Daughter-in-law | — | Illinois |
| 53 | Richard Ohae | 3 | Grandson | — | Michigan |
| 54 | August Bertram | 72 | Head | Farmer | Germany |
| 55 | Ottilia Bertram | 64 | Wife | — | Germany |
| 56 | Marguerite Bertram | 24 | Daughter | Teacher | Michigan |
| 57 | Robert Striker | 42 | Head | Forester | Indiana |
| 58 | H. Marjorie Striker | 35 | Wife | — | Michigan |
| 59 | Ole M. Brenne | 56 | Head | Farmer | Michigan |
| 60 | Queen Brenne | 55 | Wife | — | Michigan |
| 61 | Ole Sr. Brenne | 92 | Father | — | Norway |
| 62 | Nels Johnson | 72 | Boarder | — | Sweden |
| 63 | Christ Christiansen | 70 | Head | Farm Labor | Norway |
| 64 | Frank Hendricks | 57 | Head | Farmer | Lithuania |
| 65 | Mary Hendricks | 55 | Wife | — | Lithuania |
| 66 | Stanley Gadela | 46 | Hired man | Farm Laborer | Lithuania |
| 67 | Joseph Shamp | 16 | State charge | — | Illinois |
| 68 | Josephine Savaikas | 10 | State charge | — | Michigan |
| 69 | Leo Pribaitis | 46 | Head | Farmer | Lithuania |
| 70 | Antonia Pribaitis | 48 | Wife | — | Lithuania |
| 71 | George Viliokaitis | 45 | Head | Farmer | Lithuania |
| 72 | John Mackson | 61 | Head | Farmer | Wisconsin |
| 73 | Emma Mackson | 59 | Wife | — | Wisconsin |
| 74 | Elmer Mackson | 30 | Son | — | Wisconsin |
| 75 | Jackson Yenick | 21 | Head | Farmer | Michigan |
| 76 | Meredith Yenick | 19 | Brother | Farm Labor | Michigan |
| 77 | Clyde Eppard | 26 | Head | Farm Laborer | Iowa |
| 78 | Lillian M. Eppard | 27 | Wife | — | Michigan |
| 79 | C. Rodney Eppard | 5 | Son | — | Michigan |
| 80 | Carol Eppard | 3 | Daughter | — | Michigan |
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)