MC
Mary Carlson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Milwaukee-County, Wisconsin
Our Model Tree links this Mary Carlson across the 1930 and 1940 US Censuses in Milwaukee-County, Wisconsin (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 9-person household.
Age 57
b. ~1883
Female
Spouse
Born: Norway
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Milwaukee-County, Wisconsin |
| Surname | Carlson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Milwaukee |
| 1935 Residence (County) | Milwaukee |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Township / Ward | Milwaukee |
| Est. Birth Year | ~1883 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Marion Carlson | Daughter | — | 25 | ~1915 |
| Marguerite Carlson | Daughter | — | 23 | ~1917 |
| Jane Carlson | Daughter | — | 17 | ~1923 |
| Son Russell | Other | — | — | |
| Kenneth Carlson | Son | — | 15 | ~1925 |
| Ruth Carlson | Daughter | — | 26 | ~1914 |
| August Carlson | Head | — | 58 | ~1882 |
| Agnes Carlson | Daughter | — | 13 | ~1927 |
| Mary Carlson | Spouse | — | 57 | ~1883 |
Census Appearances
1930
Milwaukee, Wisconsin
Spouse, age 47
Milwaukee, Wisconsin · implied b. ~1883 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Norway |
| Naturalization Status | First papers filed |
| Year of Immigration | 1905 |
| Age at First Marriage | 24 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Veteran | No |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
Milwaukee-County, Wisconsin
Spouse, age 57
Milwaukee-County, Wisconsin · implied b. ~1883 — 9 household members
| Surname | Carlson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Milwaukee |
| 1935 Residence (County) | Milwaukee |
| Naturalization Status | Naturalized |
| Highest Grade | 6 |
| 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 Mary Carlson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Carlson
Spouse · 1940 · age 57 · b. ~1883 · Wisconsin
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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 — Milwaukee-County, Wisconsin
Open full size
1940 US Federal Census — Milwaukee-County, Wisconsin
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04563-00358)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joan Fahey | 11 | Daughter | — | Wisconsin |
| 42 | George Jr. Fahey | 9 | Son | — | Wisconsin |
| 43 | William Haagensen | 56 | Head | — | Illinois |
| 44 | Inger Haagensen | 55 | Wife | Machinist | Norway |
| 45 | Kenneth Haagensen | 29 | Son | Theater Director | Wisconsin |
| 46 | Robert Haagensen | 27 | Son | Salesman | Wisconsin |
| 47 | Stuart Haagensen | 24 | Son | Student | Wisconsin |
| 48 | Harold Crouse | 34 | Head | Machinist | Illinois |
| 49 | Myra Crouse | 32 | Wife | Nurse | Wisconsin |
| 50 | Mary Crouse | 3 | Daughter | — | Wisconsin |
| 51 | Marjory Drake | 8 | Daughter | — | Wisconsin |
| 52 | Marie Steffen | 38 | Maid | Housework | Wisconsin |
| 53 | Howard Kendrick | 63 | Head | — | Wisconsin |
| 54 | Rose Kendrick | 62 | Wife | — | Wisconsin |
| 55 | Richard Krause | 81 | Head | — | Germany |
| 56 | Edward Strauss | 53 | Son-in-law | Machinist | Wisconsin |
| 57 | Elsie Strauss | 53 | Daughter | — | Wisconsin |
| 58 | Walter Graham | 50 | Head | Switchman | Missouri |
| 59 | Theresa Graham | 44 | Wife | — | Wisconsin |
| 60 | George Graham | 24 | Son | Attendant | Wisconsin |
| 61 | Kenneth Graham | 19 | Son | — | Wisconsin |
| 62 | Betty Graham | 8 | Daughter | — | Wisconsin |
| 63 | Carol Graham | 5 | Daughter | — | Wisconsin |
| 64 | August Rosiboski | 40 | Head | Stationary Fireman | Michigan |
| 65 | Blanche Rosiboski | 32 | Wife | Machine Operator | Michigan |
| 66 | Robert Rosiboski | 5 | Son | — | Wisconsin |
| 67 | Kathryn Rosiboski | 2 | Daughter | — | Wisconsin |
| 68 | Rudolph Geuchart | 60 | Head | Foreman | Pennsylvania |
| 69 | Kathryn Geuchart | 62 | Wife | — | Pennsylvania |
| 70 | August Carlson | 58 | Head | Painter Decorator | Finland |
| 71 | Mary Carlson THIS PERSON | 57 | Wife | — | Norway |
| 72 | Ruth Carlson | 26 | Daughter | Bookkeeper | Wisconsin |
| 73 | Marion Carlson | 25 | Daughter | Bookkeeper | Wisconsin |
| 74 | Marguerite Carlson | 23 | Daughter | — | Wisconsin |
| 75 | Son Russell | None | M | Private Painter | — |
| 76 | Jane C. Carlson | 17 | Daughter | — | Wisconsin |
| 77 | Kenneth R. Carlson | 15 | Son | — | Wisconsin |
| 78 | Agnes J. Carlson | 13 | Daughter | — | Wisconsin |
| 79 | Raymond Wittig | 34 | Head | Machinist | Wisconsin |
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)