MC
Mary Carson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Milwaukee-County, Wisconsin
Our Model Tree links this Mary Carson across the 1930 and 1940 US Censuses in Milwaukee-County, Wisconsin (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Milwaukee-County, Wisconsin |
| Surname | Carson |
| Given Name | Mary W. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | MILWAUKEE |
| 1935 Residence (County) | MILWAUKEE |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Milwaukee |
| Est. Birth Year | ~1929 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Julia Carson | Daughter | — | 17 | ~1923 |
| Mary Carson | Daughter | — | 11 | ~1929 |
| William Carson | Head | — | 45 | ~1895 |
| Julia Carson | Spouse | — | 44 | ~1896 |
| William Carson | Son | — | 20 | ~1920 |
| Maid George-Flora M | Other | — | — | |
| George Chase | Other | — | 26 | ~1914 |
| Marguerite Sullivan | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Milwaukee, Wisconsin
Daughter, age 1
Milwaukee, Wisconsin · implied b. ~1929 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carson |
| Given Name | Mary W. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Washington |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Milwaukee-County, Wisconsin
Daughter, age 11
Milwaukee-County, Wisconsin · implied b. ~1929 — 8 household members
| Surname | Carson |
| Given Name | Mary W. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | MILWAUKEE |
| 1935 Residence (County) | MILWAUKEE |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Carson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Carson
Daughter · 1940 · age 11 · b. ~1929 · Wisconsin
★ You are viewing this record
Sibling
Julia Carson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Carson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marguerite Sullivan
Sibling · 1940 · age 19
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 — Milwaukee-County, Wisconsin
Open full size
1940 US Federal Census — Milwaukee-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04558-00297)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary K. Lee | 72 | Head | — | Ohio |
| 2 | Juline Lee | 67 | Wife | — | Wisconsin |
| 3 | Louis E. Dauer | 46 | Head | Manufacturer | Louisiana |
| 4 | Ida E. Dauer | 46 | Wife | — | Illinois |
| 5 | Louis E. Jr Dauer | 23 | Son | Seaman Ordinary | Illinois |
| 6 | Eugene R. Dauer | 21 | Son | Clerk In Factory Office | Illinois |
| 7 | Eleanor A. Dauer | 20 | Daughter | Receptionist Political | Illinois |
| 8 | Adele R. Dauer | 18 | Daughter | — | Illinois |
| 9 | Nancy B. Dauer | 12 | Daughter | — | Illinois |
| 10 | Ethel Ryan | 20 | Maid | Maid | Wisconsin |
| 11 | William W. Carson | 45 | Head | Life Insurance Salesman | Mississippi |
| 12 | Julia M. G. B. Carson | 44 | Wife | — | Washington |
| 13 | George M. C. Chase | 26 | Stepson | Machinist Operator | Wyoming |
| 14 | William W. Jr Carson | 20 | Son | Life Insurance Office Work | Florida |
| 15 | Julia B. Carson | 17 | Daughter | — | Illinois |
| 16 | Mary W. Carson THIS PERSON | 11 | Daughter | — | Wisconsin |
| 17 | Marguerite Sullivan | 19 | Daughter | — | Wisconsin |
| 18 | Maid George-Flora M. | None | F | Private Home | — |
| 19 | David Wald | 45 | Head | Optician Retail | Hungary |
| 20 | Lenke Wald | 39 | Wife | — | Hungary |
| 21 | Evelyn A. Wald | 7 | Daughter | — | Wisconsin |
| 22 | Marion B. Wald | 1 | Daughter | — | Wisconsin |
| 23 | Eugene Wald | 42 | Brother | Retail Jewelry Store | Hungary |
| 24 | Alexander Wald | 37 | Brother | Retail Manager | Hungary |
| 25 | Emanuel Enalo | 47 | In Law | Optical Lens Grinder | Hungary |
| 26 | Karin O. Hanson | 20 | Maid | Nurse Maid | Sweden |
| 27 | Emma Abitoe | 40 | Cook | Cook | Wisconsin |
| 28 | Valentine Fina | 53 | Head | President Of Valve Factory | Austria |
| 29 | Elsa Fina | 50 | Wife | — | Wisconsin |
| 30 | Douglas C. Macdowell | 60 | Head | — | Canada |
| 31 | Adele Macdowell | 60 | Wife | — | Wisconsin |
| 32 | Whitney R. Armaby | 27 | Head | Draftsman | Wisconsin |
| 33 | Helen M. Armaby | 23 | Wife | — | Wisconsin |
| 34 | Wanda Augusta Schulz | 62 | Head | — | Wisconsin |
| 35 | Amanda Miller | 58 | Housekeeper | Housekeeper | Wisconsin |
| 36 | Edith M. Wirth | 76 | Head | — | Wisconsin |
| 37 | Ida Thuniger | 52 | Servant | Servant | — |
| 38 | Clair Arton | 34 | Servant | Servant | — |
| 39 | Schumann Schmitt | 40 | Servant | Gardner | Wisconsin |
| 40 | — | None | — | — | — |
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)