MC
Mary Clarke — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dane-County, Wisconsin
Our Model Tree links this Mary Clarke across the 1930 and 1940 US Censuses in Dane-County, Wisconsin (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 7-person household.
Age 21
b. ~1919
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dane-County, Wisconsin |
| Surname | Clarke |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Madison City |
| 1935 Residence (County) | Dane |
| Additional Details | |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Madison City |
| Est. Birth Year | ~1919 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Rhodes | Daughter | — | 3 | ~1937 |
| Madge Clarke | Spouse | — | 52 | ~1888 |
| Franklin Clarke | Son | — | 32 | ~1908 |
| Richard Rhodes | Other | — | 25 | ~1915 |
| Mary Clarke | Daughter | — | 21 | ~1919 |
| Ray Clarke | Head | — | 60 | ~1880 |
| Helen Rhodes | Daughter | — | 26 | ~1914 |
Census Appearances
1930
Dane, Wisconsin
Daughter, age 11
Dane, Wisconsin · implied b. ~1919
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Clark |
| Given Name | Mary Jean |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Dane-County, Wisconsin
Daughter, age 21
Dane-County, Wisconsin · implied b. ~1919 — 7 household members
| Surname | Clarke |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Madison City |
| 1935 Residence (County) | Dane |
| Highest Grade | C 3 |
| 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 Clarke across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Clarke
Daughter · 1940 · age 21 · b. ~1919 · Wisconsin
★ You are viewing this record
Sibling
Franklin Clarke
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Rhodes
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Rhodes
Sibling · 1940 · age 26
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 — Dane-County, Wisconsin
Open full size
1940 US Federal Census — Dane-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04469-00713)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elaine V. Bennett | 25 | wife | Bookkeeper | South Dakota |
| 42 | Walter J. Egan | 52 | Head | Salesman | Wisconsin |
| 43 | Josephine L. Egan | 50 | wife | — | Wisconsin |
| 44 | Frances Jane Egan | 16 | Daughter | — | Wisconsin |
| 45 | Albert S. Egan | 18 | Son | Salesman | Wisconsin |
| 46 | Mary J. Egan | 11 | Daughter | — | Wisconsin |
| 47 | Dorothy J. Earleywine | 26 | Lodger | Operator | Wisconsin |
| 48 | Anna A. Blakey | 60 | Lodger | — | Wisconsin |
| 49 | Conrad S. Hauser | 24 | Head | Economist | Wyoming |
| 50 | Hazel L. Hauser | 31 | wife | Operator | Kansas |
| 51 | Edward C. Peck | 45 | Head | Worker | Connecticut |
| 52 | Lenore W. Peck | 39 | wife | — | Wisconsin |
| 53 | Edwin C. Peck | 15 | Son | — | Wisconsin |
| 54 | Pauline Peck | 10 | Daughter | — | Wisconsin |
| 55 | William Peck | 9 | Son | — | Wisconsin |
| 56 | William A. Hoenig | 59 | Head | Highway Engineer | Wisconsin |
| 57 | Clara P. Hoenig | 54 | wife | — | Wisconsin |
| 58 | Lucy Richman | 45 | Lodger | Teacher | Wisconsin |
| 59 | Ray W. Clarke | 60 | Head | Lawyer | Wisconsin |
| 60 | Madge E. Clarke | 52 | wife | — | Wisconsin |
| 61 | Franklin W. Clarke | 32 | Son | Lawyer | Wisconsin |
| 62 | Mary Jane Clarke THIS PERSON | 21 | Daughter | — | Wisconsin |
| 63 | Richard M. Rhodes | 25 | Son-in-law | Draftsman | Wisconsin |
| 64 | Helen C. Rhodes | 26 | Daughter | Saleslady | Wisconsin |
| 65 | Elizabeth J. Rhodes | 3 | Daughter | — | Wisconsin |
| 66 | Gladys H. Mcquoid | 52 | Head | Music Teacher | Wisconsin |
| 67 | John A. Buslaff | 36 | Head | Driver | Wisconsin |
| 68 | Charlotte C. Buslaff | 33 | wife | Home Economics Teacher | Wisconsin |
| 69 | Bernice E. Johnson | 40 | Head | Secretary | Wisconsin |
| 70 | Edith M. Johnson | 46 | Sister | Attendant | Wisconsin |
| 71 | Belle Johnson | 89 | Aunt | — | Wisconsin |
| 72 | Mary Johnson | 84 | Aunt | — | Wisconsin |
| 73 | Emma Olman | 59 | Servant | Maid | Wisconsin |
| 74 | Fred O. Rennebohm | 50 | Head | Milk Inspector | Wisconsin |
| 75 | Celia A. Rennebohm | 48 | wife | — | Wisconsin |
| 76 | Ruth H. Rennebohm | 16 | Daughter | — | Wisconsin |
| 77 | Frederick J. Rennebohm | 12 | Son | — | Wisconsin |
| 78 | Henry J. Renschlein | 65 | Head | Repairman | Wisconsin |
| 79 | Christina Renschlein | 52 | wife | — | Wisconsin |
| 80 | Clifford J. Renschlein | 21 | Son | — | 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)