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Mary Hennessy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Richland-County, Wisconsin
Our Model Tree links this Mary Hennessy across the 1930 and 1940 US Censuses in Richland-County, Wisconsin (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 6-person household.
Age 16
b. ~1924
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Richland-County, Wisconsin |
| Surname | Hennessy |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Richwood Town |
| 1935 Residence (County) | Richland |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Richwood Town |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eelaine Hennessy | Daughter | — | 10 | ~1930 |
| Richard Hennessy | Son | — | 18 | ~1922 |
| Helen Hennessy | Daughter | — | 12 | ~1928 |
| Elizabeth Hennessy | Spouse | — | 57 | ~1883 |
| Richard Hennessy | Head | — | 60 | ~1880 |
| Mary Hennessy | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Richland, Wisconsin
Daughter, age 6
Richland, Wisconsin · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hennessey |
| Given Name | Mary K |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Richland-County, Wisconsin
Daughter, age 16
Richland-County, Wisconsin · implied b. ~1924 — 6 household members
| Surname | Hennessy |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Richwood Town |
| 1935 Residence (County) | Richland |
| Highest Grade | Hs 2 |
| 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 Hennessy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hennessy
Daughter · 1940 · age 16 · b. ~1924 · Wisconsin
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Sibling
Eelaine Hennessy
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Hennessy
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Hennessy
Sibling · 1940 · age 18
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 — Richland-County, Wisconsin
Open full size
1940 US Federal Census — Richland-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04518-00476)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Barbara Ted Brown | 3 | daughter | — | Wisconsin |
| 2 | Billy Terry Brown | 1 | son | — | Wisconsin |
| 3 | William Gintz | 48 | head | Farmer | Wisconsin |
| 4 | Ethel Gintz | 45 | wife | Housework | Wisconsin |
| 5 | Kenneth Gintz | 23 | son | Laborer | Wisconsin |
| 6 | Jack Gintz | 21 | son | Laborer | Wisconsin |
| 7 | Bernice Gintz | 19 | daughter | Laborer | Wisconsin |
| 8 | Robert Gintz | 15 | son | — | Wisconsin |
| 9 | Rollin Sharp | 45 | head | Farmer | Wisconsin |
| 10 | Sadie Sharp | 40 | wife | Housework | Wisconsin |
| 11 | Arthur Sharp | 20 | son | Laborer | Wisconsin |
| 12 | Donald Sharp | 16 | son | Laborer | Wisconsin |
| 13 | Marion Sharp | 9 | daughter | — | Wisconsin |
| 14 | Richard Hennessy | 60 | head | Farmer | Wisconsin |
| 15 | Elizabeth Hennessy | 57 | wife | Housework | Wisconsin |
| 16 | Richard Francis Hennessy | 18 | son | Laborer | Wisconsin |
| 17 | Mary Hennessy THIS PERSON | 16 | daughter | — | Wisconsin |
| 18 | Helen Hennessy | 12 | daughter | — | Wisconsin |
| 19 | Eelaine Hennessy | 10 | daughter | — | Wisconsin |
| 20 | Merle Tink | 26 | head | Invalid | Wisconsin |
| 21 | Aletha Tink | 72 | mother | Invalid | Wisconsin |
| 22 | Harry Tink | 51 | brother | Farmer | Wisconsin |
| 23 | Randa Tink | 32 | sister | Housework | Wisconsin |
| 24 | Thomas Clanch | 40 | head | Farmer | Wisconsin |
| 25 | Teresa Clanch | 30 | wife | Housework | Wisconsin |
| 26 | Loraine Clanch | 8 | daughter | — | Wisconsin |
| 27 | Ronnie Clanch | 3 | son | — | Wisconsin |
| 28 | Ivan Klebesadel | 26 | hired man | Laborer | Wisconsin |
| 29 | Harry Lambert | 36 | head | Farmer | Wisconsin |
| 30 | Mable Lambert | 30 | wife | Housework | Wisconsin |
| 31 | Janice Lambert | 11 | daughter | — | Wisconsin |
| 32 | Josephine Lambert | 4 | daughter | — | Wisconsin |
| 33 | Harry Junior Lambert | 2 | son | — | Wisconsin |
| 34 | Stanley Lambert | 44 | brother | Laborer | Oregon |
| 35 | Delos Coury | 47 | head | Farmer | Wisconsin |
| 36 | Hilda Coury | 44 | wife | Housework | Wisconsin |
| 37 | Forest Coury | 19 | son | Laborer | Wisconsin |
| 38 | Ruby Coury | 17 | daughter | — | Wisconsin |
| 39 | Ruth Coury | 17 | daughter | — | Wisconsin |
| 40 | Rosanna Coury | 6 | daughter | — | 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)