MH
Martha Hill — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Martha Hill across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Hill |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Toy Painter |
| Industry | Toy Shop |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 60 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Toy Painter |
| Township / Ward | Chicago |
| Est. Birth Year | ~1922 |
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 Martha | Age | Birth yr |
|---|---|---|---|---|
| Edith Hill | Daughter | — | 22 | ~1918 |
| Eleanore Hill | Daughter | — | 15 | ~1925 |
| Loma Hill | Daughter | — | 16 | ~1924 |
| Roberta Hill | Daughter | — | 7 | ~1933 |
| Martha Hill | Daughter | — | 18 | ~1922 |
| John Hill | Head | — | 58 | ~1882 |
| Raymond Hill | Son | — | 12 | ~1928 |
| Richard Hill | Son | — | 10 | ~1930 |
| Edith Hill | Spouse | — | 47 | ~1893 |
Census Appearances
1930
Cook, Illinois
Daughter, age 8
Cook, Illinois · implied b. ~1922 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 18
Cook-County, Illinois · implied b. ~1922 — 9 household members
| Surname | Hill |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Toy Painter |
| Industry | Toy Shop |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 60 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Martha Hill across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Hill
Daughter · 1940 · age 18 · b. ~1922 · Illinois
★ You are viewing this record
Sibling
Richard Hill
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Hill
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanore Hill
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Hill
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roberta Hill
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loma Hill
Sibling · 1940 · age 16
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00944-00770)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Rooney | 42 | Head | Receiving Clerk | Illinois |
| 2 | Anne Rooney | 39 | Wife | — | Illinois |
| 3 | Betty Rooney | 17 | Daughter | — | Illinois |
| 4 | William Henry Rooney | 11 | Son | — | Illinois |
| 5 | John Devaney | 67 | Head | — | Illinois |
| 6 | Margaret Devaney | 28 | Wife | — | Kentucky |
| 7 | John Cassidy | 29 | Head | Insurance Salesman | Illinois |
| 8 | Birdell Cassidy | 22 | Wife | — | Florida |
| 9 | Mary Catherine Cassidy | 3 | Daughter | — | Illinois |
| 10 | Josephine Cassidy | 2 | Daughter | — | Illinois |
| 11 | Joan Elizabeth Cassidy | 1 | Daughter | — | Illinois |
| 12 | Elizabeth Lewis | 63 | Mother-in-law | — | Illinois |
| 13 | Hazel Stalzer | 47 | Head | Proprietor | Ohio |
| 14 | Hazel Baker | 15 | Daughter | — | Illinois |
| 15 | Emilie Burgas | 57 | Lodger | — | Michigan |
| 16 | Sadie Saj | 73 | Head | — | Canada-French |
| 17 | Anna Wissmer | 13 | Head | — | Austria |
| 18 | Gust Marcita | 36 | Head | Laborer | Austria |
| 19 | Anna Marcita | 32 | Wife | — | Illinois |
| 20 | Joan Marcita | 14 | Son | — | Illinois |
| 21 | Linda Marcita | 9 | Daughter | — | Illinois |
| 22 | Max Katz | 58 | Head | Truck Driver | Germany |
| 23 | Blanche Katz | 26 | Wife | — | West Virginia |
| 24 | Max Katz | 11 | Son | — | Indiana |
| 25 | John Sokachitsh | 37 | Head | Cook | Austria |
| 26 | Mary Sokachitsh | 33 | Wife | — | Austria |
| 27 | John Sokachitsh | 6 | Son | — | Illinois |
| 28 | Sam Sokachitsh | 4 | Son | — | Illinois |
| 29 | Joseph Sokachitsh | 2 | Son | — | Illinois |
| 30 | George Vidette | 79 | Head | — | Pennsylvania |
| 31 | Emma Schultz | 74 | Sister | — | Pennsylvania |
| 32 | John Hill | 58 | Head | Laborer | Illinois |
| 33 | Edith Hill | 47 | Wife | — | Illinois |
| 34 | Edith Hill | 22 | Daughter | Dish Washer | Illinois |
| 35 | Martha Hill THIS PERSON | 18 | Daughter | Toy Painter | Illinois |
| 36 | Loma Hill | 16 | Daughter | — | Illinois |
| 37 | Eleanore Hill | 15 | Daughter | — | Illinois |
| 38 | Raymond Hill | 12 | Son | — | Illinois |
| 39 | Richard Hill | 10 | Son | — | Illinois |
| 40 | Roberta Hill | 7 | Daughter | — | Illinois |
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)