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Ruth Murphy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Ruth Murphy across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 8-person household.
Age 18
b. ~1922
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Murphy |
| Given Name | Ruth Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | River Forest |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | River Forest |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Jane Murphy | Daughter | — | 21 | ~1919 |
| William Murphy | Son | — | 15 | ~1925 |
| Betty Murphy | Daughter | — | 16 | ~1924 |
| Frank Murphy | Son | — | 23 | ~1917 |
| Grace Murphy | Daughter | — | 22 | ~1918 |
| Grace Murphy | Spouse | — | 53 | ~1887 |
| Ruth Murphy | Daughter | — | 18 | ~1922 |
| Richard Murphy | Head | — | 59 | ~1881 |
Census Appearances
1930
Cook, Illinois
Daughter, age 9
Cook, Illinois · implied b. ~1921 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Ruth Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 18
Cook-County, Illinois · implied b. ~1922 — 8 household members
| Surname | Murphy |
| Given Name | Ruth Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | River Forest |
| 1935 Residence (County) | Cook |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| 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 Ruth Murphy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Murphy
Daughter · 1940 · age 18 · b. ~1922 · Illinois
★ You are viewing this record
Sibling
Jane Murphy
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Murphy
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Murphy
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Murphy
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Murphy
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-t0627-00788-00664)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Osburn, Robert A. B. Osburn | 20 | Son | — | New York |
| 42 | Deliant, Thomas Osburn | 21 | Brother | Parking Boy | Illinois |
| 43 | Deliant, Lillian Osburn | 24 | Sister-in-law | Car Winder | Illinois |
| 44 | Corinne Kossman | 41 | Head | General Office | Illinois |
| 45 | James Kossman | 12 | Son | — | Illinois |
| 46 | Robert Carroll | 65 | Head | Auditor | New York |
| 47 | Clorabelle Carroll | 60 | Wife | — | Illinois |
| 48 | Dod Conklin | 81 | Mother-in-law | — | Illinois |
| 49 | Frank Kramp | 63 | Head | Owner | Illinois |
| 50 | Hannah Kramp | 58 | Wife | — | Illinois |
| 51 | Edward Shaw | 48 | Head | Maintenance Engineer | England |
| 52 | Fern Shaw | 36 | Wife | — | Illinois |
| 53 | Leslie Goker | 18 | Step son | — | Florida |
| 54 | Guy Nugent | 40 | Head | Chief Engineer | Illinois |
| 55 | Myra Nugent | 46 | Wife | — | Illinois |
| 56 | Henry Nugent | 11 | Son | — | Illinois |
| 57 | Richard Murphy | 59 | Head | Grain Broker | Illinois |
| 58 | Grace Murphy | 53 | Wife | — | Illinois |
| 59 | Frank Murphy | 23 | Son | Messenger | Illinois |
| 60 | Grace Murphy | 22 | Daughter | Stenographer | Illinois |
| 61 | Jane Murphy | 21 | Daughter | Stenographer | Illinois |
| 62 | Ruth Marie Murphy THIS PERSON | 18 | Daughter | — | Illinois |
| 63 | Betty Lou Murphy | 16 | Daughter | — | Illinois |
| 64 | William Murphy | 15 | Son | — | Illinois |
| 65 | Arthur Mackert | 55 | Head | Postal Clerk | Illinois |
| 66 | Harriet Mackert | 48 | Wife | — | Illinois |
| 67 | Ronald Mackert | 15 | Son | — | Illinois |
| 68 | James Woeitzel | 47 | Head | Deputy Collector | Kentucky |
| 69 | Margaret Woeitzel | 37 | Wife | — | New York |
| 70 | Richard Woeitzel | 12 | Son | — | New York |
| 71 | Julia M. Woeitzel | 6 | Daughter | — | Illinois |
| 72 | George Kortz | 63 | Head | Owner | Illinois |
| 73 | Marie Kortz | 62 | Wife | — | Illinois |
| 74 | Wilbur Kortz | 23 | Son | — | Illinois |
| 75 | Laura Brainerd | 40 | Head | Owner | Tennessee |
| 76 | Shirley Brainerd | 22 | Daughter | Tabulating Operator | Illinois |
| 77 | Charline Brainerd | 9 | Daughter | — | Illinois |
| 78 | Patricia Brainerd | 8 | Daughter | — | Illinois |
| 79 | Mary Campbell | 69 | Mother | — | Tennessee |
| 80 | — | None | — | — | — |
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)