SR
Sarah Richardson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Sarah Richardson across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Richardson |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1928 |
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 Sarah | Age | Birth yr |
|---|---|---|---|---|
| Joe Richardson | Head | — | 51 | ~1889 |
| Hardy Richardson | Son | — | 15 | ~1925 |
| Mary Richardson | Spouse | — | 53 | ~1887 |
| Sarah Richardson | Daughter | — | 12 | ~1928 |
| Virginia Richardson | Daughter | — | 4 | ~1936 |
| Rebecca Richardson | Daughter | — | 13 | ~1927 |
| Phillip Richardson | Son | — | 8 | ~1932 |
Census Appearances
1930
Cook, Illinois
Daughter, age 2
Cook, Illinois · implied b. ~1928 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 12
Cook-County, Illinois · implied b. ~1928 — 7 household members
| Surname | Richardson |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Highest Grade | No 5 |
| 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 Sarah Richardson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sarah Richardson
Daughter · 1940 · age 12 · b. ~1928 · Illinois
★ You are viewing this record
Sibling
Hardy Richardson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Richardson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rebecca Richardson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phillip Richardson
Sibling · 1940 · age 8
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-t0627-00924-00289)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Drain, Leonard Mumble | 40 | Boarder | Laborer | Georgia |
| 42 | Mary Trick | 26 | Head | — | Tennessee |
| 43 | White, Walter Trick | 10 | Son | — | Illinois |
| 44 | Myron Oliver | 46 | Head | Laborer | Mississippi |
| 45 | Theoda Oliver | 37 | Wife | — | Georgia |
| 46 | Theresa Oliver | 10 | Daughter | — | Illinois |
| 47 | Lucy Lewis | 40 | Head | — | Florida |
| 48 | Thomas Towers | 41 | Head | — | Georgia |
| 49 | Sadie Towers | 36 | Wife | — | S. Carolina |
| 50 | Juanita Towers | 7 | Daughter | — | Illinois |
| 51 | Finney Towers | 6 | Son | — | Illinois |
| 52 | Lucritia Towers | 5 | Daughter | — | Illinois |
| 53 | Frank Towers | 1 | Son | — | Illinois |
| 54 | John Taylor | 67 | Head | Watchman | Mississippi |
| 55 | Edna Taylor | 61 | Wife | — | Mississippi |
| 56 | Thomas Taylor | 28 | Son | Cook | Mississippi |
| 57 | Henry, Horace Taylor | 35 | Son | — | Mississippi |
| 58 | Lelia Hill | 58 | Head | — | Georgia |
| 59 | James, Mary E. Hill | 33 | Daughter | — | Georgia |
| 60 | Lelia T. Hill | 2 | Daughter | — | Illinois |
| 61 | Marie Shie | 39 | Head | Presser | Missouri |
| 62 | Joe Richardson | 51 | Head | Car Cleaner | Alabama |
| 63 | Mary Richardson | 53 | Wife | — | Alabama |
| 64 | Hardy Richardson | 15 | Son | — | Illinois |
| 65 | Rebecca Richardson | 13 | Daughter | — | Illinois |
| 66 | Sarah Richardson THIS PERSON | 12 | Daughter | — | Illinois |
| 67 | Phillip Richardson | 8 | Son | — | Illinois |
| 68 | Virginia Richardson | 4 | Daughter | — | Illinois |
| 69 | Robert Hartley | 51 | Head | Guard | Alabama |
| 70 | Rosie Hartley | 44 | Wife | — | Alabama |
| 71 | Solomon Hartley | 17 | Son | — | Alabama |
| 72 | Frank Hartley | 13 | Son | — | Illinois |
| 73 | Inez Hartley | 12 | Daughter | — | Illinois |
| 74 | Lucille Hartley | 10 | Daughter | — | Illinois |
| 75 | Martin Hartley | 8 | Son | — | Illinois |
| 76 | Washington Currie | 50 | Head | Janitor | Tennessee |
| 77 | Minnie Currie | 51 | Wife | — | Tennessee |
| 78 | Fredrick Currie | 11 | Son | — | Illinois |
| 79 | Robert Currie | 9 | Son | — | Illinois |
| 80 | Charlie Taylor | 83 | Father | — | Tennessee |
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)