SA
Shirley Anderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this Shirley Anderson across the 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 11-person household.
Age 15
b. ~1925
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Anderson |
| Given Name | Shirley R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Moline City |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 6 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Moline City |
| Est. Birth Year | ~1925 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Shirley | Age | Birth yr |
|---|---|---|---|---|
| Shirley Anderson | Daughter | — | 15 | ~1925 |
| Andrew Richard | Other | — | 83 | ~1857 |
| Mary Anderson | Daughter | — | 11 | ~1929 |
| Vivian Anderson | Daughter | — | 23 | ~1917 |
| Audrey Anderson | Daughter | — | 22 | ~1918 |
| Effie Anderson | Spouse | — | 45 | ~1895 |
| Fred Anderson | Head | — | 48 | ~1892 |
| Laura Richard | Other | — | 81 | ~1859 |
| C Richard | Son | — | 24 | ~1916 |
| Marjorie Anderson | Daughter | — | 14 | ~1926 |
| Mildred Richard | Other | — | 25 | ~1915 |
Census Appearances
1930
Rock Island, …
Daughter, age 5
Rock Island, Illinois · implied b. ~1925 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Shirley |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Daughter, age 15
Rock-Island-County, Illinois · implied b. ~1925 — 11 household members
| Surname | Anderson |
| Given Name | Shirley R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Moline City |
| 1935 Residence (County) | Rock Island |
| Class of Worker | 0 |
| Hours Worked | 6 |
| Highest Grade | Hs 1 |
| 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 Shirley Anderson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Shirley Anderson
Daughter · 1940 · age 15 · b. ~1925 · Illinois
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Sibling
Mary Anderson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie Anderson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vivian Anderson
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
C Richard
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Audrey Anderson
Sibling · 1940 · age 22
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 — Rock-Island-County, Illinois
Open full size
1940 US Federal Census — Rock-Island-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00875-00280)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John W. Kavanaugh | 74 | Head | — | Indiana |
| 2 | Bennett J. Kavanaugh | 27 | Son | Machinist | Illinois |
| 3 | Beatrice Kavanaugh | 37 | Daughter | — | Missouri |
| 4 | Gladys Herlewaat | 47 | Daughter | — | Iowa |
| 5 | Harry J. Bengston | 70 | Head | — | Illinois |
| 6 | Annie Bengston | 73 | Wife | — | Sweden |
| 7 | Oscar L. Telleberg | 53 | Head | General Laborer | Illinois |
| 8 | Julia A. Telleberg | 46 | Wife | — | Illinois |
| 9 | Isaac S. Bauer | 71 | Head | Vice President | Missouri |
| 10 | Dorothy Bauer | 42 | Daughter | Secy. + Treas. | Minnesota |
| 11 | Henrietta Reid | 65 | Sister | — | Illinois |
| 12 | Frances H. Lawson | 71 | Head | — | Iowa |
| 13 | Arthur S. Burke | 41 | Head | Trucker Helper | Illinois |
| 14 | Arthur S. Burke | 19 | Son | Truck Driver | Illinois |
| 15 | Howard S. Burke | 17 | Son | — | Illinois |
| 16 | Delores M. Burke | 16 | Daughter | — | Illinois |
| 17 | Betty J. Burke | 14 | Daughter | — | Illinois |
| 18 | Lavonne R. Burke | 11 | Daughter | — | Illinois |
| 19 | Paul L. Perry | 35 | Head | Machinist | Illinois |
| 20 | Vera M. Perry | 33 | Wife | — | Illinois |
| 21 | Charles E. Perry | 13 | Son | — | Wisconsin |
| 22 | Barbara J. Perry | 9 | Daughter | — | Illinois |
| 23 | Frances R. Fuller | 62 | Head | — | Illinois |
| 24 | Leanne Fuller | 35 | Daughter | Buyer | Illinois |
| 25 | Robert P. Fuller | 30 | Son | Sheet Metal Worker | Illinois |
| 26 | Fred H. Anderson | 48 | Head | Policeman | Illinois |
| 27 | Effie S. Anderson | 45 | Wife | — | Iowa |
| 28 | Vivian J. Anderson | 23 | Daughter | Button Marker | Illinois |
| 29 | Audrey U. Anderson | 22 | Daughter | House Maid | Illinois |
| 30 | Shirley R. Anderson THIS PERSON | 15 | Daughter | — | Illinois |
| 31 | Marjorie J. Anderson | 14 | Daughter | — | Illinois |
| 32 | Mary E. Anderson | 11 | Daughter | — | Illinois |
| 33 | C. Richard | 24 | Son | Driller | Illinois |
| 34 | Mildred Richard | 25 | Daughter-in-law | — | Illinois |
| 35 | Andrew Richard | 83 | Father | — | Sweden |
| 36 | Laura Richard | 81 | Mother | — | Sweden |
| 37 | Ralph Ruggles | 25 | Head | Veterinarian | Missouri |
| 38 | Ida M. Ruggles | 22 | Wife | Play Ground Directr | Missouri |
| 39 | Kenneth D. Ruggles | 29 | Head | Ass'T. Veterinarian | Missouri |
| 40 | Dorothy Ruggles | 29 | Wife | Teacher | Iowa |
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)