RS
Rebecca Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Coles-County, Illinois
Our Model Tree links this Rebecca Smith across the 1930 and 1940 US Censuses in Coles-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 10-person household.
Age 11
b. ~1929
Female
Daughter
Born: ILLINOIS
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Coles-County, Illinois |
| Surname | SMITH |
| Given Name | REBECCA J. |
| Relationship to Head | DAUGHTER |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | ILLINOIS |
| 1935 Residence (City) | Mattoon City |
| 1935 Residence (County) | Coles |
| Additional Details | |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Mattoon City |
| Est. Birth Year | ~1929 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Rebecca | Age | Birth yr |
|---|---|---|---|---|
| Rebecca Smith | Daughter | — | 11 | ~1929 |
| Joyce Smith | Daughter | — | 4 | ~1936 |
| Catherine Smith | Daughter | — | 9 | ~1931 |
| Janice Smith | Daughter | — | 17 | ~1923 |
| Marilyn Smith | Daughter | — | 2 | ~1938 |
| Ivan Smith | Head | — | 41 | ~1899 |
| John Smith | Son | — | 15 | ~1925 |
| James Smith | Son | — | 18 | ~1922 |
| Joseph Smith | Son | — | 13 | ~1927 |
| Oata Smith | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Coles, Illinois
Daughter, age 1
Coles, Illinois · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Rebecca J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Coles-County, Illinois
Daughter, age 11
Coles-County, Illinois · implied b. ~1929 — 10 household members
| Surname | SMITH |
| Given Name | REBECCA J. |
| Relationship to Head | DAUGHTER |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | ILLINOIS |
| 1935 Residence (City) | Mattoon City |
| 1935 Residence (County) | Coles |
| Highest Grade | 4 |
| 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 Rebecca Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Rebecca Smith
Daughter · 1940 · age 11 · b. ~1929 · Illinois
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Sibling
Joseph Smith
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marilyn Smith
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Smith
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Smith
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janice Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Smith
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Smith
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 — Coles-County, Illinois
Open full size
1940 US Federal Census — Coles-County, Illinois
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00771-00603)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elizabeth Helton | 59 | WIFE | — | ILLINOIS |
| 42 | Roy Helton | 31 | SON | Shipping Clerk | ILLINOIS |
| 43 | Ivan J. Smith | 41 | HEAD | Common Laborer | INDIANA |
| 44 | Oata C. Smith | 42 | WIFE | — | ILLINOIS |
| 45 | James W. Smith | 18 | SON | Janitor | ILLINOIS |
| 46 | Janice P. Smith | 17 | DAUGHTER | Maid | ILLINOIS |
| 47 | John M. Smith | 15 | SON | — | ILLINOIS |
| 48 | Joseph E. Smith | 13 | SON | — | ILLINOIS |
| 49 | Rebecca J. Smith THIS PERSON | 11 | DAUGHTER | — | ILLINOIS |
| 50 | Catherine J. Smith | 9 | DAUGHTER | — | ILLINOIS |
| 51 | Joyce A. Smith | 4 | DAUGHTER | — | ILLINOIS |
| 52 | Marilyn J. Smith | 2 | DAUGHTER | — | ILLINOIS |
| 53 | Cloe Young | 38 | HEAD | Bundle Wrapper | ILLINOIS |
| 54 | Kenneth A. Young | 14 | SON | Sales Clerk | ILLINOIS |
| 55 | R. Eugene Young | 9 | SON | — | ILLINOIS |
| 56 | Donald D. Young | 5 | SON | — | ILLINOIS |
| 57 | Patsy P. Murphy | 18 | MAID | Maid | KENTUCKY |
| 58 | Clarence B. Haugh | 44 | HEAD | Foreman Broom Maker | ILLINOIS |
| 59 | Harriet D. Haugh | 46 | WIFE | — | ILLINOIS |
| 60 | Raymond L. Haugh | 17 | SON | Floor Man | ILLINOIS |
| 61 | Edith B. Haugh | 11 | DAUGHTER | — | ILLINOIS |
| 62 | Lloyd D. Haugh | 4 | SON | — | ILLINOIS |
| 63 | Harry E. Haugh | 20 | SON | — | ILLINOIS |
| 64 | J. Vernon Haugh | 14 | SON | — | ILLINOIS |
| 65 | Homer Haugh | 69 | HEAD | — | ILLINOIS |
| 66 | Cordelia Haugh | 70 | WIFE | — | KENTUCKY |
| 67 | Edmund Haugh | 24 | SON | Broom Maker | ILLINOIS |
| 68 | Owen A. Mattingly | 35 | HEAD | Truck Driver | KENTUCKY |
| 69 | Letha V. Mattingly | 29 | WIFE | Shoe Machine Stitcher | ILLINOIS |
| 70 | Mildred L. Mattingly | 15 | DAUGHTER | — | ILLINOIS |
| 71 | William M. Mattingly | 9 | SON | — | ILLINOIS |
| 72 | Jessie R. Brewster | 44 | HEAD | Proprietor | ILLINOIS |
| 73 | Lucille Brewster | 38 | WIFE | — | ILLINOIS |
| 74 | Robert E. Brewster | 19 | SON | New Worker | ILLINOIS |
| 75 | James N. Brewster | 11 | SON | — | ILLINOIS |
| 78 | Joe Howard | 32 | HEAD | Managing Bartender | ILLINOIS |
| 79 | Gladys B. Howard | 29 | WIFE | Sales Lady | INDIANA |
| 80 | Gerald L. Oliver | None | WIFE | 72 | No 2 |
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)