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Betty Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Carroll-County, Illinois
Our Model Tree links this Betty Martin across the 1930 and 1940 US Censuses in Carroll-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 7-person household.
Age 10
b. ~1930
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Carroll-County, Illinois |
| Surname | Martin |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Cherry Grove |
| 1935 Residence (County) | Carroll |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | S 5 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Cherry Grove |
| Est. Birth Year | ~1930 |
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 Betty | Age | Birth yr |
|---|---|---|---|---|
| June Martin | Daughter | — | 14 | ~1926 |
| Mabel Martin | Spouse | — | 37 | ~1903 |
| Jesse Martin | Son | — | 4 | ~1936 |
| Betty Martin | Daughter | — | 10 | ~1930 |
| Clyde Martin | Son | — | 3 | ~1937 |
| Lloyd Martin | Son | — | 13 | ~1927 |
| Walter Martin | Head | — | 39 | ~1901 |
Census Appearances
1930
Carroll, Illinois
Daughter, age
Carroll, Illinois · implied b. ~1930 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Betty J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| 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
Carroll-County, Illinois
Daughter, age 10
Carroll-County, Illinois · implied b. ~1930 — 7 household members
| Surname | Martin |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Cherry Grove |
| 1935 Residence (County) | Carroll |
| Class of Worker | 0 |
| Highest Grade | S 5 |
| 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 Betty Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Martin
Daughter · 1940 · age 10 · b. ~1930 · Illinois
★ You are viewing this record
Sibling
June Martin
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jesse Martin
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Martin
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde Martin
Sibling · 1940 · age 3
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 — Carroll-County, Illinois
Open full size
1940 US Federal Census — Carroll-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00763-00254)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Julia Bircher | 62 | Aunt | — | Illinois |
| 42 | Joseph Ross | 39 | Boarder | Electrician | Illinois |
| 43 | Robert Sargent | 36 | Head | Mechanic | Illinois |
| 44 | Lucille Sargent | 36 | Wife | — | Illinois |
| 45 | Ransom Sargent | 11 | Son | — | Illinois |
| 46 | Virginia Sargent | 7 | Daughter | — | Illinois |
| 47 | Marjorie Sargent | 3 | Son | — | Illinois |
| 48 | Ira Eisenbise | 36 | Head | Decorator | Illinois |
| 49 | Edna Eisenbise | 35 | Wife | — | Illinois |
| 50 | Lloyd Garman | 30 | Head | Operator | Illinois |
| 51 | Gladys Garman | 28 | Wife | — | Illinois |
| 52 | George Corbett | 58 | Head | Operator | Illinois |
| 53 | Cora Corbett | 54 | Wife | — | Illinois |
| 54 | John Harleson | 62 | Laborer | Laborer | Norway |
| 55 | Charles Rowland | 65 | Head | Operator | Illinois |
| 56 | Addie Rowland | 63 | Wife | — | Illinois |
| 57 | John Turner | 51 | Head | Operator | Maryland |
| 58 | Flora Turner | 42 | Wife | — | Kansas |
| 59 | Charles Zuck | 52 | Head | Operator | Illinois |
| 60 | Bertha Zuck | 50 | Wife | — | Illinois |
| 61 | Robert Zuck | 14 | Son | — | Illinois |
| 62 | Walter Martin | 39 | Head | Operator | Illinois |
| 63 | Mabel Martin | 37 | Wife | — | Illinois |
| 64 | June Martin | 14 | Daughter | — | Illinois |
| 65 | Lloyd Martin | 13 | Son | — | Illinois |
| 66 | Betty Martin THIS PERSON | 10 | Daughter | — | Illinois |
| 67 | Jesse Martin | 4 | Son | — | Illinois |
| 68 | Clyde Martin | 3 | Son | — | Illinois |
| 69 | Elza Sargent | 58 | Head | — | Illinois |
| 70 | Elizabeth Sword | 76 | Head | — | Maryland |
| 71 | Charles Sword | 53 | Son | — | Illinois |
| 72 | Anna Merchant | 51 | Head | — | Illinois |
| 73 | George Ripper | 25 | Head | Operator | Illinois |
| 74 | Elvis Ripper | 69 | Sister | — | Illinois |
| 75 | Howard Berren | 42 | Head | Operator | Illinois |
| 76 | Maranda Berren | 35 | Wife | — | Illinois |
| 77 | Aleen Berren | 18 | Daughter | — | Illinois |
| 78 | Dorothy Berren | 16 | Daughter | — | Illinois |
| 79 | Glen Berren | 14 | Son | — | Illinois |
| 80 | Betty Jean Berren | 12 | Daughter | — | Illinois |
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)