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Mary Mccarty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lawrence-County, Illinois
Our Model Tree links this Mary Mccarty across the 1930 and 1940 US Censuses in Lawrence-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 9-person household.
Age 17
b. ~1923
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lawrence-County, Illinois |
| Surname | McCarty |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Bond Twp. |
| 1935 Residence (County) | Lawrence |
| Additional Details | |
| Occupation | Maid |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 80 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Maid |
| Township / Ward | Bond Twp |
| Est. Birth Year | ~1923 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Connie Mccarty | Daughter | — | 5 | ~1935 |
| Reba Mccarty | Daughter | — | 8 | ~1932 |
| Edith Mccarty | Daughter | — | 10 | ~1930 |
| Mary Mccarty | Daughter | — | 17 | ~1923 |
| Herbert Mccarty | Head | — | 40 | ~1900 |
| Vern Mccarty | Son | — | 14 | ~1926 |
| Lester Mccarty | Son | — | 12 | ~1928 |
| Roland Mccarty | Son | — | 18 | ~1922 |
| Mildred Mccarty | Spouse | — | 34 | ~1906 |
Census Appearances
1930
Lawrence, Illinois
Daughter, age 7
Lawrence, Illinois · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarty |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Lawrence-County, Illinois
Daughter, age 17
Lawrence-County, Illinois · implied b. ~1923 — 9 household members
| Surname | McCarty |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Bond Twp. |
| 1935 Residence (County) | Lawrence |
| Occupation | Maid |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 80 |
| Highest Grade | H 2 |
| 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 Mary Mccarty across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mccarty
Daughter · 1940 · age 17 · b. ~1923 · Illinois
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Sibling
Vern Mccarty
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Reba Mccarty
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Connie Mccarty
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Mccarty
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lester Mccarty
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roland Mccarty
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 — Lawrence-County, Illinois
Open full size
1940 US Federal Census — Lawrence-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00835-00042)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Magill | 24 | Son | Salesman | Illinois |
| 2 | Fred Jr Magill | 15 | Son | — | Illinois |
| 3 | Riley Stevenson | 59 | Head | Labor | Illinois |
| 4 | Barbara Stevenson | 62 | Wife | — | Illinois |
| 5 | Lindsay Stevenson | 24 | Son | Labor | Illinois |
| 6 | Bertis Stevenson | 20 | Son | Bookkeeper | Illinois |
| 7 | Edmund Stevenson | 16 | Son | — | Illinois |
| 8 | W. J. Peecher | 66 | Head | Farmer | Illinois |
| 9 | Glenn Warner | 32 | Head | Shipping Clerk | Illinois |
| 10 | Millie Warner | 32 | Wife | Teacher | Illinois |
| 11 | Herbert Emmons | 57 | Head | Farmer | Illinois |
| 12 | Daisy Emmons | 57 | Wife | — | Illinois |
| 13 | Wm Schreffler | 84 | Father-in-law | — | Illinois |
| 14 | Clifford Hawkins | 44 | Head | Farmer | Indiana |
| 15 | Irene Hawkins | 37 | Wife | — | Indiana |
| 16 | Clifford Jr Hawkins | 13 | Son | — | Indiana |
| 17 | Ruth Hawkins | 11 | Daughter | — | Illinois |
| 18 | Billie Hawkins | 8 | Son | — | Illinois |
| 19 | Tommie Hawkins | 4 | Son | — | Illinois |
| 20 | Herbert Mccarty | 40 | Head | Farmer | Illinois |
| 21 | Mildred Mccarty | 34 | Wife | — | Illinois |
| 22 | Roland Mccarty | 18 | Son | Checker | Illinois |
| 23 | Mary Mccarty THIS PERSON | 17 | Daughter | Maid | Illinois |
| 24 | Vern Mccarty | 14 | Son | — | Illinois |
| 25 | Lester Mccarty | 12 | Son | — | Illinois |
| 26 | Edith Mccarty | 10 | Daughter | — | Illinois |
| 27 | Reba Mccarty | 8 | Daughter | — | Illinois |
| 28 | Connie Mccarty | 5 | Daughter | — | Illinois |
| 29 | Harry Green | 38 | Head | Farmer | Illinois |
| 30 | Rosa Green | 36 | Wife | — | Illinois |
| 31 | Donald Green | 16 | Son | Labor | Illinois |
| 32 | Audene Green | 14 | Daughter | — | Illinois |
| 33 | Darlene Green | 10 | Daughter | — | Illinois |
| 34 | Mary E Green | 7 | Daughter | — | Illinois |
| 35 | Donald G Green | 3 | Son | — | Illinois |
| 36 | Leslie Miles | 43 | Head | Farmer | Illinois |
| 37 | Maud Miles | 40 | Wife | — | Illinois |
| 38 | Mary L Miles | 12 | Daughter | — | Illinois |
| 39 | Owen Miles | 11 | Son | — | Illinois |
| 40 | Howard Childress | 31 | Head | Farmer | 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)