MC
Margaret Carter — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Margaret Carter across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Clarence & Clarence — first a daughter (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Carter |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | La Grange Village |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | typist |
| Industry | carbonic gas manufacturing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1020 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Typist |
| Township / Ward | La Grange Village |
| Est. Birth Year | ~1917 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| C Carter | Head | — | 57 | ~1883 |
| Robert Carter | Son | — | 20 | ~1920 |
| Margaret Carter | Spouse | — | 52 | ~1888 |
| Margaret Carter | Daughter | — | 23 | ~1917 |
Census Appearances
1920
Cook, Illinois
Daughter, age 2
Cook, Illinois · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carter |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | England |
| Mother's Birthplace | Kansas |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 13
Cook, Illinois · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carter |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | England |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 23
Cook-County, Illinois · implied b. ~1917 — 4 household members
| Surname | Carter |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | La Grange Village |
| 1935 Residence (County) | Cook |
| Occupation | typist |
| Industry | carbonic gas manufacturing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1020 |
| Highest Grade | C 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 Margaret Carter across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Clarence Carter (~0.92 confidence) and father Clarence Carter (~0.92 confidence) and mother Margaret Carter (~0.92 confidence) and mother Margaret Carter (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Clarence Carter
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Clarence Carter
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Margaret Carter
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Margaret Carter
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Carter
Daughter · 1940 · age 23 · b. ~1917 · Illinois
★ You are viewing this record
Sibling
Robert Carter
Sibling · 1940 · age 20
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-t0627-00782-00226)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | C. Jr. Daniel | 17 | Son | Delivery | Indiana |
| 2 | George E. Piper | 57 | Head | Business Analyst | Michigan |
| 3 | Beatrice Piper | 57 | Wife | Housewife | England |
| 4 | George Jr. Piper | 20 | Son | — | Kansas |
| 5 | Rollin Thatcher | 56 | Head | Purchasing Agent | Ohio |
| 6 | Enid Thatcher | 52 | Wife | — | Illinois |
| 7 | Ronald Thatcher | 19 | Son | Laborer | Illinois |
| 8 | Barbara Thatcher | 14 | Daughter | — | Illinois |
| 9 | Harry H. Ide | 60 | Head | Telephone Engineer | Indiana |
| 10 | Edith M. Ide | 58 | Wife | — | Minnesota |
| 11 | Marion Ide | 21 | Daughter | Elementary Teacher | Michigan |
| 12 | C. H. Carter | 57 | Head | President | England |
| 13 | Margaret D. Carter | 52 | Wife | — | Tennessee |
| 14 | Margaret Carter THIS PERSON | 23 | Daughter | Typist | Illinois |
| 15 | Robert Carter | 20 | Son | — | Illinois |
| 16 | L. S. Baker | 60 | Head | Supervisor | Indiana |
| 17 | Anna R. Baker | 57 | Wife | — | Indiana |
| 18 | E. G. Borton | 51 | Head | Advertising Director | Michigan |
| 19 | Dorothea Borton | 45 | Wife | — | New York |
| 20 | Glen Borton | 14 | Son | — | Illinois |
| 21 | Donna Jean Borton | 12 | Daughter | — | Illinois |
| 22 | Arthur D. Pellar | 46 | Head | Assistant Secretary | Ohio |
| 23 | Florence Pellar | 44 | Wife | — | Ohio |
| 24 | Arthur D. Jr. Pellar | 21 | Son | — | Ohio |
| 25 | Leonard James | 56 | Head | Illuminating Engineer | Illinois |
| 26 | Elizabeth S. James | 48 | Wife | — | Illinois |
| 27 | Robert M. James | 17 | Son | — | Illinois |
| 28 | William G. James | 16 | Son | — | Wisconsin |
| 29 | Walter Minnich | 52 | Head | Electrical Engineer | Wisconsin |
| 30 | Jessie C. Minnich | 48 | Wife | — | Illinois |
| 31 | Margaret C. Minnich | 21 | Daughter | — | Illinois |
| 32 | Ruth G. Minnich | 19 | Daughter | — | New Jersey |
| 33 | Clara Campbell | 74 | Mother in law | — | England |
| 34 | Russell Besser | 44 | Head | Manager Insurance Department | Rhode Island |
| 35 | Eva Besser | 44 | Wife | — | Iowa |
| 36 | Russell Jr. Besser | 4 | Son | 0 | Illinois |
| 37 | Stella Coulson | 74 | Mother in law | — | Illinois |
| 38 | Extra Line By Mistake | None | — | — | — |
| 39 | R. J. Wallace | 53 | Head | Manager | Illinois |
| 40 | Stella H. Wallace | 52 | Wife | — | Illinois |
Pedigree Summary
Margaret + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)