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Martha Morris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Warren-County, Illinois
Our Model Tree links this Martha Morris across the 1930 and 1940 US Censuses in Warren-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 7-person household.
Age 17
b. ~1923
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Warren-County, Illinois |
| Surname | Morris |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Monmouth Twp |
| 1935 Residence (County) | Warren |
| Additional Details | |
| Highest Grade | H 2 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Monmouth 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Martha Morris | Daughter | — | 17 | ~1923 |
| Barbara Morris | Daughter | — | 10 | ~1930 |
| John Morris | Son | — | 19 | ~1921 |
| James Morris | Son | — | 12 | ~1928 |
| William Morris | Head | — | 58 | ~1882 |
| Margaret Morris | Spouse | — | 53 | ~1887 |
| Robert Morris | Son | — | 14 | ~1926 |
Census Appearances
1930
Warren, Illinois
Daughter, age 8
Warren, Illinois · implied b. ~1922 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morris |
| Given Name | Martha E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Warren-County, Illinois
Daughter, age 17
Warren-County, Illinois · implied b. ~1923 — 7 household members
| Surname | Morris |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Monmouth Twp |
| 1935 Residence (County) | Warren |
| Highest Grade | H 2 |
| 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 Martha Morris across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Morris
Daughter · 1940 · age 17 · b. ~1923 · Illinois
★ You are viewing this record
Sibling
James Morris
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Morris
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Morris
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Morris
Sibling · 1940 · age 10
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 — Warren-County, Illinois
Open full size
1940 US Federal Census — Warren-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00901-00450)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Ray Kettering | 47 | Head | Farm Operator | Nebraska |
| 2 | Florence Kettering | 44 | Wife | Housewife | Illinois |
| 3 | Lois Kettering | 19 | Daughter | — | Illinois |
| 4 | Donald Kettering | 9 | Son | — | Illinois |
| 5 | John Jr. Turnquist | 20 | Head | Truck Driver | Illinois |
| 6 | Nellie Turnquist | 25 | Wife | Housewife | Illinois |
| 7 | Carwin Turnquist | 0 | Son | — | Illinois |
| 8 | T. Theo Boyd | 35 | Head | Pressman | Illinois |
| 9 | Inez W. Boyd | 34 | Wife | Housewife | Illinois |
| 10 | Mary Boyd | 14 | Daughter | — | Illinois |
| 11 | Robert Boyd | 12 | Son | — | Illinois |
| 12 | Marlene Boyd | 3 | Daughter | — | Illinois |
| 13 | Clarence Blair | 43 | Head | Farm Operator | Kentucky |
| 14 | Billie Blair | 15 | Son | — | Kentucky |
| 15 | Troy Buster | 22 | Lodger | Farm Hand | Kentucky |
| 16 | Rosalie Buster | 19 | Lodger | Housewife | Kentucky |
| 17 | Shirley Buster | 2 | Lodger | — | Illinois |
| 18 | Robert Buster | 0 | Lodger | — | Illinois |
| 19 | Andrew E. Scott | 72 | Head | Operator | Denmark |
| 20 | Christina Scott | 56 | Wife | Operator | Denmark |
| 21 | Sofia Scott | 22 | Daughter | — | Illinois |
| 22 | Anna Scott | 20 | Daughter | Waitress | Illinois |
| 23 | Audrey Scott | 17 | Daughter | Waitress | Illinois |
| 24 | Alfred A. Olson | 61 | Head | Operator | Illinois |
| 25 | Mary Olson | 57 | Wife | — | Illinois |
| 26 | Armound Olson | 23 | Head | Farm Operator | Illinois |
| 27 | Frances E. Olson | 23 | Wife | — | Illinois |
| 28 | William F. Morris | 58 | Head | Farm Operator | Illinois |
| 29 | Margaret Morris | 53 | Wife | Housewife | Illinois |
| 30 | John R. Morris | 19 | Son | Farm Hand | Illinois |
| 31 | Martha Morris THIS PERSON | 17 | Daughter | — | Illinois |
| 32 | Robert Morris | 14 | Son | — | Illinois |
| 33 | James P. Morris | 12 | Son | — | Illinois |
| 34 | Barbara Morris | 10 | Daughter | — | Illinois |
| 35 | Alfred White | 46 | Head | Farm Operator | Illinois |
| 36 | Katherine White | 48 | Wife | Housewife | Illinois |
| 37 | Robert White | 21 | Son | Farm Hand | Illinois |
| 38 | Evelyn R. White | 18 | Daughter | Secretary | Illinois |
| 39 | Mary E. White | 13 | Daughter | — | Illinois |
| 40 | Louisa White | 10 | 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)