GJ
Gertrude Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Douglas-County, Illinois
Our Model Tree links this Gertrude Jones across the 1920, 1930 and 1940 US Censuses in Douglas-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 4-person household.
Age 42
b. ~1898
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Illinois |
| Surname | Jones |
| Given Name | Gertrude |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Bourbon Township |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Bourbon Township |
| Est. Birth Year | ~1898 |
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 Gertrude | Age | Birth yr |
|---|---|---|---|---|
| Marjory Jones | Daughter | — | 19 | ~1921 |
| Malden Jones | Head | — | 42 | ~1898 |
| Richard Jones | Son | — | 14 | ~1926 |
| Gertrude Jones | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Douglas, Illinois
Spouse, age 21
Douglas, Illinois · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Douglas, Illinois
Spouse, age 31
Douglas, Illinois · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 19 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Douglas-County, Illinois
Spouse, age 42
Douglas-County, Illinois · implied b. ~1898 — 4 household members
| Surname | Jones |
| Given Name | Gertrude |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Bourbon Township |
| 1935 Residence (County) | Douglas |
| Highest Grade | 8 |
| 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 Gertrude Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Gertrude Jones
Spouse · 1940 · age 42 · b. ~1898 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Douglas-County, Illinois
Open full size
1940 US Federal Census — Douglas-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00795-00171)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Clapp | 14 | son | — | Illinois |
| 2 | Mary Clapp | 12 | daughter | — | Illinois |
| 3 | Joe Clapp | 2 | son | — | Illinois |
| 4 | Amos R Allen | 53 | head | Farm Hand | Indiana |
| 5 | Ida Allen | 52 | wife | — | Indiana |
| 6 | Clayton Van Voorhis | 43 | head | Farmer | Illinois |
| 7 | Meda Van Voorhis | 43 | wife | — | Illinois |
| 8 | Dean Van Voorhis | 23 | son | Farm Hand | Illinois |
| 9 | Kathryn Van Voorhis | 19 | daughter-in-law | — | Illinois |
| 10 | Jerome Van Voorhis | 5 | nephew | — | Illinois |
| 11 | Roscoe Collins | 52 | head | Farm Manager | Illinois |
| 12 | Grace Collins | 44 | wife | — | Illinois |
| 13 | Carl Collins | 21 | son | Farm Hand | Illinois |
| 14 | Lesta Collins | 15 | daughter | — | Illinois |
| 15 | Mildred Collins | 13 | daughter | — | Illinois |
| 16 | Melvin Collins | 11 | son | — | Illinois |
| 17 | Edna Collins | 10 | daughter | — | Illinois |
| 18 | Alberta Collins | 7 | daughter | — | Illinois |
| 19 | Merle Collins | 5 | son | — | Illinois |
| 20 | Frank Van Voorhis | 66 | head | Farmer | Illinois |
| 21 | Alice Van Voorhis | 63 | wife | — | Illinois |
| 22 | Max Van Voorhis | 26 | grandson | Farm Hand | Illinois |
| 23 | Genell Van Voorhis | 20 | granddaughter-in-law | — | Illinois |
| 24 | John Van Voorhis | 1 | great grandson | — | Illinois |
| 25 | William Arwine | 52 | head | Farmer | Illinois |
| 26 | Hazel Arwine | 45 | wife | — | Illinois |
| 27 | Lois Arwine | 17 | daughter | — | Illinois |
| 28 | Joan Arwine | 12 | daughter | — | Illinois |
| 29 | Reece Van Voorhis | 39 | head | Farmer | Illinois |
| 30 | Robert Van Voorhis | 18 | son | — | Illinois |
| 31 | Ned Van Voorhis | 16 | son | — | Illinois |
| 32 | Malden Jones | 42 | head | Farmer | Illinois |
| 33 | Gertrude Jones THIS PERSON | 42 | wife | — | Illinois |
| 34 | Marjory Jones | 19 | daughter | — | Illinois |
| 35 | Richard Jones | 14 | son | — | Illinois |
| 36 | Glenn Albin | 29 | head | Farmer | Illinois |
| 37 | Oscar Guthridge | 74 | head | Farmer | Illinois |
| 38 | Kathrine Guthridge | 63 | wife | — | Illinois |
| 39 | Iul Guthridge | 28 | son | Farmer | Illinois |
| 40 | Lucille Guthridge | 21 | 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)