RJ
Ruth Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Macoupin-County, Illinois
Our Model Tree links this Ruth Jackson across the 1920, 1930 and 1940 US Censuses in Macoupin-County, Illinois (XGBoost, ~Confirmed), with identified parents Sophie & Henry — first a daughter (b.~1901), then head of a 2-person household.
Age 39
b. ~1901
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Macoupin-County, Illinois |
| Surname | Jackson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Gillespie city |
| 1935 Residence (County) | Macoupin |
| Additional Details | |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Gillespie City |
| Est. Birth Year | ~1901 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Jackson | Daughter | — | 39 | ~1901 |
| Sophie Jackson | Head | — | 67 | ~1873 |
Census Appearances
1920
Macoupin, Illinois
Daughter, age 18
Macoupin, Illinois · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| 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
Macoupin, Illinois
Daughter, age 29
Macoupin, Illinois · implied b. ~1901 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Ruth C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Macoupin-County, Illinois
Daughter, age 39
Macoupin-County, Illinois · implied b. ~1901 — 2 household members
| Surname | Jackson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Gillespie city |
| 1935 Residence (County) | Macoupin |
| Highest Grade | H 1 |
| 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 Ruth Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Sophie Jackson (~0.92 confidence) and father Henry Jackson (~0.92 confidence) and mother Sophia Jackson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Sophie Jackson
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Henry Jackson
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Sophia Jackson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Jackson
Daughter · 1940 · age 39 · b. ~1901 · 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 — Macoupin-County, Illinois
Open full size
1940 US Federal Census — Macoupin-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00846-00220)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas Hollmann | 12 | Son | — | Illinois |
| 2 | William Helfer | 45 | Head | Janitor | Illinois |
| 3 | Lena Helfer | 44 | Wife | — | Illinois |
| 4 | Clinton M. Helfer | 17 | Son | Night Guard | Illinois |
| 5 | Orville Helfer | 14 | Son | — | Illinois |
| 6 | Leroy Helfer | 20 | Son | Steel Worker | Illinois |
| 7 | Velda Helfer | 16 | Daughter | — | Illinois |
| 8 | Wayne Lee Helfer | 0 | Grandson | — | Illinois |
| 9 | James O'Neil | 66 | Head | — | Holland |
| 10 | Anna O'Neil | 68 | Wife | — | Scotland |
| 11 | Extra Line O'Neil | None | — | — | — |
| 12 | Harry T. Sams | 35 | Head | Fireman | Minnesota |
| 13 | Lena Sams | 39 | Wife | — | Iowa |
| 14 | Barbara Sams | 18 | Daughter | — | Iowa |
| 15 | Elmer Byers | 48 | Head | Salesman | Illinois |
| 16 | Wilma Byers | 40 | Wife | — | Illinois |
| 17 | Harold Byers | 20 | Son | Laborer | Illinois |
| 18 | Gerald Byers | 17 | Son | — | Illinois |
| 19 | Shirley Drake | 9 | Niece | — | Illinois |
| 20 | J. Mcgregor | 51 | Head | Seamstress | West Virginia |
| 21 | Florian Neff | 47 | Head | Fireman | Austria |
| 22 | James A. Gaddy | 74 | Head | — | Illinois |
| 23 | Hugh R. Gaddy | 45 | Son | Merchant | Illinois |
| 24 | Extra Line Gaddy | None | — | — | — |
| 25 | Extra Line Gaddy | None | — | — | — |
| 26 | Amelia Luhapp | 56 | Head | — | Illinois |
| 27 | Ella Walker | 25 | Lodger | — | California |
| 28 | Sophie Jackson | 67 | Head | — | Illinois |
| 29 | Ruth Jackson THIS PERSON | 39 | Daughter | — | Illinois |
| 30 | Following Persons Live At 1106 3Rd St | None | — | — | — |
| 31 | James R. Andrew | 35 | Head | Trip Rider | Colorado |
| 32 | Mildred Andrew | 34 | Wife | — | Illinois |
| 33 | Gaye Andrew | 17 | Daughter | — | Illinois |
| 34 | Richard Andrew | 7 | Son | — | Illinois |
| 35 | Joe Anderson | 35 | Head | Motorman | Colorado |
| 36 | Elizabeth Anderson | 27 | Wife | — | Iowa |
| 37 | Following Persons Live At 1107 Third St | None | — | — | — |
| 38 | Henry C. Hopper | 37 | Head | Motorman | Illinois |
| 39 | Almyra Hopper | 45 | Wife | — | Illinois |
| 40 | Harry W. Hopper | 8 | Son | — | Illinois |
Pedigree Summary
Ruth
Gen 1 · 3 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)