RA
Ruth Allen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sangamon-County, Illinois
Our Model Tree links this Ruth Allen across the 1920, 1930 and 1940 US Censuses in Sangamon-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 6-person household.
Age 49
b. ~1891
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sangamon-County, Illinois |
| Surname | Allen |
| Given Name | Ruth |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Sangamon |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Springfield |
| Est. Birth Year | ~1891 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Mary Allen | Daughter | — | 13 | ~1927 |
| Ruth Allen | Daughter | — | 23 | ~1917 |
| Dora Allen | Daughter | — | 15 | ~1925 |
| Samuel Allen | Head | — | 54 | ~1886 |
| Charles Allen | Son | — | 18 | ~1922 |
| Ruth Allen | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Sangamon, Illinois
Spouse, age 29
Sangamon, Illinois · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Ruth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| 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
Sangamon, Illinois
Spouse, age 39
Sangamon, Illinois · implied b. ~1891 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Ruth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Sangamon-County, Illinois
Spouse, age 49
Sangamon-County, Illinois · implied b. ~1891 — 6 household members
| Surname | Allen |
| Given Name | Ruth |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Sangamon |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 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 Allen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Allen
Spouse · 1940 · age 49 · b. ~1891 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sangamon-County, Illinois
Open full size
1940 US Federal Census — Sangamon-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00887-00778)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cora Brown | 52 | wife | — | Illinois |
| 2 | Velma Brown | 25 | daughter | Typist | Illinois |
| 3 | Donald Brown | 22 | son | Boilermaker Helper | Illinois |
| 4 | William Brown | 31 | Head | Plater | Illinois |
| 5 | Velma G Brown | 30 | wife | Core Winder | Illinois |
| 6 | Hazel Brown | 6 | daughter | — | Illinois |
| 7 | Harold Barrow | 33 | Head | Tractor Driver | Illinois |
| 8 | Hazel Barrow | 33 | wife | — | Illinois |
| 9 | Doris Barrow | 14 | daughter | — | Illinois |
| 10 | Harold Barrow | 12 | son | — | Illinois |
| 11 | Caroline Barrow | 2 | daughter | — | Illinois |
| 12 | Beverly Barrow | 1 | daughter | — | Illinois |
| 13 | Lawrence Impastato | 40 | Head | Section Hand | Italy |
| 14 | Frances Impastato | 39 | wife | — | Illinois |
| 15 | Frank Impastato | 20 | son | New Worker | Illinois |
| 16 | Pauline Impastato | 15 | daughter | — | Illinois |
| 17 | Bert Armintrout | 59 | Head | Salesman | Illinois |
| 18 | Cleo O Armintrout | 56 | wife | — | Illinois |
| 19 | Paul E Jones | 43 | Head | Hoisting Engineer | Illinois |
| 20 | Iren Jones | 33 | wife | — | Illinois |
| 21 | Byron Jones | 9 | son | — | Illinois |
| 22 | Ira Dawson | 60 | Head | Tower Operator | Illinois |
| 23 | Fannie Dawson | 55 | wife | — | Illinois |
| 24 | Edgar Smith | 52 | Head | Janitor | Illinois |
| 25 | Myrtle Smith | 54 | wife | — | Illinois |
| 26 | William Hart | 34 | Head | Parts Man | Missouri |
| 27 | Dorothy Hart | 26 | wife | — | Illinois |
| 28 | Samuel Allen | 54 | Head | Laborer | Illinois |
| 29 | Ruth Allen THIS PERSON | 49 | wife | — | Illinois |
| 30 | Ruth Allen | 23 | daughter | Typist | Illinois |
| 31 | Charles Allen | 18 | son | — | Illinois |
| 32 | Dora Allen | 15 | daughter | — | Illinois |
| 33 | Mary Allen | 13 | daughter | — | Illinois |
| 34 | Henry Walker | 48 | Head | Maintenance Department Worker | Maryland |
| 35 | Ruth Walker | 43 | wife | Greenhouse Worker | Illinois |
| 36 | Samuel Luthur | 65 | Head | — | Illinois |
| 37 | Ida E Luthur | 60 | wife | — | Missouri |
| 38 | Benjamin Kruger | 37 | Head | Assistant Foreman | Illinois |
| 39 | Mollie Kruger | 36 | wife | — | Illinois |
| 40 | Helen Kruger | 16 | 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)