ES
Elizabeth Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sangamon-County, Illinois
Our Model Tree links this Elizabeth Sullivan across the 1920, 1930 and 1940 US Censuses in Sangamon-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1876), then head of a 4-person household.
Age 64
b. ~1876
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sangamon-County, Illinois |
| Surname | Sullivan |
| Given Name | Elizabeth |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Sangamon |
| Additional Details | |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Springfield City |
| Est. Birth Year | ~1876 |
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 Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Helen Sullivan | Daughter | — | 21 | ~1919 |
| Elizabeth Sullivan | Daughter | — | 29 | ~1911 |
| James Sullivan | Head | — | 65 | ~1875 |
| Elizabeth Sullivan | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Sangamon, Illinois
Spouse, age 43
Sangamon, Illinois · implied b. ~1877 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Sangamon, Illinois
Spouse, age 54
Sangamon, Illinois · implied b. ~1876 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Sangamon-County, Illinois
Spouse, age 64
Sangamon-County, Illinois · implied b. ~1876 — 4 household members
| Surname | Sullivan |
| Given Name | Elizabeth |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Sangamon |
| 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 Elizabeth Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Elizabeth Sullivan
Spouse · 1940 · age 64 · b. ~1876 · 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-t0627-00886-00237)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bennett George E. Bennett | 22 | son | Machinist | Missouri |
| 42 | Bennett Richard J. Bennett | 18 | son | Salesman | Illinois |
| 43 | Margaret Kelly | 35 | head | — | Illinois |
| 44 | Thomas Kelly | 12 | son | — | Illinois |
| 45 | Janet Kelly | 10 | daughter | — | Illinois |
| 46 | Donald Kelly | 9 | son | — | Illinois |
| 47 | Mary Kelly | 4 | daughter | — | Illinois |
| 48 | James Sullivan | 65 | head | Retail Merchant | Illinois |
| 49 | Elizabeth Sullivan THIS PERSON | 64 | wife | — | Illinois |
| 50 | Elizabeth Sullivan | 29 | daughter | Senior Clerk | Illinois |
| 51 | Helen Sullivan | 21 | daughter | Stenographer | Illinois |
| 52 | John P. Reilly | 59 | head | Manager | Illinois |
| 53 | Nellie Reilly | 55 | wife | — | Illinois |
| 54 | James P. Reilly | 24 | son | Investigator | Illinois |
| 55 | Jerome R. Reilly | 19 | son | — | Illinois |
| 56 | Lutie Luttrell | 34 | head | Beer Business | Illinois |
| 57 | Elsie Luttrell | 32 | wife | Stenographer | Illinois |
| 58 | Harry T. Hanrahan | 44 | head | Proprietor | Illinois |
| 59 | Nell G. Hanrahan | 48 | wife | — | Illinois |
| 60 | Robert T. Hanrahan | 18 | son | — | Illinois |
| 61 | Eleanor Hanrahan | 15 | daughter | — | Illinois |
| 62 | Joan Hanrahan | 13 | daughter | — | Illinois |
| 63 | James Hanrahan | 6 | son | — | Illinois |
| 64 | John E. Canady | 37 | head | Office Manager | Illinois |
| 65 | Frances E. Canady | 36 | wife | — | England |
| 66 | John E. Jr. Canady | 11 | son | — | Pennsylvania |
| 67 | Ronald W. Canady | 10 | son | — | Pennsylvania |
| 68 | Arthur R. Canady | 7 | son | — | Illinois |
| 69 | Richard Canady | 5 | son | — | Illinois |
| 70 | Barbara D. Canady | 2 | daughter | — | Illinois |
| 71 | Fred Ranney | 46 | head | Mechanic | Illinois |
| 72 | Ella Ranney | 34 | wife | — | Missouri |
| 73 | Richard Ranney | 16 | son | — | Illinois |
| 74 | Don Ranney | 8 | son | Salesman | Illinois |
| 75 | John Lowe | 28 | head | Salesman | Illinois |
| 76 | Petrah Lowe | 29 | wife | — | Illinois |
| 77 | Phyllis Lowe | 6 | daughter | — | Illinois |
| 78 | Marilyn Lowe | 4 | daughter | — | Illinois |
| 79 | Robert G. Ridley | 44 | head | Elevator Operator | Scotland |
| 80 | Evelyn Ridley | 44 | wife | — | 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)