JT
Jane Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sangamon-County, Illinois
Our Model Tree links this Jane Thomas across the 1930 and 1940 US Censuses in Sangamon-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 7-person household.
Age 18
b. ~1922
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sangamon-County, Illinois |
| Surname | Thomas |
| Given Name | Jane |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chatham Twp |
| 1935 Residence (County) | Sangamon |
| Additional Details | |
| Occupation | House work |
| Industry | Private home |
| Class of Worker | PW |
| Income (1939) | 24 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | House Work |
| Township / Ward | Chatham Twp |
| Est. Birth Year | ~1922 |
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 Jane | Age | Birth yr |
|---|---|---|---|---|
| Jane Thomas | Daughter | — | 18 | ~1922 |
| Julia Thomas | Daughter | — | 12 | ~1928 |
| Blanche Thomas | Spouse | — | 38 | ~1902 |
| Nellie Thomas | Daughter | — | 10 | ~1930 |
| Wanda Thomas | Daughter | — | 14 | ~1926 |
| Susan Thomas | Daughter | — | 16 | ~1924 |
| William Thomas | Head | — | 47 | ~1893 |
Census Appearances
1930
Sangamon, Illinois
Daughter, age 9
Sangamon, Illinois · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| 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
Daughter, age 18
Sangamon-County, Illinois · implied b. ~1922 — 7 household members
| Surname | Thomas |
| Given Name | Jane |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chatham Twp |
| 1935 Residence (County) | Sangamon |
| Occupation | House work |
| Industry | Private home |
| Class of Worker | PW |
| Income (1939) | 24 |
| Highest Grade | H-3 |
| 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 Jane Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jane Thomas
Daughter · 1940 · age 18 · b. ~1922 · Illinois
★ You are viewing this record
Sibling
Julia Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wanda Thomas
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Susan Thomas
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nellie Thomas
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 — 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-t0627-00887-00079)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Agnes Snell | 52 | wife | — | Illinois |
| 42 | Philip Snell | 14 | son | — | Illinois |
| 43 | Leslie Butler | 50 | head | Laborer | Washington |
| 44 | Helen Butler | 33 | wife | — | Illinois |
| 45 | Robert Butler | 15 | son | — | Illinois |
| 46 | Martha Butler | 12 | daughter | — | Illinois |
| 47 | John Butler | 11 | son | — | Illinois |
| 48 | Betty Butler | 10 | daughter | — | Illinois |
| 49 | Kenneth Butler | 9 | son | — | Illinois |
| 50 | Lillie Bell Butler | 7 | daughter | — | Illinois |
| 51 | Richard Butler | 5 | son | — | Illinois |
| 52 | Donald Butler | 4 | son | — | Illinois |
| 53 | Carol Ann Butler | 0 | daughter | — | Illinois |
| 54 | Homer Lowe | 48 | head | Farmer | Illinois |
| 55 | Ruth Lowe | 43 | wife | — | Missouri |
| 56 | Marion Lowe | 18 | daughter | — | Illinois |
| 57 | Maxine Lowe | 16 | daughter | — | Illinois |
| 58 | Nanci Helen Lowe | 8 | daughter | — | Illinois |
| 59 | Richard Lowe | 3 | son | — | Illinois |
| 60 | Nancy L. Douglass | 68 | mother-in-law | — | Arkansas |
| 61 | Arthur B. Barnes | 51 | head | Dairyman | Illinois |
| 62 | Hazel Barnes | 46 | wife | — | Michigan |
| 63 | Lucy Barnes | 18 | daughter | — | Montana |
| 64 | Louise Barnes | 9 | daughter | — | Illinois |
| 65 | Arnold Barnes | 6 | son | — | Illinois |
| 66 | Frank E. Barnes | 61 | brother | — | Illinois |
| 67 | Kenneth Paisley | 22 | son-in-law | Welder | Illinois |
| 68 | Prudence Paisley | 22 | daughter | — | Montana |
| 69 | Fred W. Harms | 53 | head | — | Illinois |
| 70 | Jennie Harms | 50 | wife | — | England |
| 71 | Paul J. Harms | 23 | son | — | Illinois |
| 72 | James H. Harms | 20 | son | — | Illinois |
| 73 | William Thomas | 47 | head | Farmer | Illinois |
| 74 | Blanche Thomas | 38 | wife | — | Illinois |
| 75 | Jane Thomas THIS PERSON | 18 | daughter | House Work | Illinois |
| 76 | Susan Thomas | 16 | daughter | — | Illinois |
| 77 | Wanda Thomas | 14 | daughter | — | Illinois |
| 78 | Julia Ann Thomas | 12 | daughter | — | Illinois |
| 79 | Nellie Frances Thomas | 10 | daughter | — | Illinois |
| 80 | Chester Ping | 34 | head | Farmer | 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)