RS
Richard Stewart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Stephenson-County, Illinois
Our Model Tree links this Richard Stewart across the 1930 and 1940 US Censuses in Stephenson-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 10-person household.
Age 10
b. ~1930
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Stephenson-County, Illinois |
| Surname | Stewart |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Freeport |
| 1935 Residence (County) | Stephenson |
| Additional Details | |
| Highest Grade | 2 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Freeport |
| Est. Birth Year | ~1930 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Donna Stewart | Daughter | — | 7 | ~1933 |
| Edward Stewart | Head | — | 45 | ~1895 |
| Kenneth Snyder | Son | — | 22 | ~1918 |
| Sandra Stewart | Daughter | — | 2 | ~1938 |
| William Stewart | Son | — | 19 | ~1921 |
| Lois Snyder | Daughter | — | 20 | ~1920 |
| Warren Stewart | Son | — | 13 | ~1927 |
| Richard Stewart | Son | — | 10 | ~1930 |
| Betty Stewart | Daughter | — | 15 | ~1925 |
| Zula Stewart | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Stephenson, Illinois
Son, age
Stephenson, Illinois · implied b. ~1930 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stewart |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Stephenson-County, Illinois
Son, age 10
Stephenson-County, Illinois · implied b. ~1930 — 10 household members
| Surname | Stewart |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Freeport |
| 1935 Residence (County) | Stephenson |
| Highest Grade | 2 |
| 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 Richard Stewart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Stewart
Son · 1940 · age 10 · b. ~1930 · Illinois
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Sibling
Betty Stewart
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Stewart
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Warren Stewart
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donna Stewart
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Snyder
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sandra Stewart
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Snyder
Sibling · 1940 · age 20
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 — Stephenson-County, Illinois
Open full size
1940 US Federal Census — Stephenson-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00893-00077)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Nehus | 19 | Daughter | — | Illinois |
| 2 | Fred Peters | 9 | Son | — | Illinois |
| 3 | Agnes Peters | 7 | Daughter | — | Illinois |
| 4 | Nancy Peters | 5 | Daughter | — | Illinois |
| 5 | Judy Peters | 4 | Grand | — | Illinois |
| 6 | Clarence Brown | 32 | Head | Mechanic | Illinois |
| 7 | Mamie Brown | 31 | Wife | — | Illinois |
| 8 | Patricia Brown | 5 | Daughter | — | Illinois |
| 9 | Otto Ross | 67 | Head | Sort Room | Illinois |
| 10 | Blanche Ross | 55 | Wife | — | Illinois |
| 11 | Jarol Ross | 22 | Son | Foreman | Illinois |
| 12 | Roy Reed | 26 | Head | Engineer | Illinois |
| 13 | Clara Reed | 26 | Wife | — | Illinois |
| 14 | William Reed | 4 | Son | — | Illinois |
| 15 | Robert Reed | 2 | Son | — | Illinois |
| 16 | William Williams | 72 | Head | — | Illinois |
| 17 | Edward Stewart | 45 | Head | Moulder | Illinois |
| 18 | Zula Stewart | 43 | Wife | — | Illinois |
| 19 | William Stewart | 19 | Son | Clerk | Illinois |
| 20 | Betty Stewart | 15 | Daughter | — | Illinois |
| 21 | Warren Stewart | 13 | Son | — | Illinois |
| 22 | Richard Stewart THIS PERSON | 10 | Son | — | Illinois |
| 23 | Donna Stewart | 7 | Daughter | — | Illinois |
| 24 | Sandra Stewart | 2 | Daughter | — | Illinois |
| 25 | Kenneth Snyder | 22 | Son | Car Washer | Illinois |
| 26 | Lois Snyder | 20 | Daughter | Registered Nurse | Illinois |
| 27 | Floyd Ross | 49 | Head | Foreman | Illinois |
| 28 | Frances Ross | 55 | Wife | — | Wisconsin |
| 29 | Garland Ross | 14 | Son | — | Illinois |
| 30 | August Ackerman | 65 | Head | Farmer | Germany |
| 31 | Margaret Ackerman | 65 | Wife | — | Illinois |
| 32 | Joseph Ackerman | 29 | Son | Hand | Illinois |
| 33 | Marjorie Ackerman | 26 | Daughter | Wrapper | Illinois |
| 34 | William Heiman | 65 | Head | Farmer | Illinois |
| 35 | Clayton Hoffman | 50 | Son-in-law | Farmer | Illinois |
| 36 | Minnie Hoffman | 50 | Sister | — | Illinois |
| 37 | George Yapp | 58 | Head | Farmer | Illinois |
| 38 | Elmer Yapp | 28 | Son | Farmer | Illinois |
| 39 | Martha Mitchell | 70 | Sister | — | Illinois |
| 40 | A. C. Dorman | 58 | 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)