RS
Richard Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Livingston-County, Illinois
Our Model Tree links this Richard Sullivan across the 1930 and 1940 US Censuses in Livingston-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 8-person household.
Age 19
b. ~1921
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Livingston-County, Illinois |
| Surname | Sullivan |
| Given Name | Richard E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Cornell Village |
| 1935 Residence (County) | Livingston |
| Additional Details | |
| Occupation | Printer |
| Industry | Printing press |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 310 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Printer |
| Township / Ward | Cornell Village |
| Est. Birth Year | ~1921 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Richard Sullivan | Son | — | 19 | ~1921 |
| Delores Sullivan | Daughter | — | 15 | ~1925 |
| Florence Sullivan | Daughter | — | 6 | ~1934 |
| Marcella Sullivan | Spouse | — | 41 | ~1899 |
| Lucille Sullivan | Daughter | — | 13 | ~1927 |
| Robert Sullivan | Son | — | 9 | ~1931 |
| Loren Sullivan | Daughter | — | 5 | ~1935 |
| Verne Sullivan | Head | — | 42 | ~1898 |
Census Appearances
1930
Livingston, Illinois
Son, age 9
Livingston, Illinois · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Richard B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Livingston-County, Illinois
Son, age 19
Livingston-County, Illinois · implied b. ~1921 — 8 household members
| Surname | Sullivan |
| Given Name | Richard E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Cornell Village |
| 1935 Residence (County) | Livingston |
| Occupation | Printer |
| Industry | Printing press |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 310 |
| Highest Grade | Hs 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 Sullivan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Sullivan
Son · 1940 · age 19 · b. ~1921 · Illinois
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Sibling
Florence Sullivan
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loren Sullivan
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delores Sullivan
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Sullivan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Sullivan
Sibling · 1940 · age 9
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 — Livingston-County, Illinois
Open full size
1940 US Federal Census — Livingston-County, Illinois
Page Contents
18 people indexed on this census page (nara:1940:m-t0627-00837-00030)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Cassidy | 51 | Head | Farmer | New York |
| 42 | Hazel D. Cassidy | 46 | Wife | — | Illinois |
| 43 | Mary Dicken | 80 | Mother | — | Illinois |
| 44 | Alva D. Patterson | 33 | Head | Farmer | Illinois |
| 45 | Clara M. Patterson | 26 | Wife | — | Illinois |
| 46 | Barbara Alice Locke | 6 | — | — | Illinois |
| 47 | Burton Lawrence | 69 | Head | Farmer | Illinois |
| 48 | Mary J. Lawrence | 67 | Wife | — | Illinois |
| 49 | Victor Rush | 75 | — | Laborer | Illinois |
| 50 | Frank St. John Leath | None | Entered out of order between 106 & 107 on 135 | — | — |
| 51 | Verne Sullivan | 42 | Head | Farmer | Nebraska |
| 52 | Marcella Sullivan | 41 | Wife | — | Illinois |
| 53 | Richard E. Sullivan THIS PERSON | 19 | Son | Printer | Illinois |
| 54 | Delores M. Sullivan | 15 | Daughter | — | Illinois |
| 55 | Lucille M. Sullivan | 13 | Daughter | — | Illinois |
| 56 | Robert L. Sullivan | 9 | Son | — | Illinois |
| 57 | Florence A. Sullivan | 6 | Daughter | — | Illinois |
| 58 | Loren J. Sullivan | 5 | 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)