RS
Robert Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Collin-County, Texas
Our Model Tree links this Robert Sullivan across the 1930 and 1940 US Censuses in Collin-County, Texas (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 10-person household.
Age 57
b. ~1883
Male
Head
Born: Arkansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Collin-County, Texas |
| Surname | Sullivan |
| Given Name | Robert M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Rockwall |
| Additional Details | |
| Occupation | laborer |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 200 |
| Highest Grade | No 0 |
| 1935 Residence | Texas |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Occupation | Laborer |
| Township / Ward | Precinct No 7 |
| Est. Birth Year | ~1883 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Sullivan | Daughter | — | 11 | ~1929 |
| Lois Sullivan | Daughter | — | 19 | ~1921 |
| Opal Sullivan | Daughter | — | 8 | ~1932 |
| Robert Sullivan | Head | — | 57 | ~1883 |
| Cecil Sullivan | Son | — | 17 | ~1923 |
| Arthur Sullivan | Son | — | 2 | ~1938 |
| J Sullivan | Son | — | 5 | ~1935 |
| Cecil Sullivan | Son | — | 15 | ~1925 |
| Le Sullivan | Son | — | 13 | ~1927 |
| Julia Sullivan | Spouse | — | 48 | ~1892 |
Census Appearances
1930
Collin, Texas
Head, age 48
Collin, Texas · implied b. ~1882 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | R M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Age at First Marriage | 25 |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Mississippi |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Collin-County, Texas
Head, age 57
Collin-County, Texas · implied b. ~1883 — 10 household members
| Surname | Sullivan |
| Given Name | Robert M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Rockwall |
| Occupation | laborer |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 200 |
| Highest Grade | No 0 |
| 1935 Residence | Texas |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 Robert Sullivan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Sullivan
Head · 1940 · age 57 · b. ~1883 · Texas
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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 — Collin-County, Texas
Open full size
1940 US Federal Census — Collin-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04009-00530)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank Summers | 38 | Head | W.P.A. Laborer | Texas |
| 42 | Katie Summers | 32 | Wife | — | Texas |
| 43 | Hatton W. Summers | 7 | Son | — | Texas |
| 44 | Janita Ann Summers | 5 | Daughter | — | Texas |
| 45 | Jenks E. Brundidge | 59 | Head | Farmer | Arkansas |
| 46 | Ollie Brundidge | 56 | Wife | — | Mississippi |
| 47 | Ralph Brundidge | 21 | Son | Delivery Boy | Texas |
| 48 | Houston Brundidge | 18 | Son | Laborer | Texas |
| 49 | Reta Brundidge | 14 | Daughter | — | Texas |
| 50 | Bessie Bowman | 35 | Head | — | Texas |
| 51 | George Bowman | 19 | Son | C.C.C. Laborer | Texas |
| 52 | Doris Bowman | 18 | Son | New Worker | Texas |
| 53 | Leon Bowman | 15 | Son | — | Texas |
| 54 | C. A. Watkins | 26 | Head | Farmer | Texas |
| 55 | Ruby Dell Watkins | 24 | Wife | — | Texas |
| 56 | Boolin Merritt | 38 | Head | Laborer | Texas |
| 57 | Icarie Merritt | 40 | Wife | — | Texas |
| 58 | Harvey D. Copeland | 46 | Head | Farmer | Texas |
| 59 | Pansy J. Copeland | 39 | Wife | — | Texas |
| 60 | H. D. G. Copeland | 19 | Son | Laborer | Texas |
| 61 | Grady W. Copeland | 17 | Son | Laborer | Texas |
| 62 | Dale Copeland | 15 | Son | — | Texas |
| 63 | J. Lynn Copeland | 7 | Son | — | Texas |
| 64 | Robert M. Sullivan THIS PERSON | 57 | Head | Laborer | Arkansas |
| 65 | Julia Sullivan | 48 | Wife | — | Texas |
| 66 | Lois Sullivan | 19 | Daughter | — | Texas |
| 67 | Cecil Sullivan | 17 | Son | Laborer | Texas |
| 68 | Cecil Sullivan | 15 | Son | Laborer | Texas |
| 69 | Le Roy Sullivan | 13 | Son | — | Texas |
| 70 | Dorothy Sullivan | 11 | Daughter | — | Texas |
| 71 | Opal Sullivan | 8 | Daughter | — | Texas |
| 72 | J. C. Sullivan | 5 | Son | — | Texas |
| 73 | Arthur Ray Sullivan | 2 | Son | — | Texas |
| 74 | Curtis C. Ratcliff | 22 | Head | Farmer | Texas |
| 75 | Martha Ratcliff | 22 | Wife | — | Texas |
| 76 | Jackson H. Ratcliff | 2 | Son | — | Texas |
| 77 | Jackson Ratcliff | 49 | Head | Farmer | Texas |
| 78 | Lena Ratcliff | 46 | Wife | — | Texas |
| 79 | Sarah F. Stimson | 65 | Cousin | Practical Nursing | Texas |
| 80 | Hall Newman | 32 | Head | Laborer | Texas |
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)