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Robert Blair — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Stone-County, Missouri
Our Model Tree links this Robert Blair across the 1930 and 1940 US Censuses in Stone-County, Missouri (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 12-person household.
Age 19
b. ~1921
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Stone-County, Missouri |
| Surname | Blair |
| Given Name | Robert A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Washington Township |
| 1935 Residence (County) | Stone |
| Additional Details | |
| Occupation | Farmer |
| Industry | farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Farmer |
| Township / Ward | Washington Township |
| 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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Joe Blair | Son | — | 23 | ~1917 |
| Lennie Blair | Spouse | — | 47 | ~1893 |
| James Blair | Son | — | 15 | ~1925 |
| Ross Blair | Son | — | 22 | ~1918 |
| Billie Blair | Son | — | 6 | ~1934 |
| Herald Blair | Son | — | 12 | ~1928 |
| Andy Blair | Son | — | 17 | ~1923 |
| Walter Blair | Son | — | 9 | ~1931 |
| Robert Blair | Son | — | 19 | ~1921 |
| Lennie Blair | Daughter | — | 4 | ~1936 |
| Alma Blair | Daughter | — | 10 | ~1930 |
| A Blair | Head | — | 53 | ~1887 |
Census Appearances
1930
Stone, Missouri
Son, age 10
Stone, Missouri · implied b. ~1920 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Stone-County, Missouri
Son, age 19
Stone-County, Missouri · implied b. ~1921 — 12 household members
| Surname | Blair |
| Given Name | Robert A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Washington Township |
| 1935 Residence (County) | Stone |
| Occupation | Farmer |
| Industry | farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Blair across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Blair
Son · 1940 · age 19 · b. ~1921 · Missouri
★ You are viewing this record
Sibling
Joe Blair
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ross Blair
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Blair
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lennie Blair
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andy Blair
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Blair
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Blair
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billie Blair
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herald Blair
Sibling · 1940 · age 12
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 — Stone-County, Missouri
Open full size
1940 US Federal Census — Stone-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02160-00331)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Violet R Rawlings | 16 | Daughter | — | Missouri |
| 2 | Elizabeth A Rawlings | 14 | Daughter | — | Oklahoma |
| 3 | Lafaynee N Rawlings | 11 | Son | — | Kansas |
| 4 | Thomas M Rawlings | 8 | Son | — | Oklahoma |
| 5 | Franklin D Rawlings | 5 | Son | — | Missouri |
| 6 | Robert D Rawlings | 1 | Son | — | Missouri |
| 7 | Curtis C Brown | 23 | Son | Farmer | Arkansas |
| 8 | Dorothy O Brown | 15 | Wife | — | Missouri |
| 9 | Bertha Carr | 56 | Head | Farmer | Missouri |
| 10 | George J Carr | 21 | Son | Farmer | Missouri |
| 11 | Howard E Carr | 26 | Son | Farmer | Missouri |
| 12 | James R Carr | 19 | Son | Crew Leader | Missouri |
| 13 | Herschel B Carr | 17 | Son | Farmer | Missouri |
| 14 | Ruth B Carr | 13 | Daughter | — | Missouri |
| 15 | William M Bazar | 61 | Head | Farmer | Missouri |
| 16 | Etta G Bazar | 60 | Wife | — | Arkansas |
| 17 | Pierce D Bazar | 36 | Son | Farmer | Missouri |
| 18 | Nina Ruth Bazar | 33 | Wife | — | Missouri |
| 19 | John William Bazar | 1 | Son | — | Missouri |
| 20 | C. D. Root | 61 | Head | Farmer | Illinois |
| 21 | Hattie L Root | 57 | Wife | — | Arkansas |
| 22 | W. T. Johnson | 63 | Head | Farmer | Mississippi |
| 23 | G. W. Freels | 64 | Head | Farmer | Nebraska |
| 24 | James Elmer Ince | 49 | Head | Farmer | Missouri |
| 25 | Mrs J E Ince | 52 | Wife | — | Missouri |
| 26 | John Lee Ince | 24 | Son | Teacher | Missouri |
| 27 | Sarean Ince | 22 | Daughter | Teacher | Missouri |
| 28 | A. J. Blair | 53 | Head | Farmer | Missouri |
| 29 | Lennie L Blair | 47 | Wife | — | Missouri |
| 30 | Joe D Blair | 23 | Son | Farmer | Missouri |
| 31 | Ross D Blair | 22 | Son | Farmer | Missouri |
| 32 | Robert A Blair THIS PERSON | 19 | Son | Farmer | Missouri |
| 33 | Andy J Jr Blair | 17 | Son | Farmer | Missouri |
| 34 | James W Blair | 15 | Son | — | Missouri |
| 35 | Herald Dane Blair | 12 | Son | — | Missouri |
| 36 | Alma Beatrice Blair | 10 | Daughter | — | Missouri |
| 37 | Walter Boone Blair | 9 | Son | — | Missouri |
| 38 | Billie F Blair | 6 | Son | — | Missouri |
| 39 | Lennie M Blair | 4 | Daughter | — | Missouri |
| 40 | John H James | 49 | Head | Farmer | Missouri |
Related Census Records
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)