RB
Robert Boyd — 1940 US Census Record
Model Tree available1940 United States Federal Census · Buchanan-County, Virginia
Our Model Tree links this Robert Boyd across the 1920, 1930 and 1940 US Censuses in Buchanan-County, Virginia (XGBoost, ~Confirmed), with identified parents Rosa & Dewey — first a head (b.~1913), then head of a 2-person household.
Age 27
b. ~1913
Male
Head
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Buchanan-County, Virginia |
| Surname | Boyd |
| Given Name | Robert L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Buchanan |
| Additional Details | |
| Occupation | Coal loading |
| Industry | Mining |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 454 |
| Highest Grade | G 7 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Coal Loading |
| Township / Ward | Garden District |
| Est. Birth Year | ~1913 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Pearl Boyd | Daughter | — | 24 | ~1916 |
| Robert Boyd | Head | — | 27 | ~1913 |
Census Appearances
1920
Buchanan, Virginia
Son, age 7
Buchanan, Virginia · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | Robert Lee |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Buchanan, Virginia
Son, age 17
Buchanan, Virginia · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | Robert L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Buchanan-County, Virginia
Head, age 27
Buchanan-County, Virginia · implied b. ~1913 — 2 household members
| Surname | Boyd |
| Given Name | Robert L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Buchanan |
| Occupation | Coal loading |
| Industry | Mining |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 454 |
| Highest Grade | G 7 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Boyd across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Rosa Boyd (~0.92 confidence) and father Dewey Boyd (~0.92 confidence) and father Grover Boyd (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Rosa Boyd
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Dewey Boyd
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Grover Boyd
b. ~1890
Source father
● Household
· direct · ~0.92
This person
Anchor record
Robert Boyd
Head · 1940 · age 27 · b. ~1913 · Virginia
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Buchanan-County, Virginia
Open full size
1940 US Federal Census — Buchanan-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04251-00084)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Delsie E. Cordle | 12 | Son | — | Virginia |
| 42 | Nellie Cordle | 10 | Daughter | — | Virginia |
| 43 | Troy W. Cordle | 6 | Son | — | Virginia |
| 44 | Roy J. Cordle | 4 | Son | — | Virginia |
| 45 | James P. Cordle | 1 | Son | — | Virginia |
| 46 | James P. Burke | 52 | Head | Runner Saw | Virginia |
| 47 | Mattie Burke | 35 | Wife | — | Virginia |
| 48 | David L. Burke | 18 | Son | Farmer | Virginia |
| 49 | Charlie L. Burke | 15 | Son | New Worker | Virginia |
| 50 | Thomas Burke | 13 | Son | — | Virginia |
| 51 | Helen A. Burke | 5 | Daughter | — | Virginia |
| 52 | Nancy C. Burke | 2 | Daughter | — | Virginia |
| 53 | William H. Vandyke | 78 | Head | Farmer | Virginia |
| 54 | Lucinda Vandyke | 89 | Wife | — | Virginia |
| 55 | Robert L. Boyd THIS PERSON | 27 | Head | Coal Loading | Virginia |
| 56 | Pearl E. Boyd | 24 | Daughter | — | Virginia |
| 57 | James W. Deal | 44 | Head | Truckman | Virginia |
| 58 | Mattie M. Deal | 42 | Wife | — | Virginia |
| 59 | Stallard C. Deal | 20 | Son | C.C.C. Camp | Virginia |
| 60 | Garnet B. Deal | 17 | Son | Helper On Farm | Virginia |
| 61 | Eugene L. Deal | 15 | Son | — | West Virginia |
| 62 | James A. Deal | 13 | Son | — | West Virginia |
| 63 | Vivian R. Deal | 11 | Daughter | — | Virginia |
| 64 | Elden R. Deal | 8 | Son | — | Virginia |
| 65 | Andrew P. Deal | 6 | Son | — | Virginia |
| 66 | Virginia T. Deal | 4 | Daughter | — | Virginia |
| 67 | Lewis J. Vandyke | 58 | Head | Farmer | Virginia |
| 68 | Dora F. Vandyke | 60 | Wife | — | Virginia |
| 69 | Helen G. Vandyke | 25 | Daughter | — | Virginia |
| 70 | Jennings L. Vandyke | 23 | Son | Worker On Farm | Virginia |
| 71 | Ray R. Vandyke | 27 | Son | Worker On Farm | Virginia |
| 72 | Hattie Vandyke | 29 | Daughter-in-law | — | Virginia |
| 73 | Is Bird | 49 | Head | Coal Loading | Virginia |
| 74 | Jennie B. Bird | 44 | Wife | — | Virginia |
| 75 | Chester Bird | 23 | Son | Coal Loading | Virginia |
| 76 | Linkous J. Bird | 21 | Son | Timber Cutter | Virginia |
| 77 | Clyde Bird | 17 | Son | New Worker | Virginia |
| 78 | Curtis Bird | 4 | Son | — | Virginia |
| 79 | Bessie B. Keen | 54 | Head | — | Virginia |
| 80 | Jasper N. Keen | 19 | Son | Helper On Farm | Virginia |
Pedigree Summary
Robert
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)