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Robert Harper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lunenburg-County, Virginia
Our Model Tree links this Robert Harper across the 1930 and 1940 US Censuses in Lunenburg-County, Virginia (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lunenburg-County, Virginia |
| Surname | Harper |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Loch Leven Mag. D. |
| 1935 Residence (County) | Lunenburg |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Hours Worked | 60 |
| Income (1939) | 12 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Laborer |
| Township / Ward | Loch Leven Mag D |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Mary Harper | Daughter | — | 7 | ~1933 |
| Sam Harper | Head | — | 42 | ~1898 |
| Earnest Harper | Son | — | 12 | ~1928 |
| Mary Harper | Spouse | — | 41 | ~1899 |
| Clyde Harper | Son | — | 10 | ~1930 |
| Otis Harper | Son | — | 3 | ~1937 |
| Sam Harper | Son | — | 18 | ~1922 |
| Robert Harper | Son | — | 16 | ~1924 |
| Walter Harper | Son | — | 14 | ~1926 |
Census Appearances
1930
Lunenburg, Virginia
Son, age 7
Lunenburg, Virginia · implied b. ~1923 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harper |
| Given Name | Robert O |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Lunenburg-County, Virginia
Son, age 16
Lunenburg-County, Virginia · implied b. ~1924 — 9 household members
| Surname | Harper |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Loch Leven Mag. D. |
| 1935 Residence (County) | Lunenburg |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Hours Worked | 60 |
| Income (1939) | 12 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| 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 Harper across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Harper
Son · 1940 · age 16 · b. ~1924 · Virginia
★ You are viewing this record
Sibling
Sam Harper
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Harper
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Harper
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde Harper
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Otis Harper
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earnest Harper
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 — Lunenburg-County, Virginia
Open full size
1940 US Federal Census — Lunenburg-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04275-00204)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary E. Blanche | 28 | Wife | — | Virginia |
| 42 | Richard H. Johnson | 46 | Head | Laborer | Virginia |
| 43 | Mary Johnson | 45 | Wife | — | Virginia |
| 44 | Louise Johnson | 13 | Daughter | — | Virginia |
| 45 | Willie G. Harper | 21 | Head | Laborer | Virginia |
| 46 | Frances Harper | 17 | Wife | — | Virginia |
| 47 | Fred Yates | 33 | Head | Laborer | Virginia |
| 48 | Gracy Yates | 34 | Wife | — | Virginia |
| 49 | Alma Yates | 10 | Daughter | — | Virginia |
| 50 | Thomas Yates | 7 | Son | — | Virginia |
| 51 | Calvin Yates | 5 | Son | — | Virginia |
| 52 | Hargrave G. Barnes | 31 | Head | Farmer | Virginia |
| 53 | Mary Barnes | 45 | Sister | Teacher | Virginia |
| 54 | Jessie Barnes | 40 | Sister | Public School Teacher | Virginia |
| 55 | Edward Simon | 38 | Head | Farmer | Virginia |
| 56 | Pattie E. Simon | 23 | Wife | — | Virginia |
| 57 | Mary Simon | 2 | Daughter | — | Virginia |
| 58 | Bobby Simon | 0 | Son | — | Virginia |
| 59 | Charlie Valentine | 27 | Head | Farmer | Virginia |
| 60 | Gracie Valentine | 22 | Wife | — | Virginia |
| 61 | Harry Smith | 17 | Lodger | Laborer | Virginia |
| 62 | Sam Harper | 42 | Head | Farmer | Virginia |
| 63 | Mary E. Harper | 41 | Wife | — | Virginia |
| 64 | Sam H. Harper | 18 | Son | Laborer | Virginia |
| 65 | Robert Harper THIS PERSON | 16 | Son | Laborer | Virginia |
| 66 | Walter Harper | 14 | Son | Laborer | Virginia |
| 67 | Earnest E. Harper | 12 | Son | — | Virginia |
| 68 | Clyde G. Harper | 10 | Son | — | Virginia |
| 69 | Mary E. Harper | 7 | Daughter | — | Virginia |
| 70 | Otis Junior Harper | 3 | Son | — | Virginia |
| 71 | Lee R. Lambert | 27 | Head | Farmer | Virginia |
| 72 | Beatrice R. Lambert | 25 | Wife | — | Virginia |
| 73 | Ethel Lambert | 5 | Daughter | — | Virginia |
| 74 | Quinton Lambert | 5 | Son | — | Virginia |
| 75 | Charles Lambert | 1 | Son | — | Virginia |
| 76 | Clarence Shell | 25 | Brother | Laborer | Virginia |
| 77 | Eddie F. Powers | 60 | Head | Farmer | Virginia |
| 78 | Ethel E. Powers | 47 | Wife | — | Virginia |
| 79 | Ella M. Powers | 23 | Daughter | — | Virginia |
| 80 | Son Eddie Jr | None | M | Farm | — |
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)