RK
Robert Knight — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Nottoway-County, Virginia
Our Model Tree links this Robert Knight across the 1930 and 1940 US Censuses in Nottoway-County, Virginia (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 13-person household.
Age 15
b. ~1925
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Nottoway-County, Virginia |
| Surname | Knight |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Haytokah |
| 1935 Residence (County) | Nottoway |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 25 |
| Income (1939) | 15 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Laborer |
| Township / Ward | Haytokah |
| Est. Birth Year | ~1925 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Mildred Knight | Daughter | — | 3 | ~1937 |
| Bertha Knight | Daughter | — | 5 | ~1935 |
| Dorothy Knight | Daughter | — | 12 | ~1928 |
| Grace Knight | Daughter | — | 9 | ~1931 |
| James Knight | Head | — | 40 | ~1900 |
| Rosa Allen | Other | — | 45 | ~1895 |
| Sherman Knight | Other | — | 43 | ~1897 |
| Clara Knight | Other | — | 71 | ~1869 |
| James Knight | Son | — | 14 | ~1926 |
| Robert Knight | Son | — | 15 | ~1925 |
| Alvin Knight | Son | — | 1 | ~1939 |
| Henry Knight | Son | — | 6 | ~1934 |
| Ruth Knight | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Nottoway, Virginia
Son, age 6
Nottoway, Virginia · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | No |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Nottoway-County, Virginia
Son, age 15
Nottoway-County, Virginia · implied b. ~1925 — 13 household members
| Surname | Knight |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Haytokah |
| 1935 Residence (County) | Nottoway |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 25 |
| Income (1939) | 15 |
| Highest Grade | No 7 |
| 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 Knight across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Knight
Son · 1940 · age 15 · b. ~1925 · Virginia
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Sibling
James Knight
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Knight
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Knight
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bertha Knight
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Knight
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Knight
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Knight
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 — Nottoway-County, Virginia
Open full size
1940 US Federal Census — Nottoway-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04281-00303)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dora Jefferson | 7 | Daughter | — | Virginia |
| 42 | Elisha Williams | 55 | Head | Laborer | Virginia |
| 43 | Peter Stewart | 59 | Head | Switchman | Virginia |
| 44 | Jennie Stewart | 58 | Wife | — | Virginia |
| 45 | Roosevelt Stewart | 37 | Son | — | Virginia |
| 46 | Willis Love | 27 | Head | Servant | Virginia |
| 47 | Emma Love | 22 | Wife | Servant | Maryland |
| 48 | Willis Jr. Love | 6 | Son | — | Virginia |
| 49 | Doris Love | 4 | Daughter | — | Virginia |
| 50 | Irene Love | 1 | Daughter | — | Virginia |
| 51 | Douglas Oliver | 43 | Head | Laborer | Virginia |
| 52 | Katie Oliver | 42 | Wife | — | Virginia |
| 53 | Bettie Oliver | 15 | Daughter | — | Virginia |
| 54 | Marie Oliver | 11 | Daughter | — | Virginia |
| 55 | Snotha Oliver | 9 | Daughter | — | Virginia |
| 56 | Douglas Jr. Oliver | 7 | Son | — | Virginia |
| 57 | Leon Oliver | 5 | Son | — | Virginia |
| 58 | Clarence Oliver | 3 | Son | — | Virginia |
| 59 | James Oliver | 1 | Son | — | Virginia |
| 60 | Louis Roberts | 31 | Head | — | Virginia |
| 61 | Beulah T. Roberts | 9 | Son | — | Pennsylvania |
| 62 | Oliver Jackson | 68 | Head | Farmer | Virginia |
| 63 | Lucy B. Jackson | 64 | Wife | — | Virginia |
| 64 | Gloria Jackson | 16 | Lodger | — | Virginia |
| 65 | Kenneth Jackson | 1 | Lodger | — | Virginia |
| 66 | Robert Fowler | 52 | Brother | — | Virginia |
| 67 | Alice Booker | 42 | Lodger | — | Virginia |
| 68 | James Knight | 40 | Head | Boilermaker | Virginia |
| 69 | Ruth Knight | 37 | Wife | — | Virginia |
| 70 | Robert Knight THIS PERSON | 15 | Son | Laborer | Virginia |
| 71 | James Knight | 14 | Son | — | Virginia |
| 72 | Dorothy Knight | 12 | Daughter | — | Virginia |
| 73 | Grace Knight | 9 | Daughter | — | Virginia |
| 74 | Henry Knight | 6 | Son | — | Virginia |
| 75 | Bertha Knight | 5 | Daughter | — | Virginia |
| 76 | Mildred Knight | 3 | Daughter | — | Virginia |
| 77 | Alvin Knight | 1 | Son | — | Virginia |
| 78 | Rosa Allen | 45 | Sister | Servant | Virginia |
| 79 | Clara Knight | 71 | Mother | — | Virginia |
| 80 | Sherman Knight | 43 | Brother | Extra Section Hand | Virginia |
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)