JL
James Lambert — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mecklenburg-County, Virginia
Our Model Tree links this James Lambert across the 1930 and 1940 US Censuses in Mecklenburg-County, Virginia (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 9-person household.
Age 11
b. ~1929
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mecklenburg-County, Virginia |
| Surname | Lambert |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Mecklenburg |
| Additional Details | |
| Highest Grade | No 1 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Buckhorn Mag Dist |
| Est. Birth Year | ~1929 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Elma Lambert | Daughter | — | 6 | ~1934 |
| Hattie Lambert | Spouse | — | 27 | ~1913 |
| James Lambert | Son | — | 11 | ~1929 |
| Eleanor Lambert | Daughter | — | ~1940 | |
| Beverly Lambert | Daughter | — | 2 | ~1938 |
| Ernest Lambert | Daughter | — | 1 | ~1939 |
| Alvera Lambert | Son | — | 10 | ~1930 |
| Salene Lambert | Daughter | — | 3 | ~1937 |
| Sonny Lambert | Head | — | 35 | ~1905 |
Census Appearances
1930
Charlotte, Virginia
Son, age 1
Charlotte, Virginia · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | James M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Mecklenburg-County, Virginia
Son, age 11
Mecklenburg-County, Virginia · implied b. ~1929 — 9 household members
| Surname | Lambert |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Mecklenburg |
| Highest Grade | No 1 |
| 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 James Lambert across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Lambert
Son · 1940 · age 11 · b. ~1929 · Virginia
★ You are viewing this record
Sibling
Elma Lambert
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernest Lambert
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvera Lambert
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Salene Lambert
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beverly Lambert
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Lambert
Sibling · 1940 · age
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 — Mecklenburg-County, Virginia
Open full size
1940 US Federal Census — Mecklenburg-County, Virginia
Page Contents
26 people indexed on this census page (nara:1940:m-t0627-04276-00270)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sonny Lambert | 35 | Head | Farmer | Virginia |
| 2 | Hattie Lambert | 27 | Wife | — | Virginia |
| 3 | James Lambert THIS PERSON | 11 | Son | — | Virginia |
| 4 | Alvera Lambert | 10 | Son | — | Virginia |
| 5 | Elma Lambert | 6 | Daughter | — | Virginia |
| 6 | Salene Lambert | 3 | Daughter | — | Virginia |
| 7 | Beverly Lambert | 2 | Daughter | — | Virginia |
| 8 | Ernest Lambert | 1 | Daughter | — | Virginia |
| 9 | Eleanor Lambert | 0 | Daughter | — | Virginia |
| 10 | Tommy Barnes | 45 | Head | Farmer | Virginia |
| 11 | Mary Barnes | 45 | Wife | — | Virginia |
| 12 | Nathaniel Barnes | 20 | Son | — | Virginia |
| 13 | Bernice Barnes | 16 | Daughter | — | Virginia |
| 14 | Hardy Barnes | 14 | Son | — | Virginia |
| 15 | Otis Barnes | 12 | Daughter | — | Virginia |
| 16 | Dollie Mae Barnes | 11 | Daughter | — | Virginia |
| 17 | Marie Barnes | 10 | Daughter | — | Virginia |
| 18 | Jimmy Hatcher | 66 | Head | — | Virginia |
| 19 | Manklin Hatcher | 23 | Daughter | Maid | Virginia |
| 20 | Almanza Hatcher | 20 | Daughter | — | Virginia |
| 21 | One Line Left Out Hatcher | None | — | — | — |
| 22 | Archer Furguson | 70 | Head | Merchant | Virginia |
| 23 | Dorothy Eulich | 31 | Hired | — | — |
| 24 | D. Hunter Marrow | 73 | Head | — | Virginia |
| 25 | Lillian Marrow | 55 | Wife | — | North Carolina |
| 26 | Ella Marrow | 60 | Sister | — | 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)