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Mary Lambert — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mecklenburg-County, North Carolina
Our Model Tree links this Mary Lambert across the 1920, 1930 and 1940 US Censuses in Mecklenburg-County, North Carolina (XGBoost, ~Confirmed) — first a head (b.~1884), then head of a 3-person household.
Age 56
b. ~1884
Female
Head
Born: North Carolina
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Mecklenburg-County, North Carolina |
| Surname | Lambert |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Widowed |
| Birthplace | North Carolina |
| 1935 Residence (City) | Charlotte city |
| 1935 Residence (County) | Mecklenburg |
| Additional Details | |
| Highest Grade | Hs 7 |
| 1935 Residence | Same Place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Township / Ward | Charlotte City |
| Est. Birth Year | ~1884 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Viola Lambert | Daughter | — | 19 | ~1921 |
| Mary Lambert | Head | — | 56 | ~1884 |
| Paul Lambert | Son | — | 16 | ~1924 |
Census Appearances
1920
Mecklenburg, North …
Spouse, age 38
Mecklenburg, North Carolina · implied b. ~1882 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1930
Mecklenburg, North …
Spouse, age 46
Mecklenburg, North Carolina · implied b. ~1884 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | North Carolina |
| Age at First Marriage | 16 |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Can Read/Write | Yes |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1940
Mecklenburg-County, North …
Head, age 56
Mecklenburg-County, North Carolina · implied b. ~1884 — 3 household members
| Surname | Lambert |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Widowed |
| Birthplace | North Carolina |
| 1935 Residence (City) | Charlotte city |
| 1935 Residence (County) | Mecklenburg |
| Highest Grade | Hs 7 |
| 1935 Residence | Same Place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
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 Mary Lambert across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Lambert
Head · 1940 · age 56 · b. ~1884 · North Carolina
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mecklenburg-County, North Carolina
Open full size
1940 US Federal Census — Mecklenburg-County, North Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02943-00698)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jimmie Sadefield | 9 | Son | — | North Carolina |
| 42 | Marlow Sadefield | 5 | Daughter | — | North Carolina |
| 43 | Betty Sadefield | 2 | Daughter | — | North Carolina |
| 44 | J. Ed Whitley | 65 | Head | Laborer | North Carolina |
| 45 | Rendie Whitley | 58 | Wife | — | North Carolina |
| 46 | Elsie Whitley | 32 | Daughter | Spinner | North Carolina |
| 47 | Royce Whitley | 13 | Granddaughter | — | North Carolina |
| 48 | George Smith | 54 | Head | Pattern Maker | North Carolina |
| 49 | Delena Smith | 43 | Wife | — | North Carolina |
| 50 | Lloyd Smith | 19 | Son | Fitter | North Carolina |
| 51 | May Smith | 15 | Daughter | — | North Carolina |
| 52 | George Jr Smith | 12 | Son | — | South Carolina |
| 53 | Juanita Smith | 9 | Daughter | — | North Carolina |
| 54 | Georgia Smith | 6 | Daughter | — | North Carolina |
| 55 | Grover Smith | 4 | Son | — | North Carolina |
| 56 | Infant Smith | 0 | Son | — | North Carolina |
| 57 | Bill Saderfield | 31 | Head | Meter Reader | North Carolina |
| 58 | Mary Saderfield | 21 | Wife | — | North Carolina |
| 59 | Bill Jr Saderfield | 2 | Son | — | North Carolina |
| 60 | Wallace Lambert | 23 | Brother-in-law | Machinist | North Carolina |
| 61 | Lucy Lambert | 21 | Sister-in-law | — | North Carolina |
| 62 | Mary Lambert THIS PERSON | 56 | Head | — | North Carolina |
| 63 | Paul Lambert | 16 | Son | Machinist | North Carolina |
| 64 | Viola Lambert | 19 | Daughter | Packer | North Carolina |
| 65 | Carle G. Leadford | 31 | Head | Wood Worker | North Carolina |
| 66 | Era Leadford | 30 | Wife | — | North Carolina |
| 67 | Billy Leadford | 9 | Son | — | North Carolina |
| 68 | Robert Dees | 38 | Head | Truck Loader | North Carolina |
| 69 | Lula Dees | 31 | Wife | — | North Carolina |
| 70 | Jeanette Dees | 13 | Daughter | — | North Carolina |
| 71 | Keith Dees | 11 | Son | — | North Carolina |
| 72 | Roberta Dees | 9 | Daughter | — | North Carolina |
| 73 | Roy J. Parker | 30 | Head | Wood Work | Georgia |
| 74 | Jennie Bell Parker | 28 | Wife | — | Georgia |
| 75 | Leroy Parker | 8 | Son | — | South Carolina |
| 76 | Johnnie Parker | 3 | Son | — | Georgia |
| 77 | V. P. Mccarver | 45 | Head | Mop Maker | North Carolina |
| 78 | Lilliam Mccarver | 25 | Wife | — | South Carolina |
| 79 | William Lee Mccarver | 20 | Son | Mop Maker | North Carolina |
| 80 | Delbert Mccarver | 17 | Son | Mop Maker | North Carolina |
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)