ML
Mary Lambert — 1930 US Census Record
Linked across censuses1930 United States Federal Census · None, None
Our Model Tree links this Mary Lambert across the 1920 and 1930 US Censuses (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 13-person household.
Age 45
b. ~1885
Female
Spouse
Born: West Virginia
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | None, None |
| Surname | Lambert |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 23 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Est. Birth Year | ~1885 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Edith Lambert | Daughter | — | 13 | ~1917 |
| Eula Lambert | Daughter | — | 11 | ~1919 |
| Stella Lambert | Daughter | — | 6 | ~1924 |
| Gladys Lambert | Daughter | — | 17 | ~1913 |
| Madge Lambert | Daughter | — | 21 | ~1909 |
| Sam Lambert | Head | — | 64 | ~1866 |
| Lillie Lambert | Other | — | 21 | ~1909 |
| Nellie Lambert | Other | — | 4 | ~1926 |
| Mary Lambert | Son | — | 19 | ~1911 |
| Tom Lambert | Son | — | 15 | ~1915 |
| H Lambert | Son | — | 8 | ~1922 |
| Robert Lambert | Son | — | 23 | ~1907 |
| Mary Lambert | Spouse | — | 45 | ~1885 |
Census Appearances
1920
None, None
Spouse, age 36
None, None · implied b. ~1884 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | Mary H. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1930
None, None
Spouse, age 45
None, None · implied b. ~1885 — 13 household members
| Surname | Lambert |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 23 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Can Read/Write | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west 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 Mary Lambert across 2 US Census years (1920 and 1930) in None, None, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Lambert
Spouse · 1930 · age 45 · b. ~1885 · None
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — None, None
Open full size
1930 US Federal Census — None, None
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2554unit:0081)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Kate Lambert | 4 | Daughter | — | West Virginia |
| 52 | Ruth Lambert | 2 | Son | — | West Virginia |
| 53 | Tom Harper | 61 | Head | Manager | West Virginia |
| 54 | Phoebe E Harper | 63 | Wife | — | West Virginia |
| 55 | Guy Harper | 24 | Son | Laborer | West Virginia |
| 56 | Rosa H Montoney | 28 | Servant | Housekeeper | West Virginia |
| 57 | Sand Helmick | 35 | Servant | Laborer | West Virginia |
| 58 | Emery Harper | 25 | Head | Laborer | West Virginia |
| 59 | Sylvia Harper | 22 | Wife | — | West Virginia |
| 60 | Helen Harper | 3 | Daughter | — | West Virginia |
| 61 | Billie Harper | 0 | Son | — | West Virginia |
| 62 | Sam A Lambert | 64 | Head | Manager | West Virginia |
| 63 | Mary A Lambert THIS PERSON | 45 | Wife | — | West Virginia |
| 64 | Robert Lambert | 23 | Son | Laborer | West Virginia |
| 65 | Madge E Lambert | 21 | Daughter | — | West Virginia |
| 66 | Mary Lambert | 19 | Son | Laborer | West Virginia |
| 67 | Gladys Lambert | 17 | Daughter | — | West Virginia |
| 68 | Tom Lambert | 15 | Son | — | West Virginia |
| 69 | Edith Lambert | 13 | Daughter | — | West Virginia |
| 70 | Eula Lambert | 11 | Daughter | — | West Virginia |
| 71 | H Ford Lambert | 8 | Son | — | West Virginia |
| 72 | Stella Lambert | 6 | Daughter | — | West Virginia |
| 73 | Nellie Lambert | 4 | Grand Daughter | — | West Virginia |
| 74 | Lillie Lambert | 21 | Daughter-in-law | — | West Virginia |
| 75 | Hiller Harper | 52 | Head | Operator | West Virginia |
| 76 | Annie Harper | 49 | Wife | — | West Virginia |
| 77 | Dewey Harper | 33 | Son | Laborer | West Virginia |
| 78 | Iora Alice Harper | 20 | Daughter-in-law | — | West Virginia |
| 79 | Betty Jean Harper | 1 | Grand Daughter | — | West Virginia |
| 80 | H Clay Herman | 71 | Head | Operator | West Virginia |
| 81 | George P Cooper | 41 | Head | Operator | West Virginia |
| 82 | Bertha Cooper | 43 | Wife | — | West Virginia |
| 83 | Mildred Cooper | 21 | Daughter | — | West Virginia |
| 84 | Maybell Cooper | 18 | Daughter | — | West Virginia |
| 85 | Ethel May Cooper | 15 | Daughter | — | West Virginia |
| 86 | Berlin C Cooper | 12 | Son | — | West Virginia |
| 87 | Mary Vera Cooper | 7 | Daughter | — | West Virginia |
| 88 | Hiller B Cooper | 44 | Head | Laborer | West Virginia |
| 89 | Hattie Cooper | 48 | Sister | — | West Virginia |
| 90 | Maybelle Cooper | 42 | Sister | Teacher | West Virginia |
| 91 | Fred R Huffman | 37 | Head | Operator | West Virginia |
| 92 | Edna S Huffman | 32 | Wife | — | West Virginia |
| 93 | Richard R Huffman | 12 | Son | — | West Virginia |
| 94 | Earl E Huffman | 10 | Son | — | West Virginia |
| 95 | Reba R Huffman | 6 | Daughter | — | West Virginia |
| 96 | Irene G Huffman | 1 | Daughter | — | West Virginia |
| 97 | Miner Harper | 58 | Head | Operator | West Virginia |
| 98 | Clara Harper | 55 | Wife | — | West Virginia |
| 99 | Albert Harper | 21 | Son | Laborer | West Virginia |
| 100 | Evelyn Harper | 17 | Daughter | — | West Virginia |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)