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Mary Lambert — 1930 US Census Record
Model Tree available1930 United States Federal Census · Ramsey, Minnesota
Our Model Tree links this Mary Lambert across the 1920, 1930 and 1940 US Censuses in Ramsey, Minnesota (XGBoost, ~Confirmed), with identified parents George & Mabel — first a daughter (b.~1917), then head of a 6-person household.
Age 13
b. ~1917
Female
Daughter
Born: Minnesota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Ramsey, Minnesota |
| Surname | Lambert |
| Given Name | Mary H |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Belgium |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | St Paul City |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Lambert | Daughter | — | 13 | ~1917 |
| George Lambert | Head | — | 63 | ~1867 |
| Bazille Lambert | Other | — | 68 | ~1862 |
| Mabel Lambert | Other | — | 57 | ~1873 |
| Boucheteau Lambert | Other | — | 47 | ~1883 |
| George Lambert | Son | — | 15 | ~1915 |
Census Appearances
1920
Ramsey, Minnesota
Daughter, age 3
Ramsey, Minnesota · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | Mabel |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Belgium |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Ramsey, Minnesota
Daughter, age 13
Ramsey, Minnesota · implied b. ~1917 — 6 household members
| Surname | Lambert |
| Given Name | Mary H |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Belgium |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Ramsey-County, Minnesota
Other, age 24
Ramsey-County, Minnesota · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | May |
| Relationship to Head | Maid |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul |
| 1935 Residence (County) | Ramsey |
| Occupation | Maid |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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. Identified parents: father George Lambert (~0.92 confidence) and mother Mabel Lambert (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Lambert
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Mabel Lambert
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Lambert
Daughter · 1930 · age 13 · b. ~1917 · Minnesota
★ You are viewing this record
Sibling
George Lambert
Sibling · 1930 · age 15
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
1930 US Federal Census — Ramsey, Minnesota
Open full size
1930 US Federal Census — Ramsey, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1118:1079)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Bertha G Eckstrand | 53 | Wife-H | — | Iowa |
| 52 | Carlisle L Eckstrand | 20 | Son | Mechanic | Minnesota |
| 53 | Ralph E Jewell | 27 | Roomer | Machinist | Wisconsin |
| 54 | Lidvine M Jewell | 27 | Roomer | — | Minnesota |
| 55 | Ralph H Jewell | 6 | Roomer | — | Minnesota |
| 56 | Teddy R Jewell | 5 | Roomer | — | Minnesota |
| 57 | Emmet J Jewell | 3 | Roomer | — | Wisconsin |
| 58 | Shirley A Jewell | 2 | Roomer | — | Minnesota |
| 59 | Phillip V Jewell | 22 | Roomer | Operator | Wisconsin |
| 60 | William J Mc Carthy | 44 | Head | Gardener | Irish Free State |
| 61 | Elizabeth M Mc Carthy | 42 | Wife-H | — | Irish Free State |
| 62 | John C Mc Carthy | 14 | Daughter | — | Minnesota |
| 63 | Gladys J Mc Carthy | 13 | Daughter | — | Minnesota |
| 64 | Eugene H Mc Carthy | 8 | Son | — | Minnesota |
| 65 | Frank G Llewelling | 44 | Head | Salesman | Minnesota |
| 66 | Blanche M Llewelling | 34 | Wife-H | — | Minnesota |
| 67 | Rita M Llewelling | 13 | Adopted Daughter | — | New York |
| 68 | Guenth, John A Llewelling | 32 | Brother-in-law | Salesman | Minnesota |
| 69 | De Witt C Jones | 62 | Head | Phys & Surgeon | Minnesota |
| 70 | Fannie T Jones | 55 | Wife-H | — | Minnesota |
| 71 | Arthur E Storum | 42 | Head | Salesman | Washington D.C. |
| 72 | Anna C Storum | 49 | Wife-H | Bookkeeper | Germany |
| 73 | Watkins, Marjorie H Storum | 28 | Roomer | Demonstrator | Georgia |
| 74 | Howard W Kingston | 48 | Head | Proprietor | Ohio |
| 75 | Jennie B Kingston | 75 | Mother-H | — | Ohio |
| 76 | Miller, Esther R Kingston | 23 | Maid | Maid | Minnesota |
| 77 | George C Lambert | 63 | Head | Lawyer | Belgium |
| 78 | Mabel G Lambert | 57 | Wife-H | — | Minnesota |
| 79 | George C Lambert | 15 | Son | — | Minnesota |
| 80 | Mary H Lambert THIS PERSON | 13 | Daughter | — | Minnesota |
| 81 | Bazille, Clara M Lambert | 68 | Sister-in-law | — | Minnesota |
| 82 | Boucheteau, Mary A Lambert | 47 | Maid | Maid | France |
| 83 | John A Rossi | 71 | Head | — | Pennsylvania |
| 84 | Mollie F Rossi | 77 | Wife-H | — | Pennsylvania |
| 85 | Stevens, Beverly Rossi | 18 | Maid | Maid | Indiana |
| 86 | Charles B Hall | 63 | Head | Asst President | Illinois |
| 87 | Elizabeth P Hall | 48 | Wife-H | — | Ohio |
| 88 | Faith P Hall | 26 | Daughter | — | Ohio |
| 89 | Leo C Mc Gee | 43 | Head | Manager | Illinois |
| 90 | Lillian C Mc Gee | 41 | Wife-H | — | Illinois |
| 91 | Elizabeth B Punnett | 84 | Head | — | Kentucky |
| 92 | Reames, Theodore Punnett | 59 | Son | — | Kentucky |
| 93 | Albreck, Amelia Punnett | 63 | Maid | Maid | Germany |
| 94 | Daniel A Mudge | 73 | Head | Real Estate | Pennsylvania |
| 95 | Eva E Mudge | 67 | Wife-H | — | Minnesota |
| 96 | Calonzi, Clara Mudge | 24 | Maid | Maid | Minnesota |
| 97 | Alice L Mac Gregor | 70 | Head | — | New York |
| 98 | Zoratko, Andre Mac Gregor | 18 | Adopted Son | Artist | Czecho-Slovakia |
| 99 | George H Griffith | 65 | Head | Representative | North Carolina |
| 100 | Mary A Griffith | 42 | Wife-H | — | Minnesota |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)