MG
Mary Grant — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Ocean, New Jersey
Our Model Tree links this Mary Grant across the 1920, 1930 and 1940 US Censuses in Ocean, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 7-person household.
Age 44
b. ~1886
Female
Spouse
Born: New Jersey
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Ocean, New Jersey |
| Surname | Grant |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 17 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Lacey Township |
| Est. Birth Year | ~1886 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Grant | Daughter | — | 18 | ~1912 |
| Margaret Grant | Daughter | — | 13 | ~1917 |
| Charles Grant | Head | — | 44 | ~1886 |
| Edward Grant | Son | — | 12 | ~1918 |
| Herbert Grant | Son | — | 20 | ~1910 |
| James Grant | Son | — | 9 | ~1921 |
| Mary Grant | Spouse | — | 44 | ~1886 |
Census Appearances
1920
Ocean, New …
Spouse, age 34
Ocean, New Jersey · implied b. ~1886 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Ocean, New …
Spouse, age 44
Ocean, New Jersey · implied b. ~1886 — 7 household members
| Surname | Grant |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 17 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Ocean-County, New …
Spouse, age 53
Ocean-County, New Jersey · implied b. ~1887 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Lakewood Twp |
| 1935 Residence (County) | Ocean |
| Hours Worked | 0 |
| Highest Grade | H-2 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Grant 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 Grant
Spouse · 1930 · age 44 · b. ~1886 · New Jersey
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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 — Ocean, New Jersey
Open full size
1930 US Federal Census — Ocean, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1375:0268)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Frank Britton | 36 | Head | Salesman | New Jersey |
| 52 | Maud Britton | 31 | Wife | — | New Jersey |
| 53 | Isadore Britton | 12 | Son | — | New Jersey |
| 54 | Norman Britton | 11 | Son | — | New Jersey |
| 55 | Irene Britton | 5 | Daughter | — | New Jersey |
| 56 | Doris Britton | 1 | Daughter | — | New Jersey |
| 57 | Emma | 67 | Mother-in-law | — | New Jersey |
| 58 | Harry Rogers | 69 | Head | Laborer | New Jersey |
| 59 | Lulu Rogers | 29 | Daughter | — | New Jersey |
| 60 | William Arnold | 29 | Head | Laborer | New Jersey |
| 61 | Lillian Arnold | 23 | Wife | — | West Virginia |
| 62 | William Arnold | 7 | Son | — | New Jersey |
| 63 | Delores Arnold | 5 | Daughter | — | New Jersey |
| 64 | Bertha Arnold | 3 | Daughter | — | New Jersey |
| 65 | Mildred Arnold | 1 | Daughter | — | New Jersey |
| 66 | Charles Mason | 47 | Head | Dairyman | Germany |
| 67 | Matilda Mason | 39 | Wife | — | New Jersey |
| 68 | Dorothy Mason | 8 | Daughter | — | New Jersey |
| 69 | John Clark | 85 | Head | — | New Jersey |
| 70 | Mary Whitson | 59 | Housekeeper | Housekeeper | Pennsylvania |
| 71 | Thomas Britton | 24 | Head | Steam Engineer | New Jersey |
| 72 | Rose Britton | 23 | Wife | — | New Jersey |
| 73 | Thomas Britton | 1 | Son | — | New Jersey |
| 74 | Wilson Rogers | 51 | Head | Dairyman | New Jersey |
| 75 | Elizabeth Rogers | 45 | Wife | — | New Jersey |
| 76 | Randolph Bullock | 72 | Head | Dairyman | New Jersey |
| 77 | Mary Bullock | 67 | Wife | — | New Jersey |
| 78 | Victor Person | 60 | Head | Dairyman | New Jersey |
| 79 | Ida Person | 57 | Wife | — | New Jersey |
| 80 | George Woolley | 82 | Head | — | New Jersey |
| 81 | Catherine Woolley | 82 | Wife | — | New Jersey |
| 82 | John S. Barlow | 78 | Head | — | New Jersey |
| 83 | Catherine Barlow | 67 | Wife | — | New Jersey |
| 84 | James Austin | 70 | Boarder | — | Alabama |
| 85 | Charles Grant | 44 | Head | Dairyman | New Jersey |
| 86 | Mary Grant THIS PERSON | 44 | Wife | — | New Jersey |
| 87 | Herbert Grant | 20 | Son | Boatyard | New Jersey |
| 88 | Mary Grant | 18 | Daughter | — | New Jersey |
| 89 | Margaret Grant | 13 | Daughter | — | New Jersey |
| 90 | Edward Grant | 12 | Son | — | New Jersey |
| 91 | James Grant | 9 | Son | — | New Jersey |
| 92 | Rocco Pachetti | 65 | Head | Laborer | Italy |
| 93 | Domenica Pachetti | 62 | Wife | — | Italy |
| 94 | Frank Pachetti | 17 | Son | Laborer | New Jersey |
| 95 | Mabel Conover | 52 | Head | Housekeeper | New Jersey |
| 96 | Frank Josephson | 38 | Head | Painter | New Jersey |
| 97 | Sadie Josephson | 34 | Wife | — | New Jersey |
| 98 | Ruth Josephson | 14 | Daughter | — | New Jersey |
| 99 | Frank Josephson | 12 | Son | — | New Jersey |
| 100 | Charles Josephson | 10 | Son | — | New Jersey |
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)