MH
Mary Hartman — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Atlantic, New Jersey
Our Model Tree links this Mary Hartman across the 1920 and 1930 US Censuses in Atlantic, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 11-person household.
Age 12
b. ~1918
Female
Daughter
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Atlantic, New Jersey |
| Surname | Hartman |
| Given Name | Mary H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 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 | Pleasantville City |
| Est. Birth Year | ~1918 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eleanor Hartman | Daughter | — | 9 | ~1921 |
| Mary Hartman | Daughter | — | 12 | ~1918 |
| Mable Hartman | Daughter | — | 16 | ~1914 |
| Millard Hartman | Head | — | 53 | ~1877 |
| Maude Hartman | Other | — | 20 | ~1910 |
| Edna Hartman | Other | — | 25 | ~1905 |
| Virginia Hartman | Other | — | 2 | ~1928 |
| William Hartman | Son | — | 14 | ~1916 |
| John Hartman | Son | — | 5 | ~1925 |
| Millard Hartman | Son | — | 22 | ~1908 |
| George Hartman | Son | — | 6 | ~1924 |
Census Appearances
1920
Atlantic, New …
Daughter, age 2
Atlantic, New Jersey · implied b. ~1918 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Atlantic, New …
Daughter, age 12
Atlantic, New Jersey · implied b. ~1918 — 11 household members
| Surname | Hartman |
| Given Name | Mary H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 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 |
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 Hartman across 2 US Census years (1920 and 1930) in Atlantic, New Jersey, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hartman
Daughter · 1930 · age 12 · b. ~1918 · New Jersey
★ You are viewing this record
Sibling
Eleanor Hartman
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Millard Hartman
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Hartman
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hartman
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Hartman
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mable Hartman
Sibling · 1930 · age 16
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 — Atlantic, New Jersey
Open full size
1930 US Federal Census — Atlantic, New Jersey
Page Contents
46 people indexed on this census page (ia:1930:newjerseycensus00reel1310:0066)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Joseph F. Kilpatrick | 34 | Head | Carpenter | Pennsylvania |
| 52 | Elizabeth M. Kilpatrick | 32 | Wife-H | — | Pennsylvania |
| 53 | Charles J. Kilpatrick | 16 | Son | Helper | Pennsylvania |
| 54 | Walter E. Henry | 57 | Head | Salesman | New Jersey |
| 55 | Mable M. Henry | 51 | Wife-H | — | Pennsylvania |
| 56 | James J. Mcgraw | 36 | Head | Carpenter | Pennsylvania |
| 57 | Kathryn Mcgraw | 36 | Wife-H | — | Pennsylvania |
| 58 | Kathryn Mcgraw | 5 | Daughter | — | Pennsylvania |
| 59 | Mary Mcgraw | 7 | Daughter | — | New Jersey |
| 60 | Thomas Mcgraw | 12 | Son | — | Pennsylvania |
| 61 | Francis Mcgraw | 8 | Son | — | Pennsylvania |
| 66 | Pence A. Wentzell | 60 | Head | Engineer | New Jersey |
| 67 | Lina H. Wentzell | 60 | Wife-H | — | Pennsylvania |
| 68 | Carle F. Wentzell | 23 | Son | Auto Mechanic | New Jersey |
| 69 | John J. Jones | 32 | Head | Salesman | Pennsylvania |
| 70 | Virginia H. Jones | 29 | Wife-H | — | Pennsylvania |
| 71 | Virginia H. Jones | 8 | Daughter | — | Pennsylvania |
| 72 | Elmer Ireland | 73 | Head | Plaster | New Jersey |
| 73 | Mary J. Ireland | 32 | Daughter-H | — | New Jersey |
| 74 | Linford Ireland | 34 | Son | Grave Digger | New Jersey |
| 75 | Edson Ireland | 12 | Gr. Son | — | New Jersey |
| 76 | Martin Ireland | 5 | Gr. Son | — | New Jersey |
| 77 | Elmer J. Ireland | 2 | Gr. Son | — | New Jersey |
| 78 | John Hyson | 76 | Head | Wood-Chopper | New Jersey |
| 79 | Anna Hyson | 65 | Wife-H | — | New Jersey |
| 80 | Elizabeth Hyson | 16 | Daughter | Marker-Sorter | New Jersey |
| 81 | Andrew M. Walliam | 52 | Head | Watchman | Maryland |
| 82 | Bessie M. Walliam | 46 | Wife-H | — | Irish Free State |
| 83 | Charles J. Walliam | 9 | Son | — | New Jersey |
| 84 | Jennie E. Walliam | 7 | Daughter | — | New Jersey |
| 85 | Anna M. Walliam | 6 | Daughter | — | New Jersey |
| 86 | Nancy L. Drennan | 1 | Boarder | — | Pennsylvania |
| 87 | Harry H. Voorhees | 25 | Head | Gardener | Pennsylvania |
| 88 | Linda Voorhees | 47 | Wife-H | — | Northern Ireland |
| 89 | Millard B. Hartman | 53 | Head | Father | New Jersey |
| 90 | Maude S. Hartman | 20 | Daughter-H | — | New Jersey |
| 91 | Mable A. Hartman | 16 | Daughter | — | New Jersey |
| 92 | William P. Hartman | 14 | Son | — | New Jersey |
| 93 | Mary H. Hartman THIS PERSON | 12 | Daughter | — | New Jersey |
| 94 | Eleanor H. Hartman | 9 | Daughter | — | New Jersey |
| 95 | George L. Hartman | 6 | Son | — | New Jersey |
| 96 | John E. Hartman | 5 | Son | — | New Jersey |
| 97 | Millard B. Hartman | 22 | Son | Road Laborer | New Jersey |
| 98 | Edna R. Hartman | 25 | Dau. in Law | — | New Jersey |
| 99 | Virginia E. Hartman | 2 | Gr. Daughter | — | New Jersey |
| 100 | Robert S. Hopkins | 39 | Head | Plumber | Kentucky |
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)