MC
Mary Christian — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Northumberland, Pennsylvania
Our Model Tree links this Mary Christian across the 1920 and 1930 US Censuses in Northumberland, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1913), then head of a 11-person household.
Age 17
b. ~1913
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Northumberland, Pennsylvania |
| Surname | Christian |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Shamokin Town |
| Est. Birth Year | ~1913 |
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 |
|---|---|---|---|---|
| Thomas Christian | Son | — | 12 | ~1918 |
| Linna Christian | Daughter | — | 18 | ~1912 |
| Mary Christian | Daughter | — | 17 | ~1913 |
| Helen Christian | Daughter | — | 4 | ~1926 |
| Victoria Christian | Daughter | — | 7 | ~1923 |
| Edna Christian | Daughter | — | 15 | ~1915 |
| Rose Christian | Head | — | 45 | ~1885 |
| Sophie Christian | Daughter | — | 9 | ~1921 |
| Josephine Christian | Daughter | — | 20 | ~1910 |
| Casper Christian | Son | — | 14 | ~1916 |
| Frank Christian | Son | — | 22 | ~1908 |
Census Appearances
1920
Northumberland, Pennsylvania
Daughter, age 7
Northumberland, Pennsylvania · implied b. ~1913 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Christian |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Northumberland, Pennsylvania
Daughter, age 17
Northumberland, Pennsylvania · implied b. ~1913 — 11 household members
| Surname | Christian |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Christian across 2 US Census years (1920 and 1930) in Northumberland, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Christian
Daughter · 1930 · age 17 · b. ~1913 · Pennsylvania
★ You are viewing this record
Sibling
Edna Christian
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Linna Christian
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Christian
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Victoria Christian
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sophie Christian
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Casper Christian
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Christian
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Christian
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Christian
Sibling · 1930 · age 4
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 — Northumberland, Pennsylvania
Open full size
1930 US Federal Census — Northumberland, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2089:0954)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fay | 2 | daughter | None | Pennsylvania |
| 2 | Lester H. Tobias | 30 | Head | Laborer | Pennsylvania |
| 3 | Mary Tobias | 31 | wife-H | None | Pennsylvania |
| 4 | Lester Tobias | 7 | son | None | Pennsylvania |
| 5 | Aletha Tobias | 1 | daughter | None | Pennsylvania |
| 6 | Katie Kachinski | 49 | Head | None | Pennsylvania |
| 7 | Joseph Kachinski | 21 | son | Bell Hop | Pennsylvania |
| 8 | Helen Kachinski | 19 | daughter | Waitress | Pennsylvania |
| 9 | Raymond Kachinski | 16 | son | Laborer | Pennsylvania |
| 10 | Franklin Kachinski | 14 | son | None | Pennsylvania |
| 11 | Mary Stansick | 36 | Head | None | Pennsylvania |
| 12 | Henry Stansick | 17 | son | Twister | Pennsylvania |
| 13 | John Stansick | 16 | son | None | Pennsylvania |
| 14 | Michael Stansick | 14 | son | None | Pennsylvania |
| 15 | George Stansick | 12 | son | None | Pennsylvania |
| 16 | Joseph Stansick | 10 | son | None | Pennsylvania |
| 17 | Katheryn Stansick | 9 | daughter | None | Pennsylvania |
| 18 | Stephen Stansick | 4 | son | None | Pennsylvania |
| 19 | Mary Stansick | 1 | daughter | None | Pennsylvania |
| 20 | Thomas Murray | 32 | Head | Laborer | Pennsylvania |
| 21 | Minnie Murray | 26 | wife-H | None | Pennsylvania |
| 22 | Eleanor Murray | 8 | daughter | None | Pennsylvania |
| 23 | John Heitzman | 49 | Head | Miner | Pennsylvania |
| 24 | Mary Heitzman | 42 | wife-H | None | Pennsylvania |
| 25 | John G. Heitzman | 28 | son | Miner | Pennsylvania |
| 26 | Joseph Heitzman | 18 | son | Breaker Boy | Pennsylvania |
| 27 | Hazel Heitzman | 23 | daughter | None | Pennsylvania |
| 28 | Gerald Heitzman | 16 | son | None | Pennsylvania |
| 29 | Leo Heitzman | 14 | son | None | Pennsylvania |
| 30 | Loretta Heitzman | 13 | daughter | None | Pennsylvania |
| 31 | Morris Heitzman | 12 | son | None | Pennsylvania |
| 32 | Elizabeth Heitzman | 11 | daughter | None | Pennsylvania |
| 33 | Mary Heitzman | 10 | daughter | None | Pennsylvania |
| 34 | Fedley Heitzman | 6 | son | None | Pennsylvania |
| 35 | Margaret Heitzman | 5 | daughter | None | Pennsylvania |
| 36 | Harold Heitzman | 3 | son | None | Pennsylvania |
| 37 | Bert Heitzman | 1 | son | None | Pennsylvania |
| 38 | Rose Christian | 45 | Head | None | Poland |
| 39 | Frank Christian | 22 | son | Driver | Pennsylvania |
| 40 | Josephine Christian | 20 | daughter | Redrawer | Pennsylvania |
| 41 | Linna Christian | 18 | daughter | Redrawer | Pennsylvania |
| 42 | Mary Christian THIS PERSON | 17 | daughter | None | Pennsylvania |
| 43 | Edna Christian | 15 | daughter | None | Pennsylvania |
| 44 | Casper Christian | 14 | son | None | Pennsylvania |
| 45 | Thomas Christian | 12 | son | None | Pennsylvania |
| 46 | Sophie Christian | 9 | daughter | None | Pennsylvania |
| 47 | Victoria Christian | 7 | daughter | None | Pennsylvania |
| 48 | Helen Christian | 4 | daughter | None | Pennsylvania |
| 49 | Michael Stoops | 30 | Head | Miner | Pennsylvania |
| 50 | Nellie Stoops | 25 | wife | None | Pennsylvania |
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)