MF
Mary Finley — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Union, New Jersey
Our Model Tree links this Mary Finley across the 1920 and 1930 US Censuses in Union, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1899), then head of a 11-person household.
Age 31
b. ~1899
Female
Daughter
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Union, New Jersey |
| Surname | Finley |
| Given Name | Mary G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Virginia |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Occupation | Clerk |
| Industry | School Dept |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Clerk |
| Township / Ward | Elizabeth City |
| Est. Birth Year | ~1899 |
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 |
|---|---|---|---|---|
| Betty Hirth | Daughter | — | 3 | ~1927 |
| Charlotte Grieger | Daughter | — | 10 | ~1920 |
| Frieda Grieger | Spouse | — | 33 | ~1897 |
| Catherine Finley | Spouse | — | 63 | ~1867 |
| Thomas Finley | Other | — | 67 | ~1863 |
| Thomas Finley | Son | — | 35 | ~1895 |
| Albert Grieger | Head | — | 40 | ~1890 |
| Mary Finley | Daughter | — | 31 | ~1899 |
| Rose Hirth | Spouse | — | 29 | ~1901 |
| James Finley | Son | — | 34 | ~1896 |
| Joseph Hirth | Other | — | 25 | ~1905 |
Census Appearances
1920
Union, New …
Daughter, age 22
Union, New Jersey · implied b. ~1898 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Finley |
| Given Name | Mary A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Virginia |
| Mother's Birthplace | New Jersey |
| Industry | Manufacturing Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Union, New …
Daughter, age 31
Union, New Jersey · implied b. ~1899 — 11 household members
| Surname | Finley |
| Given Name | Mary G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Virginia |
| Mother's Birthplace | New Jersey |
| Occupation | Clerk |
| Industry | School Dept |
| Class of Worker | W |
| 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 Finley across 2 US Census years (1920 and 1930) in Union, New Jersey, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Finley
Daughter · 1930 · age 31 · b. ~1899 · New Jersey
★ You are viewing this record
Sibling
Betty Hirth
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlotte Grieger
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Finley
Sibling · 1930 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Finley
Sibling · 1930 · age 34
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 — Union, New Jersey
Open full size
1930 US Federal Census — Union, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1386:0106)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Henry Cronin | 35 | Head | Machinist | Pennsylvania |
| 52 | James A. Cronin | 32 | Son | — | Maryland |
| 53 | Emily Cronin | 10 | Daughter | — | New York |
| 54 | Evelyn Cronin | 6 | Daughter | — | New York |
| 55 | William Price | 35 | Head | Shipping Clerk | New Jersey |
| 56 | Edith Price | 29 | Wife | — | New Jersey |
| 57 | Jack Price | 12 | Son | — | New Jersey |
| 58 | Howard Price | 10 | Son | — | New York |
| 59 | James Price | 9 | Son | — | New Jersey |
| 60 | Howard Price | 9 | Son | — | New York |
| 61 | Raymond Price | 8 | Son | — | New York |
| 62 | Paul Klatt | 36 | R | Waiter | Germany |
| 63 | Helen Klatt | 36 | Wife | — | Germany |
| 64 | Peter M. Mortensen | 49 | R | Foreman | Denmark |
| 65 | Lena Mortensen | 41 | Wife | — | Denmark |
| 66 | Christian Mortensen | 9 | Son | — | New York |
| 67 | Jacob Mortensen | 7 | Son | — | New Jersey |
| 68 | Martina Mortensen | 4 | Daughter | — | New Jersey |
| 69 | Raymond Harrison | 29 | Head | — | New Jersey |
| 70 | Beatrice Harrison | 30 | Wife | Truck Driver | New Jersey |
| 71 | Raymond Harrison | 6 | Son | — | New Jersey |
| 72 | David Mitchell | 29 | R | Janitor | Scotland |
| 73 | Mitchell | 32 | Wife | — | Scotland |
| 74 | James Donegan | 31 | Head | Clerk | New Jersey |
| 75 | Charlotte Donegan | 28 | Wife | — | New York |
| 76 | James Donegan | 5 | Son | — | New York |
| 77 | James Ryan | 37 | Head | Boiler Maker | New Jersey |
| 78 | Catherine Ryan | 36 | Wife | — | New Jersey |
| 79 | Anita Ryan | 10 | Daughter | — | New Jersey |
| 80 | Mary Ryan | 8 | Daughter | — | New Jersey |
| 81 | Catherine Ryan | 7 | Daughter | — | New Jersey |
| 82 | Eileen Ryan | 5 | Daughter | — | New Jersey |
| 83 | Ruth Ryan | 4 | Daughter | — | New Jersey |
| 84 | James Ryan | 2 | Son | — | New Jersey |
| 85 | Ryan | 0 | Daughter | — | New Jersey |
| 86 | Frank Smith | 38 | Boarder | Boiler Maker | Maryland |
| 87 | Henry Joyce | 57 | Head | Chief Clerk | Louisiana |
| 88 | Martha M. Joyce | 54 | Wife | — | New Jersey |
| 89 | Mary Joyce | 23 | Daughter | Stenographer | New Jersey |
| 90 | Albert Grieger | 40 | Head | Pipe Fitter | Germany |
| 91 | Frieda Grieger | 33 | Wife | — | Germany |
| 92 | Charlotte Grieger | 10 | Daughter | — | Germany |
| 93 | Joseph Hirth | 25 | R | Tool Maker | Germany |
| 94 | Rose Hirth | 29 | Wife | — | Germany |
| 95 | Betty Hirth | 3 | Daughter | — | New Jersey |
| 96 | Thomas J. Finley | 67 | R | Handyman | Virginia |
| 97 | Catherine Finley | 63 | Wife | — | New Jersey |
| 98 | Thomas J. Finley | 35 | Son | Clerk | New Jersey |
| 99 | James W. Finley | 34 | Son | Painter | New Jersey |
| 100 | Mary G. Finley THIS PERSON | 31 | Daughter | Clerk | New Jersey |
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)