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Mary Mack — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Erie, New York
Our Model Tree links this Mary Mack across the 1900, 1910, 1920 and 1930 US Censuses in Erie, New York (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 4-person household.
Age 60
b. ~1870
Female
Head
Born: New York
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Erie, New York |
| Surname | Mack |
| Given Name | Mary A |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | New York |
| Age at First Marriage | 19 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 50.00 |
| Radio Set | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Buffalo City |
| Est. Birth Year | ~1870 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Julia Mack | Daughter | — | 35 | ~1895 |
| William Mack | Son | — | 27 | ~1903 |
| James Mack | Son | — | 29 | ~1901 |
| Mary Mack | Head | — | 60 | ~1870 |
Census Appearances
1900
Erie, New …
Spouse, age 30
Erie, New York · implied b. ~1870 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mack |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | New York |
| Birth Month | Mar |
| Birth Year | 1870 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1910
Erie, New …
Head, age 42
Erie, New York · implied b. ~1868 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mack |
| Given Name | Mary A |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | New York |
| Years Married | 20 |
| Children Born | 8 |
| Children Living | 8 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Erie, New …
Head, age 52
Erie, New York · implied b. ~1868 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mack |
| Given Name | Mary E |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Widowed |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Janitor |
| Industry | Station House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Erie, New …
Head, age 60
Erie, New York · implied b. ~1870 — 4 household members
| Surname | Mack |
| Given Name | Mary A |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | New York |
| Age at First Marriage | 19 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 50.00 |
| Radio Set | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Mack across 4 US Census years (1900, 1910, 1920 and 1930) in Erie, New York, using XGBoost record linkage.
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This person
Anchor record
Mary Mack
Head · 1930 · age 60 · b. ~1870 · New York
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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 — Erie, New York
Open full size
1930 US Federal Census — Erie, New York
Page Contents
50 people indexed on this census page (ia:1930:newyorkcensus00reel1431:0820)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Jacob H Schultz | 43 | Head | Salesman | Russia |
| 52 | Esther Schultz | 40 | Wife | — | Pennsylvania |
| 53 | Ruth Schultz | 15 | Daughter | — | New York |
| 54 | Bertram Schultz | 12 | Son | — | New York |
| 55 | Wolf B Goldberg | 74 | Head | Retired | Poland |
| 56 | Solomon Goldberg | 44 | Son | Salesman | England |
| 57 | Harry Goldberg | 35 | Son | — | England |
| 58 | Anna Likter | 53 | Servant | Housekeeper | Austria |
| 59 | William Cantimore | 54 | Head | Fireman | New York |
| 60 | Louise Cantimore | 51 | Wife | — | Canada English |
| 61 | Richard M Gould | 24 | Step-son | Wire Chief | New York |
| 62 | Hazel E Gould | 22 | Step-daughter | Clerk | New York |
| 63 | William Clayton | 44 | Head | Superintendent | Scotland |
| 64 | Isabella Clayton | 44 | Wife | — | Scotland |
| 65 | William Clayton | 24 | Son | Printer | Scotland |
| 66 | Christine Clayton | 23 | Daughter | Stenographer | Scotland |
| 67 | Mable Clayton | 18 | Daughter | Stenographer | Scotland |
| 68 | John Maxwell | 59 | Head | Secretary | New York |
| 69 | Charlotte Maxwell | 57 | Wife | — | Canada English |
| 70 | Harry Maxwell | 28 | Son | Patrolman | New York |
| 71 | Thomas Maxwell | 23 | Son | Repairer | New York |
| 72 | Arthur Maxwell | 19 | Son | — | New York |
| 73 | Frederick N Corey | 49 | Head | Clerk | New York |
| 74 | Rose Corey | 49 | Wife | — | Canada English |
| 75 | Max W Corey | 28 | Son | Manager | New York |
| 76 | Charlotte Corey | 26 | Daughter-in-law | — | New York |
| 77 | Frederick Corey | 0 | Grandson | — | New York |
| 78 | Edward D Laufer | 38 | Head | Salesman | Austria |
| 79 | Lillian Laufer | 33 | Wife | — | New York |
| 80 | Joel Laufer | 13 | Son | — | New York |
| 81 | Sherwin L Laufer | 3 | Son | — | New York |
| 82 | Robert Taylor | 54 | Head | Manufacturer | Scotland |
| 83 | Charlotte Taylor | 49 | Wife | — | New York |
| 84 | Eugene Gratton | 46 | Head | Millwright | Canada French |
| 85 | Adeline Gratton | 35 | Wife | — | Canada French |
| 86 | John Gratton | 10 | Son | — | Canada French |
| 87 | Henrietta Gratton | 9 | Daughter | — | New York |
| 88 | William J Casey | 46 | Head | Mechanist | South Carolina |
| 89 | Catherine Casey | 44 | Wife | — | New York |
| 90 | Hampton Casey | 26 | Son | — | New York |
| 91 | Robert Casey | 22 | Son | — | New York |
| 92 | William Casey | 16 | Son | — | New York |
| 93 | Mary A Mack THIS PERSON | 60 | Head | — | New York |
| 94 | Julia M Mack | 35 | Daughter | — | New York |
| 95 | James F R Mack | 29 | Son | Patrolman | New York |
| 96 | William A Mack | 27 | Son | Truck Driver | New York |
| 97 | Richard Kaege | 49 | Head | Musician | Germany |
| 98 | Alice Kaege | 40 | Wife | Demonstrator | New York |
| 99 | Viola Kaege | 26 | Daughter | Stenographer | New York |
| 100 | Raymond Kaege | 13 | Son | — | New York |
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)