MC
Mary Clark — 1930 US Census Record
Linked across censuses1930 United States Federal Census · New York, New York
Our Model Tree links this Mary Clark across the 1920, 1930 and 1940 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 7-person household.
Age 40
b. ~1890
Female
Spouse
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | New York, New York |
| Surname | Clark |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Housewife |
| Industry | none |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Housewife |
| Est. Birth Year | ~1890 |
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 |
|---|---|---|---|---|
| Catherine Clark | Daughter | — | 15 | ~1915 |
| Mary Clark | Daughter | — | 9 | ~1921 |
| Dora Clark | Daughter | — | 11 | ~1919 |
| Margaret Clark | Daughter | — | 17 | ~1913 |
| Patrick Clark | Head | — | 50 | ~1880 |
| Patrick Clark | Son | — | 4 | ~1926 |
| Mary Clark | Spouse | — | 40 | ~1890 |
Census Appearances
1920
New York, …
Spouse, age 28
New York, New York · implied b. ~1892 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1911 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1917 |
| Birthplace (normalized) | ireland |
1930
New York, …
Spouse, age 40
New York, New York · implied b. ~1890 — 7 household members
| Surname | Clark |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Housewife |
| Industry | none |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
Head, age 50
New-York-County, New York · implied b. ~1890 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | New York |
| Naturalization Status | Naturalized |
| Occupation | Housekeeper |
| Highest Grade | 3 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Clark 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 Clark
Spouse · 1930 · age 40 · b. ~1890 · 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 — New York, New York
Open full size
1930 US Federal Census — New York, New York
Page Contents
50 people indexed on this census page (ia:1930:newyorkcensus00reel1571:0330)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Hanrahan | 32 | Head | Chauffeur | New York |
| 2 | Margaret Hanrahan | 30 | Wife | Housewife | New York |
| 3 | Edward Hanrahan | 12 | Son | None | New York |
| 4 | Rita Hanrahan | 11 | Daughter | None | New York |
| 5 | James Hanrahan | 7 | Son | None | New York |
| 6 | Patricia Hanrahan | 2 | Daughter | None | New York |
| 7 | Ellen Luth | 50 | Mother-in-law | Housewife | New York |
| 8 | Anna Lister | 62 | Head | None | New York |
| 9 | Patrick Manning | 45 | Head | Laborer | Ireland |
| 10 | Margaret Manning | 42 | Wife | Housewife | Ireland |
| 11 | John Manning | 13 | Son | None | New York |
| 12 | Mary Manning | 12 | Daughter | None | New York |
| 13 | Agnes Manning | 10 | Daughter | None | New York |
| 14 | Patrick Manning | 9 | Son | None | New York |
| 15 | Coleman Manning | 8 | Son | None | New York |
| 16 | Barbara Manning | 6 | Daughter | None | New York |
| 17 | Margaret Manning | 4 | Daughter | None | New York |
| 18 | Agnes Manning | 2 | Daughter | None | New York |
| 19 | Leo Manning | 1 | Son | None | New York |
| 20 | John Mcdermott | 55 | Head | Manager | Ireland |
| 21 | Mary Mcdermott | 50 | Wife | Housewife | New York |
| 22 | Wm Quinlan | 50 | Brother-in-law | Manager | New York |
| 23 | Joseph Mcmunn | 40 | Head | Laborer | New York |
| 24 | Catherine Mcmunn | 34 | Wife | Housewife | Canada-Eng |
| 25 | Catherine Mcmunn | 11 | Daughter | None | New York |
| 26 | Margaret Mcmunn | 8 | Daughter | None | New York |
| 27 | Thomas Quinn | 50 | Head | Park Dept. Laborer | Ireland |
| 28 | Mary Quinn | 53 | Wife | Housewife | Ireland |
| 29 | Thomas Quinn | 19 | Son | None | New York |
| 30 | Daniel Quinn | 18 | Son | None | New York |
| 31 | James Quinn | 16 | Son | None | New York |
| 32 | Patrick Clark | 50 | Head | Clerk | Ireland |
| 33 | Mary Clark THIS PERSON | 40 | Wife | Housewife | Ireland |
| 34 | Margaret Clark | 17 | Daughter | Clerk | New York |
| 35 | Catherine Clark | 15 | Daughter | None | New York |
| 36 | Dora Clark | 11 | Daughter | None | New York |
| 37 | Mary Clark | 9 | Daughter | None | New York |
| 38 | Patrick Clark | 4 | Son | None | New York |
| 39 | Patrick Leonard | 50 | Head | Laborer | Ireland |
| 40 | Mary Leonard | 50 | Wife | None | Ireland |
| 41 | John Davis | 50 | Head | Grocery Store | Russia |
| 42 | Debbie Davis | 47 | Wife | Housewife | Russia |
| 43 | Murray Davis | 28 | Son | Real Estate Agent | New York |
| 44 | Sam Posner | 55 | Head | Tailor | Russia |
| 45 | Rose Posner | 40 | Wife | Housewife | Russia |
| 46 | Jean Posner | 23 | Daughter | Factory Worker | New York |
| 47 | Emma Posner | 20 | Daughter | Clerk | New York |
| 48 | Jack Posner | 14 | Son | School | New York |
| 49 | Marty Posner | 13 | Son | None | New York |
| 50 | Philip Posner | 10 | Son | None | 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)