MS
Mollie Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Mollie Smith across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 6-person household.
Age 56
b. ~1884
Female
Spouse
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Smith |
| Given Name | Mollie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1884 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mollie | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Smith | Daughter | — | 30 | ~1910 |
| Ida Smith | Daughter | — | 34 | ~1906 |
| Zelig Smith | Head | — | 61 | ~1879 |
| William Kline | Other | — | 27 | ~1913 |
| Jacob Smith | Son | — | 36 | ~1904 |
| Mollie Smith | Spouse | — | 56 | ~1884 |
Census Appearances
1930
Allegheny, Pennsylvania
Spouse, age 45
Allegheny, Pennsylvania · implied b. ~1885 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Mollie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1912 |
| Age at First Marriage | 15 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Allegheny-County, Pennsylvania
Spouse, age 56
Allegheny-County, Pennsylvania · implied b. ~1884 — 6 household members
| Surname | Smith |
| Given Name | Mollie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Industry | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 Mollie Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mollie Smith
Spouse · 1940 · age 56 · b. ~1884 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
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1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03663-00420)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Iona Kaufman | 24 | daughter | — | Pennsylvania |
| 42 | David M. Kaufman | 22 | son | Lawyer | New York |
| 43 | Ellen Jane Kaufman | 19 | daughter | — | Pennsylvania |
| 44 | Jean Gruss | 21 | maid | Maid | Pennsylvania |
| 45 | David Kraik | 54 | head | — | Russia |
| 46 | Edna Kraik | 47 | wife | — | Russia |
| 47 | Millard Kraik | 25 | son | Merchant | Pennsylvania |
| 48 | Sylvia Kraik | 23 | daughter | — | Pennsylvania |
| 49 | Lillian Kraik | 21 | daughter | Saleslady | Pennsylvania |
| 50 | James Kraik | 20 | son | — | Pennsylvania |
| 51 | Sarah J. Robb | 56 | head | — | West Virginia |
| 52 | Ettie Brandon | 63 | sister | — | West Virginia |
| 53 | John A. Brandon | 63 | brother-in-law | — | West Virginia |
| 54 | W. Ben Brandon | 22 | nephew | Secretary | West Virginia |
| 55 | Louis J. Robb | 22 | nephew | — | Pennsylvania |
| 56 | Harvey M. Aronson | 47 | head | Lawyer | Pennsylvania |
| 57 | Mildred Aronson | 40 | wife | — | Wisconsin |
| 58 | Robert Aronson | 18 | son | — | Pennsylvania |
| 59 | Edward Aronson | 15 | son | — | Pennsylvania |
| 60 | Sue Klena | 21 | maid | Maid | Pennsylvania |
| 61 | Abraham Berkrow | 44 | head | Physician | Pennsylvania |
| 62 | Frida Berkrow | 40 | wife | — | Pennsylvania |
| 63 | Elinor Berkrow | 18 | daughter | — | Pennsylvania |
| 64 | Jane Berkrow | 14 | daughter | — | Pennsylvania |
| 65 | Stanley Berkrow | 4 | son | — | Pennsylvania |
| 66 | Zelig Smith | 61 | head | — | Russia |
| 67 | Mollie Smith THIS PERSON | 56 | wife | — | Russia |
| 68 | Jacob Smith | 36 | son | Clerk | Russia |
| 69 | Ida Smith | 34 | daughter | Bookkeeper | Russia |
| 70 | Gertrude Smith | 30 | daughter | Clerk | Russia |
| 71 | William Kline | 27 | lodger | Salesman | New York |
| 72 | Herman Passamaneck | 50 | head | Director | Virginia |
| 73 | Dolores Passamaneck | 30 | wife | — | Pennsylvania |
| 74 | Stephen Passamaneck | 6 | son | — | Pennsylvania |
| 75 | Arline Jaskol | 24 | sister-in-law | Lab Technician | Pennsylvania |
| 76 | Anne Brianko | 21 | maid | Maid | Pennsylvania |
| 77 | Jesse Levy | 46 | head | Manager | Pennsylvania |
| 78 | Reva Levy | 37 | wife | — | Pennsylvania |
| 79 | Malcolm Levy | 14 | son | — | Pennsylvania |
| 80 | Arlene Levy | 11 | daughter | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)