MS
Mary Snow — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Mary Snow across the 1930 and 1940 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 11-person household.
Age 1
b. ~1929
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Snow |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1929 |
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 |
|---|---|---|---|---|
| John Snow | Other | — | 25 | ~1905 |
| Mary Snow | Other | — | 65 | ~1865 |
| Mary Snow | Daughter | — | 1 | ~1929 |
| Alice Snow | Daughter | — | 12 | ~1918 |
| Thomas Snow | Head | — | 31 | ~1899 |
| Elizabeth Snow | Daughter | — | 1 | ~1929 |
| Robert Snow | Son | — | 1 | ~1929 |
| Catherine Snow | Daughter | — | 1 | ~1929 |
| William Snow | Other | — | 24 | ~1906 |
| Thomas Snow | Son | — | 10 | ~1920 |
| Alice Snow | Spouse | — | 31 | ~1899 |
Census Appearances
1930
Suffolk, Massachusetts
Daughter, age 1
Suffolk, Massachusetts · implied b. ~1929 — 11 household members
| Surname | Snow |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 11
Suffolk-County, Massachusetts · implied b. ~1929 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Snow |
| Given Name | Marcia |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Snow across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Snow
Daughter · 1930 · age 1 · b. ~1929 · Massachusetts
★ You are viewing this record
Sibling
Elizabeth Snow
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Snow
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Snow
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Snow
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Snow
Sibling · 1930 · age 1
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 — Suffolk, Massachusetts
Open full size
1930 US Federal Census — Suffolk, Massachusetts
Page Contents
45 people indexed on this census page (ia:1930:massachusettscensus00reel937:1082)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 4 | James Beaton | 73 | Head | Janitor | Ireland |
| 5 | Annie Beaton | 74 | Wife | — | Ireland |
| 6 | Annie Beaton | 41 | Daughter | — | Massachusetts |
| 7 | Mary Beaton | 39 | Daughter | — | Massachusetts |
| 8 | Margaret Beaton | 37 | Daughter | — | Massachusetts |
| 9 | Elizabeth Beaton | 35 | Daughter | — | Massachusetts |
| 10 | James J Beaton | 27 | Son | — | Massachusetts |
| 11 | Catherine Beaton | 25 | Daughter | — | Massachusetts |
| 12 | Robert Beaton | 23 | Son | — | Massachusetts |
| 13 | Thomas F Snow | 31 | Head | Mechanic | Massachusetts |
| 14 | Alice M Snow | 31 | Wife | — | Massachusetts |
| 15 | Alice Snow | 12 | Daughter | — | Massachusetts |
| 16 | Thomas M Snow | 10 | Son | — | Massachusetts |
| 17 | Robert Snow | 1 | Son | — | Massachusetts |
| 18 | Elizabeth Snow | 1 | Daughter | — | Massachusetts |
| 19 | Mary Snow THIS PERSON | 1 | Daughter | — | Massachusetts |
| 20 | Catherine Snow | 1 | Daughter | — | Massachusetts |
| 21 | Mary Snow | 65 | Mother | — | Ireland |
| 22 | John Snow | 25 | Brother | — | Massachusetts |
| 23 | William Snow | 24 | Brother | — | Massachusetts |
| 24 | Robert H Butler | 34 | Head | Plumber | Massachusetts |
| 25 | Alice L Butler | 34 | Wife | — | Massachusetts |
| 26 | Robert Butler | 10 | Son | — | Massachusetts |
| 27 | Richard Butler | 3 | Son | — | Massachusetts |
| 28 | Alice Butler | 0 | Daughter | — | Massachusetts |
| 29 | Mary Butler | 64 | Mother | — | New York |
| 30 | William Butler | 28 | Brother | Carpenter | Massachusetts |
| 31 | Elizabeth Butler | 21 | Sister | — | Massachusetts |
| 32 | Margaret B Butler | 24 | Sister | — | Massachusetts |
| 33 | Helen Butler | 22 | Sister | — | Massachusetts |
| 34 | Robert Butler | 21 | Brother | — | Massachusetts |
| 35 | James Butler | 18 | Brother | — | Massachusetts |
| 36 | John Butler | 16 | Brother | — | Massachusetts |
| 37 | Arthur H Butler | 14 | Brother | — | Massachusetts |
| 38 | Sarah Babcock | 58 | Head | — | Rhode Island |
| 39 | Florence Babcock | 20 | Daughter | — | Canada |
| 40 | William Babcock | 18 | Son | — | Massachusetts |
| 41 | John Hugh | 83 | Head | — | Germany |
| 42 | Mary Hugh | 42 | Daughter | — | Massachusetts |
| 43 | Catherine Hugh | 40 | Daughter | — | Massachusetts |
| 44 | Elizabeth Hugh | 38 | Daughter | — | Massachusetts |
| 45 | Florence M Hugh | 35 | Daughter | — | Massachusetts |
| 46 | Edward Hugh | 25 | Son | Salesman | Rhode Island |
| 49 | James O'Toole | 49 | Head | Conductor | Ireland |
| 50 | Mary O'Toole | 45 | Wife | — | Massachusetts |
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)