AS
Alexander Smith — 1930 US Census Record
Model Tree available1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Alexander Smith across the 1910, 1920 and 1930 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed), with identified parents William & Catherine — first a son (b.~1906), then head of a 6-person household.
Age 24
b. ~1906
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Smith |
| Given Name | Alexander |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Scotland |
| Mother's Birthplace | N. Ireland |
| Additional Details | |
| Occupation | Clerk |
| Industry | Steel Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Boston City |
| Est. Birth Year | ~1906 |
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 1930 census.
| Name | Relation to head | Relative to Alexander | Age | Birth yr |
|---|---|---|---|---|
| John Mcdonell | Other | — | 55 | ~1875 |
| Alexander Mcdonell | Other | — | 53 | ~1877 |
| William Smith | Son | — | 30 | ~1900 |
| Catherine Smith | Head | — | 52 | ~1878 |
| Robert Smith | Son | — | 28 | ~1902 |
| Alexander Smith | Son | — | 24 | ~1906 |
Census Appearances
1910
Suffolk, Massachusetts
Son, age 6
Suffolk, Massachusetts · implied b. ~1904 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Alexander |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Suffolk, Massachusetts
Son, age 15
Suffolk, Massachusetts · implied b. ~1905 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Alexander |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 24
Suffolk, Massachusetts · implied b. ~1906 — 6 household members
| Surname | Smith |
| Given Name | Alexander |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Scotland |
| Mother's Birthplace | N. Ireland |
| Occupation | Clerk |
| Industry | Steel Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Alexander Smith across 3 US Census years (1910, 1920 and 1930) in Suffolk, Massachusetts, using XGBoost record linkage. Identified parents: father William Smith (~0.92 confidence) and mother Catherine Smith (~0.92 confidence) and mother Catherine Smith (~0.92 confidence) and mother Cathyrne Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Smith
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Catherine Smith
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Catherine Smith
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Cathyrne Smith
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alexander Smith
Son · 1930 · age 24 · b. ~1906 · Massachusetts
★ You are viewing this record
Sibling
Robert Smith
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Smith
Sibling · 1930 · age 30
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
50 people indexed on this census page (ia:1930:massachusettscensus00reel945:0841)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lillian Silverman | 22 | Daughter | At Home | Massachusetts |
| 2 | Robert H Silverman | 19 | Son | Chauffeur | Massachusetts |
| 3 | Gilbert D Silverman | 17 | Son | Shipper | Massachusetts |
| 4 | Abraham A Silverman | 14 | Son | — | Massachusetts |
| 5 | Harold B Silverman | 10 | Son | — | Massachusetts |
| 6 | Catherine A Smith | 52 | Head | — | N. Ireland |
| 7 | William J Smith | 30 | Son | Chauffeur | Massachusetts |
| 8 | Robert J Smith | 28 | Son | Mail Clerk | Massachusetts |
| 9 | Alexander Smith THIS PERSON | 24 | Son | Clerk | Massachusetts |
| 10 | John J Mcdonell | 55 | Lodger | Steam-Fitter | Canada Eng |
| 11 | Alexander Mcdonell | 53 | Lodger | Shipper Clerk | Canada Eng |
| 12 | William O'Brien | 33 | Head | Clerk | Massachusetts |
| 13 | Mary O'Brien | 33 | Wife | — | Ireland |
| 14 | William J O'Brien | 5 | Son | — | Massachusetts |
| 15 | John Andrean | 32 | Head | Mechanic | Massachusetts |
| 16 | Helen Andrean | 28 | Wife | Homemaker | Massachusetts |
| 17 | Rita A Andrean | 7 | Niece | — | Massachusetts |
| 18 | Mary P Andrean | 4 | Niece | — | Massachusetts |
| 19 | Thomas J Leane | 44 | Head | Freight Handler | Ireland |
| 20 | Mary A Leane | 47 | Wife | Homemaker | Ireland |
| 21 | Thomas J Leane | 19 | Son | Maker | Massachusetts |
| 22 | John J Leane | 17 | Son | Errand | Massachusetts |
| 23 | Daniel J Leane | 14 | Son | — | Massachusetts |
| 24 | Patrick H Leane | 12 | Son | — | Massachusetts |
| 25 | George Leane | 9 | Son | — | Massachusetts |
| 26 | Mary A Leane | 5 | Daughter | — | Massachusetts |
| 27 | Dorothy J Leane | 4 | Daughter | — | Massachusetts |
| 28 | James S Harris | 31 | Head | Laborer | Massachusetts |
| 29 | Catherine T Harris | 32 | Wife | Homemaker | Massachusetts |
| 30 | James J Harris | 7 | Son | — | Massachusetts |
| 31 | Aloysius Meroth | 65 | Head | Machine Oper | Massachusetts |
| 32 | Charles Meroth | 33 | Son | Packer | Massachusetts |
| 33 | Caroline F Meroth | 24 | Daughter | Machine Oper | Massachusetts |
| 34 | Francis J Meroth | 20 | Son | Packer | Massachusetts |
| 35 | John F Gately | 36 | Son-in-law | Laborer | Massachusetts |
| 36 | Bertha L Gately | 29 | Daughter | — | Massachusetts |
| 37 | Nicholas Collatos | 40 | Head | Painter | Greece |
| 38 | Bessie Collatos | 36 | Wife | — | Greece |
| 39 | Charles Collatos | 13 | Son | — | Massachusetts |
| 40 | Eva Collatos | 10 | Daughter | — | Massachusetts |
| 41 | George Collatos | 8 | Son | — | Massachusetts |
| 42 | Peter Collatos | 7 | Son | — | Massachusetts |
| 43 | Angelo Collatos | 5 | Son | — | Massachusetts |
| 44 | Radu Mosey | 42 | Head | Painter | Rumania |
| 45 | Jennie Mosey | 32 | Wife | Homemaker | Rumania |
| 46 | Charles Mosey | 14 | Son | — | Massachusetts |
| 47 | Helen Mosey | 12 | Daughter | — | Massachusetts |
| 48 | James Mosey | 11 | Son | — | Massachusetts |
| 49 | Mary Mosey | 8 | Daughter | — | Massachusetts |
| 50 | Johnnie Mosey | 5 | Son | — | Massachusetts |
Pedigree Summary
Alexander + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)