CS
Clarence Smith — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Clarence Smith across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Lillian & Lucy — first a head (b.~1891), then head of a 9-person household.
Age 39
b. ~1891
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Smith |
| Given Name | Clarence B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 20 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Car Repairer |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Car Repairer |
| Township / Ward | Wakefield Town |
| Est. Birth Year | ~1891 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Hazel Smith | Daughter | — | 8 | ~1922 |
| Marjorie Smith | Daughter | — | 2 | ~1928 |
| Dorothy Smith | Daughter | — | 12 | ~1918 |
| Frances Smith | Daughter | — | 6 | ~1924 |
| Helen Smith | Daughter | — | 18 | ~1912 |
| Clarence Smith | Head | — | 39 | ~1891 |
| James Smith | Son | — | 9 | ~1921 |
| David Smith | Son | — | ~1930 | |
| Elizabeth Smith | Spouse | — | 44 | ~1886 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 20
Middlesex, Massachusetts · implied b. ~1890 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Clarence D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Head, age 29
Middlesex, Massachusetts · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Clarence M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Inspector |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Head, age 39
Middlesex, Massachusetts · implied b. ~1891 — 9 household members
| Surname | Smith |
| Given Name | Clarence B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 20 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Car Repairer |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| 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 Clarence Smith across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: mother Lillian Smith (~0.92 confidence) and mother Lucy Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Lillian Smith
b. ~1864
Source mother
● Household
· direct · ~0.92
Mother
Lucy Smith
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Smith
Head · 1930 · age 39 · b. ~1891 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel929:1127)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Louis H Brandt | 39 | Head | Inventor | Massachusetts |
| 52 | Olive Brandt | 37 | Wife | — | Massachusetts |
| 53 | James Brandt | 16 | Son | — | Massachusetts |
| 54 | Merriam Brandt | 14 | Daughter | — | Massachusetts |
| 55 | Shirley Brandt | 12 | Daughter | — | Vermont |
| 56 | Edward Brandt | 10 | Son | — | Massachusetts |
| 57 | Phyllis Brandt | 3 | Daughter | — | Massachusetts |
| 58 | Willard King | 63 | Head | Carpenter | Maine |
| 59 | Harriet King | 59 | Wife | — | Canada English |
| 60 | Harold G Layton | 56 | Head | Carpenter | Canada English |
| 61 | Annie E Layton | 54 | Wife | — | Canada English |
| 62 | Maude H Layton | 22 | Daughter | Stenographer | Massachusetts |
| 63 | Nellie Dandgan | 40 | Sister-in-law | — | Canada English |
| 64 | Clarence B Smith THIS PERSON | 39 | Head | Car Repairer | Massachusetts |
| 65 | Elizabeth Smith | 44 | Wife | — | Massachusetts |
| 66 | Helen M Smith | 18 | Daughter | Saleslady | Massachusetts |
| 67 | Dorothy V Smith | 12 | Daughter | — | Massachusetts |
| 68 | James W Smith | 9 | Son | — | Massachusetts |
| 69 | Hazel Smith | 8 | Daughter | — | Massachusetts |
| 70 | Frances Smith | 6 | Daughter | — | Massachusetts |
| 71 | Marjorie Smith | 2 | Daughter | — | Massachusetts |
| 72 | David Smith | 0 | Son | — | Massachusetts |
| 73 | Walter D Crosby | 51 | Head | Mechanic | Massachusetts |
| 74 | Mary Crosby | 45 | Wife | — | Canada English |
| 75 | Donald Crosby | 15 | Son | — | Massachusetts |
| 76 | Agnes Crosby | 10 | Daughter | — | Canada English |
| 77 | George S Mcdaniel | 46 | Head | Electrician | Maine |
| 78 | Lillian Y Mcdaniel | 45 | Wife | — | Massachusetts |
| 79 | George S Jr Mcdaniel | 15 | Son | — | Massachusetts |
| 80 | Lillian M Mcdaniel | 7 | Daughter | — | Massachusetts |
| 81 | Everett B Laughton | 37 | Head | Teller | Maine |
| 82 | Florence M Laughton | 36 | Wife | — | Canada English |
| 83 | Ellsworth Laughton | 5 | Son | — | Massachusetts |
| 84 | Louis K Laughton | 1 | Son | — | Massachusetts |
| 85 | Margaret Powell | 16 | Servant | Housework | Massachusetts |
| 86 | Raymond Mccarthy | 34 | Head | Superintendent | Canada English |
| 87 | Elizabeth Mccarthy | 37 | Wife | — | Canada English |
| 88 | Robert Mccarthy | 11 | Son | — | Connecticut |
| 89 | Dorothy Mccarthy | 11 | Daughter | — | Massachusetts |
| 90 | Mildred Mccarthy | 8 | Daughter | — | Massachusetts |
| 91 | Benjamin Parsons | 43 | Head | Carpenter | Canada English |
| 92 | Marion Parsons | 40 | Wife | — | Canada English |
| 93 | Thomas Parsons | 15 | Son | — | Massachusetts |
| 94 | Helen Parsons | 11 | Daughter | — | Massachusetts |
| 95 | Frank D Ford | 55 | Head | Accountant | England |
| 96 | Annie Ford | 50 | Wife | — | England |
| 97 | Alice Hackett | 40 | Sister-in-law | Housekeeper | England |
| 98 | Frank G Hackett | 12 | Nephew | Salesman | England |
| 99 | Wilmot B Grant | 55 | Head | Printer | Maine |
| 100 | Jane S Robert | 50 | Lodger | Housekeeper | Canada English |
Pedigree Summary
Clarence
Gen 1 · 2 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)