JT
John Townsend — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this John Townsend across the 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 9-person household.
Age 15
b. ~1915
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Townsend |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1915 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Mary Townsend | Daughter | — | 16 | ~1914 |
| Richard Townsend | Son | — | 6 | ~1924 |
| Helen Townsend | Daughter | — | 10 | ~1920 |
| Sarah Corbett | Other | — | 72 | ~1858 |
| John Townsend | Son | — | 15 | ~1915 |
| Gertrude Townsend | Daughter | — | 12 | ~1918 |
| Mary Townsend | Spouse | — | 43 | ~1887 |
| John Townsend | Head | — | 46 | ~1884 |
| Sarah Townsend | Daughter | — | 18 | ~1912 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 4
Middlesex, Massachusetts · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Townsend |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 15
Middlesex, Massachusetts · implied b. ~1915 — 9 household members
| Surname | Townsend |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| 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 John Townsend across 2 US Census years (1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
John Townsend
Son · 1930 · age 15 · b. ~1915 · Massachusetts
★ You are viewing this record
Sibling
Helen Townsend
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Townsend
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Townsend
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Townsend
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Townsend
Sibling · 1930 · age 12
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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
48 people indexed on this census page (ia:1930:massachusettscensus00reel922:0357)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Baptista | 58 | Head | Loom Fixer | Portugal |
| 2 | Mary Baptista | 47 | Wife | — | Portugal |
| 3 | George M Baptista | 18 | Son | Pressman | Massachusetts |
| 4 | Manuel Costa | 61 | Head | Operator | Portugal |
| 5 | Mary Costa | 72 | Wife | Operator | Portugal |
| 6 | Frederick Costa | 6 | Son | — | Massachusetts |
| 7 | Daniel Costa | 4 | Son | — | Massachusetts |
| 8 | William Costa | 2 | Son | — | Massachusetts |
| 9 | Alexander Buxton | 40 | Head | Tuer | Lithuania |
| 10 | Josephine Buxton | 37 | Wife | — | Lithuania |
| 11 | Joseph A. Jesus | 57 | Head | Laborer | Portugal |
| 12 | Isabella Jesus | 50 | Wife | — | Portugal |
| 13 | Mary Jesus | 16 | Daughter | — | Massachusetts |
| 14 | Alvira Jesus | 13 | Daughter | — | Massachusetts |
| 15 | Evelyn Jesus | 5 | Daughter | — | Massachusetts |
| 16 | Anthony Sousa | 54 | Head | Carder | Portugal |
| 17 | Mary Sousa | 53 | Wife | — | Portugal |
| 18 | Edmund Sousa | 13 | Son | — | Massachusetts |
| 19 | Clara Sousa | 11 | Daughter | — | Massachusetts |
| 20 | Isabella Sousa | 7 | Daughter | — | Massachusetts |
| 21 | Manuel Gonsalves | 52 | Head | Operator | Portugal |
| 22 | Julia Gonsalves | 49 | Wife | Operator | Portugal |
| 23 | Elsie Gonsalves | 15 | Daughter | Packer | Massachusetts |
| 24 | John Gonsalves | 8 | Son | — | Massachusetts |
| 25 | Frank Santos | 53 | Head | Laborer | Portugal |
| 26 | Mary Santos | 41 | Wife | Operator | Portugal |
| 27 | Augustine Santos | 21 | Daughter | Operator | Massachusetts |
| 28 | Mary Santos | 18 | Daughter | Operator | Massachusetts |
| 29 | Arthur Santos | 16 | Son | — | Massachusetts |
| 30 | Rose Santos | 14 | Daughter | — | Massachusetts |
| 31 | Della Santos | 11 | Daughter | — | Massachusetts |
| 32 | George Santos | 9 | Son | — | Massachusetts |
| 33 | Belinda Santos | 7 | Daughter | — | Massachusetts |
| 34 | John Santos | 5 | Son | — | Massachusetts |
| 35 | Ellen Gallagher | 61 | Head | — | Irish Free State |
| 36 | John J. Townsend | 46 | Head | Clerk | Massachusetts |
| 37 | Mary J. Townsend | 43 | Wife | — | England |
| 38 | Sarah A. Townsend | 18 | Daughter | Sorter | Massachusetts |
| 39 | Mary J. Townsend | 16 | Daughter | — | Massachusetts |
| 40 | John J. Townsend THIS PERSON | 15 | Son | — | Massachusetts |
| 41 | Gertrude Townsend | 12 | Daughter | — | Massachusetts |
| 42 | Helen Townsend | 10 | Daughter | — | Massachusetts |
| 43 | Richard Townsend | 6 | Son | — | Massachusetts |
| 44 | Sarah Corbett | 72 | Mother-in-law | — | England |
| 45 | Philip Austin | 44 | Head | Capper | Scotland |
| 46 | Jane Austin | 43 | Wife | — | Scotland |
| 47 | Ellis W. Austin | 16 | Son | Farmer | Massachusetts |
| 48 | Warren P. Austin | 14 | Son | — | Massachusetts |
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)