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Mary Townsend — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Mary Townsend across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 6-person household.
Age 53
b. ~1887
Female
Spouse
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Townsend |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Lowell |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Lowell |
| Est. Birth Year | ~1887 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Sarah Townsend | Daughter | — | 27 | ~1913 |
| Gertrude Townsend | Daughter | — | 22 | ~1918 |
| Richard Townsend | Son | — | 16 | ~1924 |
| John Townsend | Head | — | 56 | ~1884 |
| Mary Townsend | Spouse | — | 53 | ~1887 |
| Helen Townsend | Daughter | — | 20 | ~1920 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 33
Middlesex, Massachusetts · implied b. ~1887 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Townsend |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1892 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Year of Naturalization | 1911 |
| Birthplace (normalized) | england |
1930
Middlesex, Massachusetts
Spouse, age 43
Middlesex, Massachusetts · implied b. ~1887 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Townsend |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1892 |
| Age at First Marriage | 24 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Middlesex-County, Massachusetts
Spouse, age 53
Middlesex-County, Massachusetts · implied b. ~1887 — 6 household members
| Surname | Townsend |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Lowell |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Townsend across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Townsend
Spouse · 1940 · age 53 · b. ~1887 · Massachusetts
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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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01694-00392)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frederick Costa | 16 | Son | — | Massachusetts |
| 42 | Daniel Costa | 14 | Son | — | Massachusetts |
| 43 | William Costa | 12 | Son | — | Massachusetts |
| 44 | Joseph Quintal | 39 | Head | Card Tender | Portugal |
| 45 | Augusta Quintal | 32 | Wife | — | Hawaii |
| 46 | Joseph Quintal | 10 | Son | — | Massachusetts |
| 47 | Raymond Quintal | 7 | Son | — | New York |
| 48 | Manuel Pereira | 43 | Head | Weaver | Portugal |
| 49 | Joaquina Pereira | 41 | Wife | Weaver | Portugal |
| 50 | Beatriz Pereira | 18 | Daughter | — | Massachusetts |
| 51 | Henry Pereira | 14 | Son | — | Massachusetts |
| 52 | Anthony Pereira | 13 | Son | — | Massachusetts |
| 53 | Joseph Defreus | 67 | Head | — | Portugal |
| 54 | Guilhermina Defreus | 57 | Wife | — | Portugal |
| 55 | Evelyn Defreus | 16 | Daughter | — | Massachusetts |
| 56 | Raymond Barnes | 33 | Head | Laborer | Massachusetts |
| 57 | Gertrude Barnes | 33 | Wife | — | Massachusetts |
| 58 | Raymond Barnes | 13 | Son | — | Massachusetts |
| 59 | Virginia Barnes | 10 | Daughter | — | Massachusetts |
| 60 | Patricia Barnes | 9 | Daughter | — | Massachusetts |
| 61 | Joan Barnes | 7 | Daughter | — | Massachusetts |
| 62 | John Barnes | 5 | Son | — | Massachusetts |
| 63 | Janet Barnes | 2 | Daughter | — | Massachusetts |
| 64 | Manuel Espínola | 66 | Head | Leather Worker | Portugal |
| 65 | Mary Espínola | 27 | Daughter | — | Massachusetts |
| 66 | Anthony Espínola | 22 | Son | Operator | Massachusetts |
| 67 | Edith Lavers | 52 | Head | Twister | Nova Scotia |
| 68 | Rupert Lavers | 12 | Son | — | Massachusetts |
| 69 | George Bruce | 56 | Head | Weaver | Massachusetts |
| 70 | John Townsend | 56 | Head | Carpet Weaver | Massachusetts |
| 71 | Mary Townsend THIS PERSON | 53 | Wife | — | England |
| 72 | Sarah Townsend | 27 | Daughter | Clerk | Massachusetts |
| 73 | Gertrude Townsend | 22 | Daughter | Clerk | Massachusetts |
| 74 | Helen Townsend | 20 | Daughter | Clerk | Massachusetts |
| 75 | Richard Townsend | 16 | Son | — | Massachusetts |
| 76 | Philip A. Austin | 54 | Head | Booker | Massachusetts |
| 77 | Jennie Austin | 54 | Wife | — | Scotland |
| 78 | Warren Austin | 24 | Son | Bleacher | Massachusetts |
| 79 | Lillian Austin | 20 | Daughter | Press Worker | Massachusetts |
| 80 | Dorothy Austin | 17 | Daughter | Press Worker | Massachusetts |
Related Census Records
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)