ML
Margaret Lynch — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Margaret Lynch across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 4-person household.
Age 62
b. ~1878
Female
Spouse
Born: Canada
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Lynch |
| Given Name | Margaret T. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Canada |
| 1935 Residence (City) | Mattapan |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Massachusetts |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
| Township / Ward | Boston City |
| Est. Birth Year | ~1878 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Mary Lynch | Daughter | — | 27 | ~1913 |
| Mark Lynch | Head | — | 62 | ~1878 |
| Mary Mccarey | Other | — | 63 | ~1877 |
| Margaret Lynch | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Suffolk, Massachusetts
Spouse, age 45
Suffolk, Massachusetts · implied b. ~1875 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Canada |
| Year of Immigration | 1900 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Canada |
| Mother's Birthplace | Canada |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Year of Naturalization | 1906 |
| Birthplace (normalized) | canada |
1930
Suffolk, Massachusetts
Spouse, age 56
Suffolk, Massachusetts · implied b. ~1874 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Canada |
| Naturalization Status | Naturalized |
| Year of Immigration | 1893 |
| Age at First Marriage | 20 |
| Father's Birthplace | Canada |
| Mother's Birthplace | Canada |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
1940
Suffolk-County, Massachusetts
Spouse, age 62
Suffolk-County, Massachusetts · implied b. ~1878 — 4 household members
| Surname | Lynch |
| Given Name | Margaret T. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Canada |
| 1935 Residence (City) | Mattapan |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Highest Grade | No 3 |
| 1935 Residence | Massachusetts |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
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 Margaret Lynch across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Lynch
Spouse · 1940 · age 62 · b. ~1878 · 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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01678-00425)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Martha Grynda | 48 | Wife | Rubber Worker | Lithuania |
| 42 | John Slade | 35 | Head | Salesman | England |
| 43 | Julia Slade | 22 | Wife | Homemaker | Massachusetts |
| 44 | John Jr. Slade | 3 | Son | — | — |
| 45 | Charles Mansfield | 41 | Head | Shoemaker | Massachusetts |
| 46 | Virginia Mansfield | 36 | Wife | Homemaker | Massachusetts |
| 47 | Higanish Morrison | 68 | Mother-in-law | Unable | Massachusetts |
| 48 | Joseph Gatogyan | 32 | Head | Draftsman | Massachusetts |
| 49 | Isabelle Gatogyan | 29 | Wife | — | Massachusetts |
| 50 | Michael Gatogyan | 2 | Son | — | — |
| 51 | Mark L. Lynch | 62 | Head | Steam Engineer | Nova Scotia |
| 52 | Margaret T. Lynch THIS PERSON | 62 | Wife | — | Canada |
| 53 | Mary M. Lynch | 27 | Daughter | Stenographer | Massachusetts |
| 54 | Mary A. Mccarey | 63 | Sister-in-law | Waitress | Canada |
| 55 | Ernest S. Christian | 26 | Head | Teller | Massachusetts |
| 56 | Edna Christian | 20 | Wife | Housework | Massachusetts |
| 57 | Judith L. Christian | 0 | Daughter | — | — |
| 58 | Michael Talanian | 42 | Head | Clerk | Armenia |
| 59 | Mary Talanian | 32 | Wife | Housekeeper | Massachusetts |
| 60 | William Talanian | 8 | Son | — | Massachusetts |
| 61 | Roger Talanian | 4 | Son | — | Massachusetts |
| 62 | Harold Talanian | 3 | Son | — | Massachusetts |
| 63 | Ruben D. Lundborg | 55 | Head | Stationary Engineer | Sweden |
| 64 | Sarah A. Lundborg | 55 | Wife | — | Massachusetts |
| 65 | Olive E. Lundborg | 16 | Daughter | — | Massachusetts |
| 66 | George M. Cobb | 37 | Head | Janitor | Scotland |
| 67 | Mary B. Cobb | 35 | Wife | — | Scotland |
| 68 | George Cobb | 4 | Son | — | Massachusetts |
| 69 | Simon Buckner | 32 | Head | Foundry Supp. | Massachusetts |
| 70 | Fae Buckner | 30 | Wife | General Office | New York |
| 71 | Rae Kaminsky | 21 | Sister-in-law | — | New York |
| 72 | Aloysius Ochs | 34 | Head | Worker | Massachusetts |
| 73 | Bertha Ochs | 22 | Wife | Housekeeper | Massachusetts |
| 74 | Mary Ochs | 60 | Mother | Helper | Massachusetts |
| 75 | John S. Moran | None | Head | Dead | Massachusetts |
| 76 | Rachel E. Moran | 44 | Wife | Housework | Massachusetts |
| 77 | Mary Moran | 17 | Daughter | — | Massachusetts |
| 78 | Anne Moran | 15 | Daughter | School | Massachusetts |
| 79 | Teresa Moran | 13 | Daughter | — | Massachusetts |
| 80 | John Moran | 10 | Son | — | Massachusetts |
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)