ML
Mary Lord — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Mary Lord across the 1920 and 1930 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 5-person household.
Age 43
b. ~1887
Female
Spouse
Born: Canada English
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Lord |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Canada English |
| Naturalization Status | Naturalized |
| Year of Immigration | 1907 |
| Age at First Marriage | 28 |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Canada English |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Birthplace (normalized) | canada english |
| Township / Ward | Boston City |
| 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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Percy Lord | Other | — | 37 | ~1893 |
| Mary Lord | Spouse | — | 43 | ~1887 |
| Helen Lord | Daughter | — | 10 | ~1920 |
| Joseph Lord | Son | — | 11 | ~1919 |
| Daniel Lord | Head | — | 40 | ~1890 |
Census Appearances
1920
York, Maine
Spouse, age 33
York, Maine · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lord |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Canada English |
| Year of Immigration | 1905 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Canada English |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Birthplace (normalized) | canada english |
1930
Suffolk, Massachusetts
Spouse, age 43
Suffolk, Massachusetts · implied b. ~1887 — 5 household members
| Surname | Lord |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Canada English |
| Naturalization Status | Naturalized |
| Year of Immigration | 1907 |
| Age at First Marriage | 28 |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Canada English |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Birthplace (normalized) | canada english |
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 Lord across 2 US Census years (1920 and 1930) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Lord
Spouse · 1930 · age 43 · b. ~1887 · Massachusetts
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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:massachusettscensus00reel942:0041)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Hagan | 3 | Son | — | Massachusetts |
| 2 | Audrey M Hagan | 1 | Son | — | Massachusetts |
| 3 | John F Sullivan | 47 | Head | Engineer | Massachusetts |
| 4 | Catherine Sullivan | 35 | Wife | — | Irish Free State |
| 5 | Michael J Sullivan | 11 | Son | — | Massachusetts |
| 6 | Timothy Sullivan | 9 | Son | — | Massachusetts |
| 7 | Charles Mennella | 33 | Head | Jeweler | Massachusetts |
| 8 | Edith Mennella | 29 | Wife | — | Massachusetts |
| 9 | Louis Mennella | 7 | Son | — | Massachusetts |
| 10 | Phyllis Mennella | 6 | Daughter | — | Massachusetts |
| 11 | Edith Mennella | 4 | Daughter | — | Massachusetts |
| 12 | Charles Mennella | 2 | Son | — | Massachusetts |
| 13 | Robert Mennella | 1 | Son | — | Massachusetts |
| 14 | Mary Leonard | 48 | Head | — | Massachusetts |
| 15 | Joseph W Leonard | 25 | Son | Printer | Massachusetts |
| 16 | Thomas H Denning | 40 | Head | Laborer | Massachusetts |
| 17 | Jennie E Denning | 36 | Wife | — | Canada French |
| 18 | Michael Sierkowski | 30 | Head | Dealer | Italy |
| 19 | Angelina Sierkowski | 27 | Wife | — | Massachusetts |
| 20 | Barbara Sierkowski | 7 | Daughter | — | Massachusetts |
| 21 | Anthony Costa | 51 | Boarder | Fisherman | Portugal |
| 22 | — | None | — | — | — |
| 23 | — | None | — | — | — |
| 24 | Dora Merchant | 54 | Head | — | Canada English |
| 25 | Charles Merchant | 19 | Son | Shipper | Massachusetts |
| 26 | Simon A Merchant | 15 | Son | — | Massachusetts |
| 27 | John Flynn | 23 | Lodger | Laborer | Massachusetts |
| 28 | George Tobey | 27 | Lodger | Laborer | Massachusetts |
| 29 | Martha Carlson | 60 | Head | — | Sweden |
| 30 | — | None | — | — | — |
| 31 | — | None | — | — | — |
| 32 | James H Lynn | 69 | Head | Fisher | Irish Free State |
| 33 | Elizabeth C Lynn | 63 | Wife | — | New York |
| 34 | Ellen C Lynn | 27 | Daughter | Stenographer | Massachusetts |
| 35 | Michael Dearing | 36 | Head | — | Canada English |
| 36 | Catherine Dearing | 35 | Wife | — | Canada English |
| 37 | Joseph Dearing | 9 | Son | Painter | Massachusetts |
| 38 | John Dearing | 6 | Son | Packer | Massachusetts |
| 39 | Mary Dearing | 4 | Daughter | — | Massachusetts |
| 40 | Catherine Dearing | 2 | Daughter | — | Massachusetts |
| 41 | Lettie Killen | 49 | Head | — | Canada English |
| 42 | Daniel A Killen | 50 | Brother | Carpenter | Canada English |
| 43 | Kenneth J Killen | 17 | Son | Janitor | Massachusetts |
| 44 | Dominic Belino | 41 | Lodger | Foreman | Italy |
| 45 | Mary Maher | 32 | Lodger | Tagmaker | Massachusetts |
| 46 | Daniel L Lord | 40 | Head | Carpenter | Canada English |
| 47 | Mary E Lord THIS PERSON | 43 | Wife | — | Canada English |
| 48 | Joseph L Lord | 11 | Son | — | Massachusetts |
| 49 | Helen M Lord | 10 | Daughter | — | Massachusetts |
| 50 | Percy Lord | 37 | Brother | Cook | Canada English |
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)