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Mary Bird — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Mary Bird across the 1930 and 1940 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 5-person household.
Age 38
b. ~1892
Female
Spouse
Born: Irish Free State
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Bird |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1920 |
| Age at First Marriage | 26 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Occupation | Housewife |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birthplace (normalized) | irish free state |
| Occupation | Housewife |
| Township / Ward | Boston City Of |
| Est. Birth Year | ~1892 |
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 |
|---|---|---|---|---|
| William Bird | Head | — | 33 | ~1897 |
| Mary Bird | Daughter | — | 11 | ~1919 |
| William Bird | Son | — | 8 | ~1922 |
| Kathleen Bird | Daughter | — | 10 | ~1920 |
| Mary Bird | Spouse | — | 38 | ~1892 |
Census Appearances
1930
Suffolk, Massachusetts
Spouse, age 38
Suffolk, Massachusetts · implied b. ~1892 — 5 household members
| Surname | Bird |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1920 |
| Age at First Marriage | 26 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Housewife |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birthplace (normalized) | irish free state |
1940
Suffolk-County, Massachusetts
Spouse, age 53
Suffolk-County, Massachusetts · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baird |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
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 Bird across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Bird
Spouse · 1930 · age 38 · b. ~1892 · 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:massachusettscensus00reel948:1053)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Daniel Hooley | 32 | Head | Fireman | Massachusetts |
| 2 | Grace Marie Hooley | 38 | Wife | — | Massachusetts |
| 3 | Robert Hooley | 15 | Son | — | Massachusetts |
| 4 | Daniel Hooley | 12 | Son | — | Massachusetts |
| 5 | William Hooley | 2 | Son | — | Massachusetts |
| 6 | William Bros | 80 | Father-in-law | — | Germany |
| 7 | William Bird | 33 | Head | Laborer | Ireland |
| 8 | Mary Bird THIS PERSON | 38 | Wife | Housewife | Irish Free State |
| 9 | Mary Bird | 11 | Daughter | — | Irish Free State |
| 10 | Kathleen Bird | 10 | Daughter | — | Irish Free State |
| 11 | William Bird | 8 | Son | — | Massachusetts |
| 12 | William Kelly | 27 | Head | Laborer | Massachusetts |
| 13 | Mary Kelly | 27 | Wife | — | Massachusetts |
| 14 | Sadie Field | 33 | Head | Saleslady | Massachusetts |
| 15 | Katherine Field | 31 | Sister | Saleslady | Massachusetts |
| 16 | Chester Field | 28 | Brother | Salesman | Massachusetts |
| 17 | Theodore Lee | 59 | Head | Waiter-Janitor | North Carolina |
| 18 | Phillip Thompson | 55 | Head | Janitor | Maryland |
| 19 | Anna Wyche | 24 | Head | Servant | Georgia |
| 20 | Ralph Nelson | 40 | Head | Tailor | Georgia |
| 21 | Milton B. Nelson | 26 | Brother | Porter | Maryland |
| 22 | Robert R. Nelson | 22 | Brother | Elevator Operator | Virginia |
| 23 | Enne Antoonian | 37 | Head | Dress Maker | Turkey |
| 24 | Leon Antoonian | 15 | Son | — | Turkey |
| 25 | Margaret Rooney | 47 | Head | Maid | Scotland |
| 26 | James Mcgovern | 28 | Nephew | Janitor | Scotland |
| 27 | James R. Holt | 56 | Head | Millwright | Massachusetts |
| 28 | George W. Gleason | 78 | Lodger | Paperhanger | Massachusetts |
| 29 | John J. Hoar | 30 | Head | Window Cleaner | Massachusetts |
| 30 | Mary E. Hoar | 26 | Wife | Stenographer | Massachusetts |
| 31 | John J. Hoar | 1 | Son | — | Massachusetts |
| 32 | Grace Horne | 39 | Head | Saleslady | Canada-French |
| 33 | Arthur Horne | 15 | Son | — | New York |
| 34 | Edith Horne | 14 | Daughter | — | New York |
| 35 | Robert Horne | 5 | Son | — | Massachusetts |
| 36 | Walter Williams | 41 | Head | Rail Road | Massachusetts |
| 37 | Etta Williams | 45 | Wife | — | Maine |
| 38 | Carlos Sopes | 34 | Head | Machinist | Portugal |
| 39 | Marie Sopes | 27 | Wife | Housewife | France |
| 40 | Herbert Goodlyn | 47 | Head | Paper Hanger | Massachusetts |
| 41 | Mary E. Goodlyn | 40 | Wife | Housewife | Massachusetts |
| 42 | Herbert Jr. Goodlyn | 20 | Son | Fireman-Exp | Massachusetts |
| 43 | Edwin Goodlyn | 17 | Son | Orderly | Massachusetts |
| 44 | Charles Goodlyn | 16 | Son | — | Massachusetts |
| 45 | William Goodlyn | 11 | Son | — | Massachusetts |
| 46 | Frederick Goodlyn | 6 | Son | — | Massachusetts |
| 47 | Dorothy Goodlyn | 20 | Daughter-in-law | — | Massachusetts |
| 48 | Dorothy Goodlyn | 1 | Daughter | — | Massachusetts |
| 49 | Josephine Johnson | 47 | Head | Maid | Sweden |
| 50 | Ralph Johnson | 21 | Son | Houseman | Sweden |
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)