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Mary Byrne — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Hampden, Massachusetts
Our Model Tree links this Mary Byrne across the 1930 and 1940 US Censuses in Hampden, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 12-person household.
Age 49
b. ~1881
Female
Spouse
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Hampden, Massachusetts |
| Surname | Byrne |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1904 |
| Age at First Marriage | 26 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Holyoke City |
| Est. Birth Year | ~1881 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Byrne | Daughter | — | 22 | ~1908 |
| Margaret Byrne | Daughter | — | 8 | ~1922 |
| Alice Byrne | Daughter | — | 16 | ~1914 |
| Catherine Byrne | Daughter | — | 10 | ~1920 |
| Michael Byrne | Head | — | 50 | ~1880 |
| Francis Byrne | Son | — | 12 | ~1918 |
| William Byrne | Son | — | 14 | ~1916 |
| James Byrne | Son | — | 18 | ~1912 |
| Joseph Byrne | Son | — | 6 | ~1924 |
| John Byrne | Son | — | 20 | ~1910 |
| Edward Byrne | Son | — | 4 | ~1926 |
| Mary Byrne | Spouse | — | 49 | ~1881 |
Census Appearances
1930
Hampden, Massachusetts
Spouse, age 49
Hampden, Massachusetts · implied b. ~1881 — 12 household members
| Surname | Byrne |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1904 |
| Age at First Marriage | 26 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Hampden-County, Massachusetts
Spouse, age 63
Hampden-County, Massachusetts · implied b. ~1877 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrnes |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Hampden |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Byrne across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Byrne
Spouse · 1930 · age 49 · b. ~1881 · 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 — Hampden, Massachusetts
Open full size
1930 US Federal Census — Hampden, Massachusetts
Page Contents
39 people indexed on this census page (ia:1930:massachusettscensus00reel937:0763)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 54 | James H Reynolds | 54 | Head | Meat Cutter | New York |
| 55 | Catherine Reynolds | 50 | Wife | — | Massachusetts |
| 56 | James Reynolds | 21 | Son | — | Massachusetts |
| 57 | Elizabeth Reynolds | 18 | Daughter | — | Massachusetts |
| 58 | David Madigan | 52 | Head | Cook | Massachusetts |
| 59 | William Madigan | 41 | Brother | Painter | Massachusetts |
| 61 | Flora | 22 | Wife | — | Massachusetts |
| 63 | James Mahoney | 43 | Head | Papermaker | Massachusetts |
| 64 | Alice Mahoney | 40 | Wife | — | Massachusetts |
| 65 | James Mahoney | 14 | Son | — | Massachusetts |
| 66 | Rita Mahoney | 12 | Daughter | — | Massachusetts |
| 67 | Alice Mahoney | 11 | Daughter | — | Massachusetts |
| 68 | Edward Mahoney | 10 | Son | — | Massachusetts |
| 69 | Mary Mahoney | 8 | Daughter | — | Massachusetts |
| 70 | Francis Mahoney | 6 | Son | — | Massachusetts |
| 71 | Michael Smith | 70 | Head | Elevator Op. | Massachusetts |
| 72 | Mary Smith | 62 | Wife | — | Ireland |
| 73 | Margaret Smith | 25 | Daughter | Stenographer | Massachusetts |
| 74 | John F Lund | 53 | Head | Salesman | Massachusetts |
| 75 | Mary E Lund | 61 | Sister | — | Massachusetts |
| 76 | Charles Eppich | 34 | Head | Foreman | Austria |
| 77 | Edith Eppich | 21 | Wife | — | Massachusetts |
| 78 | Charles Eppich | 0 | Son | — | Massachusetts |
| 79 | James Brennan | 35 | Head | Cutter | Canada |
| 80 | Mary Brennan | 29 | Wife | — | Canada |
| 87 | Michael Byrne | 50 | Head | Foreman | Ireland |
| 88 | Mary Byrne THIS PERSON | 49 | Wife | — | Ireland |
| 89 | Mary Byrne | 22 | Daughter | Manager | Massachusetts |
| 90 | John Byrne | 20 | Son | — | Massachusetts |
| 91 | James Byrne | 18 | Son | — | Massachusetts |
| 92 | Alice Byrne | 16 | Daughter | — | Massachusetts |
| 93 | William Byrne | 14 | Son | — | Massachusetts |
| 94 | Francis Byrne | 12 | Son | — | Massachusetts |
| 95 | Catherine Byrne | 10 | Daughter | — | Massachusetts |
| 96 | Margaret Byrne | 8 | Daughter | — | Massachusetts |
| 97 | Joseph Byrne | 6 | Son | — | Massachusetts |
| 98 | Edward Byrne | 4 | Son | — | Massachusetts |
| 99 | Coleman Hines | 55 | Head | Papermaker | Ireland |
| 100 | Mary Hines | 56 | Wife | — | Ireland |
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)