MF
Mary Flanagan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Mary Flanagan across the 1910, 1920 and 1930 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed), with identified parents James & James — first a daughter (b.~1901), then head of a 5-person household.
Age 29
b. ~1901
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Flanagan |
| Given Name | Mary J |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | clerk record |
| Industry | hospital |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk Record |
| Township / Ward | Boston City |
| Est. Birth Year | ~1901 |
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 |
|---|---|---|---|---|
| Mary Flanagan | Daughter | — | 29 | ~1901 |
| Katherine Flanagan | Spouse | — | 64 | ~1866 |
| James Flanagan | Head | — | 68 | ~1862 |
| Thomas Flanagan | Son | — | 23 | ~1907 |
| James Flanagan | Son | — | 25 | ~1905 |
Census Appearances
1910
Suffolk, Massachusetts
Daughter, age 9
Suffolk, Massachusetts · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Flanagan |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Suffolk, Massachusetts
Daughter, age 19
Suffolk, Massachusetts · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Flanagan |
| Given Name | Marie J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | stenographer |
| Industry | law office |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Daughter, age 29
Suffolk, Massachusetts · implied b. ~1901 — 5 household members
| Surname | Flanagan |
| Given Name | Mary J |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | clerk record |
| Industry | hospital |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Flanagan across 3 US Census years (1910, 1920 and 1930) in Suffolk, Massachusetts, using XGBoost record linkage. Identified parents: father James Flanagan (~0.92 confidence) and father James Flanagan (~0.92 confidence) and mother Catherine Flanagan (~0.92 confidence) and mother Katherine Flanagan (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Flanagan
b. ~1861
Source father
● Household
· direct · ~0.92
Father
James Flanagan
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Catherine Flanagan
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Katherine Flanagan
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Flanagan
Daughter · 1930 · age 29 · b. ~1901 · Massachusetts
★ You are viewing this record
Sibling
Thomas Flanagan
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Flanagan
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
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:massachusettscensus00reel956:0619)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Arthur F Johnson | 14 | son | None | Massachusetts |
| 52 | Annie E Mcnulty | 73 | mother-H | Housekeeper | Massachusetts |
| 53 | Ulrich Kornman | 68 | Head | None | Germany |
| 54 | Walter Kornman | 41 | son | Fireman | Massachusetts |
| 55 | Carl H Sandquist | 61 | lodger | Machinist | Sweden |
| 56 | Louis C Isenor | 39 | lodger | Clerk | Massachusetts |
| 57 | Henrietta Isenor | 43 | lodger | None | Norway |
| 58 | John Ricker | 62 | Head | Janitor | Maine |
| 59 | Florence Ricker | 42 | Wife | None | New Hampshire |
| 60 | Walter G Smith | 67 | boarder | Upholsterer | New Jersey |
| 61 | Walter S Ricker | 22 | son | Painter | Maine |
| 62 | William F Seibert | 81 | Head | Retired | Pennsylvania |
| 63 | Christina S Seibert | 78 | Wife | None | Massachusetts |
| 64 | James Flanagan | 68 | Head | Teamster | Ireland |
| 65 | Katherine Flanagan | 64 | Wife | None | Ireland |
| 66 | Mary J Flanagan THIS PERSON | 29 | daughter | Clerk Record | Massachusetts |
| 67 | James J Flanagan | 25 | son | Fireman | Massachusetts |
| 68 | Thomas F Flanagan | 23 | son | Surveyor | Massachusetts |
| 69 | James Small | 32 | Head | Blacksmith | Ireland |
| 70 | Rebecca Small | 31 | Wife | None | Massachusetts |
| 71 | James Small | 6 | son | None | Massachusetts |
| 72 | Emily Small | 4 | daughter | None | Massachusetts |
| 73 | Robert Small | 2 | son | None | Massachusetts |
| 74 | Rebecca Small | 1 | daughter | None | Massachusetts |
| 75 | Sarah Small | 1 | daughter | None | Massachusetts |
| 76 | William Small | 22 | brother | Farmer | Ireland |
| 77 | James A Murray | 39 | Head | Repairman | Massachusetts |
| 78 | Margaret G Murray | 35 | Wife | None | Massachusetts |
| 79 | Edward T Murray | 5 | son | None | Massachusetts |
| 80 | Margaret A Murray | 4 | daughter | None | Massachusetts |
| 81 | Helen J Murray | 3 | daughter | None | Massachusetts |
| 82 | James J Jr Murray | 1 | son | None | Massachusetts |
| 83 | Charles Tears | 60 | Head | None | California |
| 84 | Anthony Tears | 22 | son | Chef | California |
| 85 | Daniel Tears | 36 | son | Driver | Massachusetts |
| 86 | Edna Mcknight | 23 | daughter | None | Massachusetts |
| 87 | Phyllis Mcknight | 2 | grand daughter | None | Massachusetts |
| 88 | John F Mills | 26 | Head | Shipper | Massachusetts |
| 89 | Mary Mills | 25 | Wife | None | Massachusetts |
| 90 | John F Jr Mills | 3 | son | None | Massachusetts |
| 91 | Annie Fitzgerald | 55 | mother-in-law | Housework | Pennsylvania |
| 92 | Susan G Rollins | 56 | Head | None | Illinois |
| 93 | Emily G Rollins | 21 | daughter | Teacher | Massachusetts |
| 94 | Virginia Rollins | 18 | daughter | None | Massachusetts |
| 95 | George H Bliss | 82 | Head | Retired | Massachusetts |
| 96 | Alice G Bliss | 72 | Wife | None | Massachusetts |
| 97 | Charles Sellers | 35 | Head | Sheet Metal | Ireland |
| 98 | Catherine Sellers | 37 | Wife | None | Ireland |
| 99 | Richard J Sellers | 13 | son | None | Massachusetts |
| 100 | Catherine Sellers | 10 | daughter | None | Massachusetts |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)