MR
Margaret Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Margaret Ryan across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Arthur & Margaret — first a daughter (b.~1889), then head of a 4-person household.
Age 51
b. ~1889
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Ryan |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1889 |
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 |
|---|---|---|---|---|
| Margaret Ryan | Daughter | — | 51 | ~1889 |
| William Ryan | Head | — | 74 | ~1866 |
| William Ryan | Son | — | 12 | ~1928 |
| Theresa Ryan | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Suffolk, Massachusetts
Other, age 30
Suffolk, Massachusetts · implied b. ~1890 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Sister |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Inspector |
| Industry | Telephone Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Daughter, age 41
Suffolk, Massachusetts · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 51
Suffolk-County, Massachusetts · implied b. ~1889 — 4 household members
| Surname | Ryan |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Margaret Ryan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arthur Ryan (~0.92 confidence) and mother Margaret Ryan (~0.92 confidence) and father William Ryan (~0.92 confidence) and mother Theresa Ryan (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Ryan
b. ~1854
Source father
● Household
· direct · ~0.92
Mother
Margaret Ryan
b. ~1856
Source mother
● Household
· direct · ~0.92
Father
William Ryan
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Theresa Ryan
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Ryan
Daughter · 1940 · age 51 · b. ~1889 · Massachusetts
★ You are viewing this record
Sibling
William Ryan
Sibling · 1940 · age 12
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
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-t0627-01680-00073)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eulene E. Q. Friedrich | 46 | Wife | Machinist Helper | Massachusetts |
| 42 | Hubert G. Friedrich | 14 | Son | — | Massachusetts |
| 43 | Madeline E. Friedrich | 7 | Daughter | — | Massachusetts |
| 44 | Ernest J. Duchman | 44 | Head | Night Watchman | England |
| 45 | Gertrude V. Duchman | 39 | Wife | — | England |
| 46 | Naida G. Duchman | 17 | Daughter | — | Massachusetts |
| 47 | Howard J. Clark | 24 | Lodger | Packer | Maine |
| 48 | Ernesto A. Perez | 43 | Lodger | Performer | Algeria |
| 49 | Najda A. Perez | 38 | Lodger | Performer | England |
| 50 | Thomas H. Veleury | 46 | Head | Shoe Worker | Massachusetts |
| 51 | Gertrude Veleury | 50 | Sister | Shoe Worker | Massachusetts |
| 52 | Charles Bittner | 73 | Head | — | Massachusetts |
| 53 | Grace D. Bittner | 68 | Wife | — | Massachusetts |
| 54 | James J. Bittner | 37 | Son | Salesman | Massachusetts |
| 55 | James Kavotos | 44 | Head | Cook | Turkey |
| 56 | Helen J. Kavotos | 41 | Wife | — | Austria |
| 57 | George Kavotos | 20 | Son | Delivery Clerk | Massachusetts |
| 58 | Joseph Rosakis | 45 | Lodger | Counter Man | Greece |
| 59 | Irene G. Menehan | 50 | Head | — | Massachusetts |
| 60 | Clara Menehan | 23 | Daughter | Typist | Massachusetts |
| 61 | Andrew J. Menehan | 21 | Daughter | Operator | Massachusetts |
| 62 | Paul J. Menehan | 19 | Son | Separator | Massachusetts |
| 63 | William T. Ryan | 74 | Head | Technician | Massachusetts |
| 64 | Theresa J. Ryan | 64 | Wife | — | Ireland |
| 65 | Margaret M. Ryan THIS PERSON | 51 | Daughter | — | Massachusetts |
| 66 | William F. Ryan | 12 | Son | — | Massachusetts |
| 67 | Albert A. Stober | 46 | Head | Plumber | Massachusetts |
| 68 | Edith J. Stober | 45 | Wife | — | Massachusetts |
| 69 | Charles Hooper | 50 | Head | Claim Agent | Massachusetts |
| 70 | James A. Hooper | 46 | Wife | — | Massachusetts |
| 71 | William M. Hooper | 17 | Daughter | — | Massachusetts |
| 72 | George K. Jamgochian | 34 | Head | Tailor | Armenia |
| 73 | Sally S. Jamgochian | 31 | Wife | Manager | Armenia |
| 74 | Mary Haigazian | 51 | Mother | — | Armenia |
| 75 | John F. Caulfield | 39 | Head | Officer | Massachusetts |
| 76 | Margaret Caulfield | 43 | Wife | — | Massachusetts |
| 77 | Dorothy Caulfield | 12 | Daughter | — | Massachusetts |
| 78 | John F. Caulfield | 11 | Son | — | Massachusetts |
| 79 | James Caulfield | 8 | Son | — | Massachusetts |
| 80 | Hannah Lynch | 81 | Head | — | Massachusetts |
Pedigree Summary
Margaret + 1 sibling
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 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)