MR
Mary Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Mary Ryan across the 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Ryan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Highest Grade | C 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Newark City |
| Est. Birth Year | ~1918 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Anne Ryan | Daughter | — | 24 | ~1916 |
| Mary Ryan | Daughter | — | 22 | ~1918 |
| John Ryan | Head | — | 56 | ~1884 |
| Ann Ryan | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Essex, New …
Daughter, age 2
Essex, New Jersey · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Daughter, age 13
Essex, New Jersey · implied b. ~1917 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Maria R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Daughter, age 22
Essex-County, New Jersey · implied b. ~1918 — 4 household members
| Surname | Ryan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark City |
| 1935 Residence (County) | Essex |
| Highest Grade | C 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Ryan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Ryan (~0.92 confidence) and father John Ryan (~0.92 confidence) and father John Ryan (~0.92 confidence) and mother Ann Ryan (~0.92 confidence) and mother Marie Ryan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Ryan
b. ~1896
Source father
● Household
· direct · ~0.92
Father
John Ryan
b. ~1884
Source father
● Household
· direct · ~0.92
Father
John Ryan
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Ann Ryan
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Marie Ryan
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Ryan
Daughter · 1940 · age 22 · b. ~1918 · New Jersey
★ You are viewing this record
Sibling
Anne Ryan
Sibling · 1940 · age 24
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 — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02421-00765)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mildred Tripp | 31 | Wife | — | New York |
| 2 | Marie Tripp | 8 | Niece | — | New Jersey |
| 3 | Lillian Anderson | 24 | Lodger | Tester Tubes | New York |
| 4 | Grace Anderson | 20 | Lodger | Inspector | Pennsylvania |
| 5 | Domenick Novia | 47 | Head | Watchman | New Jersey |
| 6 | Mary Novia | 34 | Wife | — | New Jersey |
| 7 | Domenick Jr. Novia | 14 | Son | — | New Jersey |
| 8 | Philip Novia | 13 | Son | — | New Jersey |
| 9 | Andrea Di Martino | 59 | Head | Macaroni | Italy |
| 10 | Angelina Di Martino | 55 | Wife | — | Italy |
| 11 | Frank Di Martino | 29 | Son | Carpenter | New York |
| 12 | Louis Portella | 31 | Head | Plumber | Italy |
| 13 | Gilda Portella | 28 | Wife | — | New York |
| 14 | Irma Portella | 12 | Daughter | — | New Jersey |
| 15 | Genevieve Portella | 10 | Daughter | — | New Jersey |
| 16 | Anzetti Portella | 8 | Daughter | — | New Jersey |
| 17 | Louis Portella | 5 | Son | — | New Jersey |
| 18 | Cecelia Doherty | 54 | Head | — | Ireland |
| 19 | James Doherty | 22 | Son | Switchman | New Jersey |
| 20 | Una Doherty | 20 | Daughter | Clerk | New Jersey |
| 21 | Gertrude Doherty | 15 | Daughter | — | New Jersey |
| 22 | Walter J. Miller | 44 | Head | Packer | New Jersey |
| 23 | Elizabeth Miller | 46 | Wife | — | New Jersey |
| 24 | Joseph Miller | 14 | Son | — | New Jersey |
| 25 | William Miller | 10 | Son | — | New Jersey |
| 26 | J. John Guerin | 17 | Lodger | Laborer | New Jersey |
| 27 | Susan M. Finley | 67 | Head | Real Estate Broker | New York |
| 28 | Mary E. Finley | 45 | Daughter | Clerk | New York |
| 29 | James Finley | 35 | Son | Bookkeeper | New Jersey |
| 30 | Gertrude Finley | 27 | Daughter | Stenographer | New Jersey |
| 31 | Genevieve Finley | 23 | Daughter | Nurse | New Jersey |
| 32 | William Jacobs | 38 | Lodger | Draftsman | West Virginia |
| 33 | John J. Ryan | 56 | Head | Sales Manager | New Jersey |
| 34 | Ann Ryan | 50 | Wife | — | New York |
| 35 | Anne Ryan | 24 | Daughter | — | New Jersey |
| 36 | Mary Ryan THIS PERSON | 22 | Daughter | — | New Jersey |
| 37 | Delia O'Connor | 67 | Head | — | Ireland |
| 38 | Frances O'Connor | 38 | Daughter | Bookkeeper | New Jersey |
| 39 | Margaret O'Connor | 32 | Daughter | — | New Jersey |
| 40 | John O'Connor | 30 | Son | Electrician | New Jersey |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 5 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)