MN
Mary Nolan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Mary Nolan across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 3-person household.
Age 61
b. ~1879
Female
Head
Born: Ireland
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Nolan |
| Given Name | Mary J. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Phila |
| Est. Birth Year | ~1879 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Nolan | Daughter | — | 27 | ~1913 |
| Lucy Nolan | Daughter | — | 23 | ~1917 |
| Mary Nolan | Head | — | 61 | ~1879 |
Census Appearances
1920
Philadelphia, Pennsylvania
Spouse, age 38
Philadelphia, Pennsylvania · implied b. ~1882 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nolan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Philadelphia, Pennsylvania
Spouse, age 48
Philadelphia, Pennsylvania · implied b. ~1882 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nolan |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1906 |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Philadelphia-County, Pennsylvania
Head, age 61
Philadelphia-County, Pennsylvania · implied b. ~1879 — 3 household members
| Surname | Nolan |
| Given Name | Mary J. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Naturalization Status | Naturalized |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| 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 Nolan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Nolan
Head · 1940 · age 61 · b. ~1879 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03730-00390)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Florence Bingham | 65 | Head | — | Penna |
| 42 | Joseph Phalan | 46 | Head | Sergeant | Penna |
| 43 | Gertrude Phalan | 24 | Daughter | Typist | Penna |
| 44 | Florence Phalan | 20 | Daughter | Seamstress | Penna |
| 45 | Ella May Phalan | 16 | Daughter | — | Penna |
| 46 | George Ackman | 62 | Head | Laborer | Russia |
| 47 | Mary Ackman | 52 | Wife | — | Russia |
| 48 | Stanley Ackman | 31 | Son | Fireman | Russia |
| 49 | Mary J. Nolan THIS PERSON | 61 | Head | — | Ireland |
| 50 | Mary Alice Nolan | 27 | Daughter | — | Penna |
| 51 | Lucy Nolan | 23 | Daughter | Receptionist | Penna |
| 52 | Joseph Moreik | 55 | Head | Cook | Lithuania |
| 53 | Martha Moreik | 45 | Wife | Salad Woman | Lithuania |
| 54 | Mellie Moreik | 24 | Daughter | Saleswoman | Penna |
| 55 | Joseph Moreik | 23 | Son | Laborer | Penna |
| 56 | Alex Smith | 57 | Head | Truck Driver | Penna |
| 57 | Mary Smith | 42 | Wife | Cleaner | Penna |
| 58 | Elizabeth Smith | 13 | Daughter | — | Penna |
| 59 | Alex Jr. Smith | 11 | Son | — | Penna |
| 60 | Elizabeth Mcintyre | 25 | Step daughter | Saleswoman | Penna |
| 61 | Mary Luka | 58 | Head | — | Hungary |
| 62 | Joseph Luka | 24 | Son | Helper Pipe Fitter | Penna |
| 63 | Fred Hopkins | 55 | Head | Chauffeur | Penna |
| 64 | Jennie Hopkins | 53 | Wife | — | Penna |
| 65 | Frances Hopkins | 19 | Daughter | Typist | Penna |
| 66 | William John Hopkins | 8 | Son | — | Penna |
| 67 | Amelia Keller | 61 | Head | — | Penna |
| 68 | Ella May Keller | 70 | Sister | — | Penna |
| 69 | Warren Godshalk | 64 | Brother | Engraver | Penna |
| 70 | Guy Cellini | 46 | Head | Laborer | Italy |
| 71 | Antoniette Cellini | 40 | Wife | — | Italy |
| 72 | Mary Cellini | 13 | Daughter | — | Penna |
| 73 | Charles Cellini | 12 | Son | — | Penna |
| 74 | Thomas Cellini | 12 | Son | — | Penna |
| 75 | Rose Cellini | 9 | Daughter | — | Penna |
| 76 | Phillip Aliano | 29 | Head | Chauffeur | Penna |
| 77 | Mildred Aliano | 26 | Wife | — | Penna |
| 78 | James Aliano | 8 | Son | — | Penna |
| 79 | Michael Aliano | 5 | Son | — | Penna |
| 80 | Phillip Aliano | 3 | Son | — | Penna |
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)