MN
Margaret Nolan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Margaret Nolan across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 11-person household.
Age 20
b. ~1920
Female
Daughter
Born: Penna
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Nolan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Additional Details | |
| Occupation | Salesgirl |
| Industry | Novelty Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 200 |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Occupation | Salesgirl |
| Township / Ward | Phila |
| Est. Birth Year | ~1920 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Joseph Nolan | Son | — | 11 | ~1929 |
| Margaret Nolan | Daughter | — | 20 | ~1920 |
| John Nolan | Son | — | 12 | ~1928 |
| Sarah Nolan | Spouse | — | 51 | ~1889 |
| June Nolan | Son | — | 22 | ~1918 |
| Daniel Nolan | Head | — | 53 | ~1887 |
| Anna Nolan | Daughter | — | 25 | ~1915 |
| James Nolan | Son | — | 24 | ~1916 |
| Francis Nolan | Son | — | 10 | ~1930 |
| Thomas Nolan | Son | — | 10 | ~1930 |
| Daniel Nolan | Son | — | 14 | ~1926 |
Census Appearances
1930
Philadelphia, Pennsylvania
Daughter, age 10
Philadelphia, Pennsylvania · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nolan |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Penna |
| Mother's Birthplace | Penna |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Daughter, age 20
Philadelphia-County, Pennsylvania · implied b. ~1920 — 11 household members
| Surname | Nolan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Occupation | Salesgirl |
| Industry | Novelty Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 200 |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
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 Nolan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Nolan
Daughter · 1940 · age 20 · b. ~1920 · Pennsylvania
★ You are viewing this record
Sibling
Francis Nolan
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
June Nolan
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Nolan
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Nolan
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Nolan
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Nolan
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Nolan
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Nolan
Sibling · 1940 · age 11
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 — 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-t0627-03730-00370)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jennie Lennon | 22 | Daughter | New Worker | Penna |
| 42 | John Lennon | 20 | Son | New Worker | Penna |
| 43 | Edward Lennon | 18 | Son | New Worker | Penna |
| 44 | James Lennon | 16 | Son | — | Penna |
| 45 | Andrew Mariano | 42 | Head | Gen'L Helper | Penna |
| 46 | Mary Mariano | 40 | Wife | — | Penna |
| 47 | Margaret Mariano | 10 | Daughter | — | Penna |
| 48 | Consolate Consola | 74 | Mother-in-law | — | Italy |
| 49 | Frank Coleman | 41 | Head | Contr. Helper | Penna |
| 50 | Catherine Coleman | 37 | Wife | — | Penna |
| 51 | Catherine Coleman | 17 | Daughter | New Worker | Penna |
| 52 | Mary Coleman | 15 | Daughter | — | Penna |
| 53 | John Coleman | 13 | Son | — | Penna |
| 54 | Thomas Coleman | 11 | Son | — | Penna |
| 55 | Paul Coleman | 10 | Son | — | Penna |
| 56 | Joan Coleman | 7 | Daughter | — | Penna |
| 57 | Emma Coleman | 7 | Daughter | — | Penna |
| 58 | Bernard Coleman | 4 | Son | — | Penna |
| 59 | Barbara Coleman | 1 | Daughter | — | Penna |
| 60 | Patricia Coleman | 0 | Daughter | — | Penna |
| 61 | Daniel Nolan | 53 | Head | Letter Carrier | Penna |
| 62 | Sarah Nolan | 51 | Wife | — | Penna |
| 63 | Anna Nolan | 25 | Daughter | Auditor | Penna |
| 64 | James Nolan | 24 | Son | Laborer | Penna |
| 65 | June Nolan | 22 | Son | Salesgirl | Penna |
| 66 | Margaret Nolan THIS PERSON | 20 | Daughter | Salesgirl | Penna |
| 67 | Daniel Nolan | 14 | Son | New Worker | Penna |
| 68 | John Nolan | 12 | Son | — | Penna |
| 69 | Joseph Nolan | 11 | Son | — | Penna |
| 70 | Francis Nolan | 10 | Son | — | Penna |
| 71 | Thomas Nolan | 10 | Son | — | Penna |
| 72 | Ronald Lassiter | 26 | Head | Bartender | Penna |
| 73 | Edna Lassiter | 24 | Wife | — | Penna |
| 74 | Ronald Lassiter | 5 | Son | — | Penna |
| 75 | Edward Humphrey | 24 | Boarder | Checker | Penna |
| 76 | Hazel Humphrey | 17 | Sister-in-law | — | Penna |
| 77 | Martha Mccord | 42 | Mother-in-law | Folder | Penna |
| 78 | Elizabeth Nesbit | 53 | Mother-in-law | — | Penna |
| 79 | George Benstter | 30 | Head | Wax Man | Penna |
| 80 | Catherine Benstter | 25 | Wife | — | 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)