JN
James Nolan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this James Nolan across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 9-person household.
Age 22
b. ~1918
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Nolan |
| Given Name | James J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | plumber's apprentice |
| Industry | plumbing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 156 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Plumber'S Apprentice |
| Township / Ward | Boston 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Nolan | Daughter | — | 18 | ~1922 |
| Anna Nolan | Daughter | — | 21 | ~1919 |
| Maria Nolan | Daughter | — | 24 | ~1916 |
| James Nolan | Head | — | 48 | ~1892 |
| John Nolan | Son | — | 15 | ~1925 |
| James Nolan | Son | — | 22 | ~1918 |
| Joseph Nolan | Son | — | 20 | ~1920 |
| Paul Nolan | Son | — | 11 | ~1929 |
| Mary Nolan | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 13
Suffolk, Massachusetts · implied b. ~1917 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nolan |
| Given Name | James J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 22
Suffolk-County, Massachusetts · implied b. ~1918 — 9 household members
| Surname | Nolan |
| Given Name | James J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Occupation | plumber's apprentice |
| Industry | plumbing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 156 |
| Highest Grade | Hs 3 |
| 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 James Nolan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Nolan
Son · 1940 · age 22 · b. ~1918 · Massachusetts
★ You are viewing this record
Sibling
John Nolan
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Nolan
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Nolan
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Nolan
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Nolan
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maria Nolan
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 — 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-t0627-01668-00381)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Downey | 7 | daughter | — | Massachusetts |
| 42 | Anne Downey | 6 | daughter | — | Massachusetts |
| 43 | James Downey | 4 | son | — | Massachusetts |
| 44 | Patrick A. Downey | 3 | son | — | Massachusetts |
| 45 | John Buckley | 68 | head | — | Irish Free State |
| 46 | Helen Buckley | 25 | daughter | Clerk | Massachusetts |
| 47 | Mary Flanahan | 28 | head | — | Massachusetts |
| 48 | Thomas Flanahan | 4 | son | — | Massachusetts |
| 49 | Catherine Rooney | 20 | sister | Waitress | Massachusetts |
| 50 | Steven Teaney | 49 | head | Stationary Engineer | Irish Free State |
| 51 | Anastasia Teaney | 51 | wife | — | Irish Free State |
| 52 | Matthew G. Teaney | 21 | son | Sheet Metal Worker | Massachusetts |
| 53 | Christopher Teaney | 19 | son | Bus Boy | Massachusetts |
| 54 | Stephen (A.W.) Teaney | 18 | son | Building Dorms | England |
| 55 | Mary Teaney | 16 | daughter | — | Irish Free State |
| 56 | Nora Teaney | 14 | daughter | — | Massachusetts |
| 57 | Anastasia Teaney | 13 | daughter | — | Massachusetts |
| 58 | Theresa Teaney | 12 | daughter | — | Massachusetts |
| 59 | James Teaney | 9 | son | — | Massachusetts |
| 60 | John Teaney | 6 | son | — | Massachusetts |
| 61 | John J. Flaherty | 40 | head | Machinist | Massachusetts |
| 62 | Catharina Flaherty | 43 | wife | — | Massachusetts |
| 63 | John J. Jr. Flaherty | 16 | son | — | Massachusetts |
| 64 | Richard Flaherty | 13 | son | — | Massachusetts |
| 65 | James J. Nolan | 48 | head | Sheet Metal Worker | Massachusetts |
| 66 | Mary E. Nolan | 43 | wife | — | Massachusetts |
| 67 | Maria Nolan | 24 | daughter | Finisher | Massachusetts |
| 68 | James J. Nolan THIS PERSON | 22 | son | Plumber'S Apprentice | Massachusetts |
| 69 | Anna T. Nolan | 21 | daughter | Telephone Op. | Massachusetts |
| 70 | Joseph Nolan | 20 | son | — | Massachusetts |
| 71 | Gertrude Nolan | 18 | daughter | — | Massachusetts |
| 72 | John Nolan | 15 | son | — | Massachusetts |
| 73 | Paul Nolan | 11 | son | — | Massachusetts |
| 74 | Hugh Mcdonald | 44 | head | Painter | Massachusetts |
| 75 | Theresa Mcdonald | 43 | wife | — | Massachusetts |
| 76 | Eleanor Mcdonald | 20 | daughter | Clerk | Massachusetts |
| 77 | Hugh E. Mcdonald | 10 | son | — | Massachusetts |
| 78 | Mary E. Whealen | 58 | head | — | Massachusetts |
| 79 | Mary A. Whealen | 83 | mother | — | Massachusetts |
| 80 | Ellen Kenney | 57 | head | — | Irish Free State |
Related Census Records
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)