JN
James Nolan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Monroe-County, New York
Our Model Tree links this James Nolan across the 1930 and 1940 US Censuses in Monroe-County, New York (XGBoost, ~Confirmed) — first a son (b.~1910), then head of a 9-person household.
Age 30
b. ~1910
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, New York |
| Surname | Nolan |
| Given Name | James S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Rochester |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Occupation | Plumber's Helper |
| Industry | Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1092 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Plumber'S Helper |
| Township / Ward | Rochester |
| Est. Birth Year | ~1910 |
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 |
|---|---|---|---|---|
| Mary Gathen | Daughter | — | 26 | ~1914 |
| Monica Nolan | Daughter | — | 22 | ~1918 |
| Kathryn Nolan | Daughter | — | 16 | ~1924 |
| Norman Nolan | Head | — | 53 | ~1887 |
| Thomas Gathen | Other | — | 26 | ~1914 |
| James Nolan | Son | — | 30 | ~1910 |
| Joseph Nolan | Son | — | 31 | ~1909 |
| John Nolan | Son | — | 25 | ~1915 |
| E Nolan | Son | — | 23 | ~1917 |
Census Appearances
1930
Monroe, New …
Son, age 20
Monroe, New York · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nolan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | England |
| Occupation | Plumbing apprentice |
| Industry | Plumbing Contractor |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Monroe-County, New …
Son, age 30
Monroe-County, New York · implied b. ~1910 — 9 household members
| Surname | Nolan |
| Given Name | James S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Rochester |
| 1935 Residence (County) | Monroe |
| Occupation | Plumber's Helper |
| Industry | Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1092 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 30 · b. ~1910 · New York
★ You are viewing this record
Sibling
Joseph Nolan
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Nolan
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Monica Nolan
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathryn Nolan
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Gathen
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
E Nolan
Sibling · 1940 · age 23
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 — Monroe-County, New York
Open full size
1940 US Federal Census — Monroe-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02850-00950)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Norman H. Nolan | 53 | Head | Chemist | England |
| 2 | Joseph P. Nolan | 31 | Son | Clerk | New York |
| 3 | James S. Nolan THIS PERSON | 30 | Son | Plumber'S Helper | New York |
| 4 | John F. Nolan | 25 | Son | Store Setter|Letterer | New York |
| 5 | E. Gary Nolan | 23 | Son | File Clerk | New York |
| 6 | Monica E. Nolan | 22 | Daughter | Stenographer | New York |
| 7 | Kathryn M. Nolan | 16 | Daughter | — | New York |
| 8 | Mary Gathen | 26 | Daughter | Bookkeeper | New York |
| 9 | Thomas Gathen | 26 | Son-in-law | — | New York |
| 10 | Phillip Schneider | 72 | Head | Laborer | France |
| 11 | Ellen L. Schneider | 71 | Wife | — | New York |
| 12 | Millicent Schneider | 46 | Daughter | Custodian | New York |
| 13 | Raymond A. Morrison | 46 | Head | Broker | New York |
| 14 | Ethel M. Morrison | 46 | Wife | — | New York |
| 15 | George W. Lasp | 45 | Head | Manager | New York |
| 16 | Maude B. Lasp | 42 | Wife | Truck Line Clerk | New York |
| 17 | Jeanne E. Lasp | 8 | Daughter | — | New York |
| 18 | Burdette F. Dunn | 52 | Head | Contractor | New York |
| 19 | E. Cecelia Dunn | 47 | Wife | Saleslady | New York |
| 20 | Anna M. Knitter | 47 | Head | — | Germany |
| 21 | Pearl M. Knitter | 24 | Daughter | Typist | New York |
| 22 | Marcella C. Knitter | 22 | Daughter | Mail Clerk | New York |
| 23 | Edward W. Knitter | 20 | Son | Student Instructor | New York |
| 24 | Harold F. Knitter | 18 | Son | Apprentice Carpenter | New York |
| 25 | Marion E. Knitter | 14 | Daughter | — | New York |
| 26 | Thomas J. Knitter | 9 | Son | — | New York |
| 27 | Grace E. Knitter | 6 | Daughter | — | New York |
| 28 | Ernest J. Defranco | 33 | Head | Tool Designer | Pennsylvania |
| 29 | Ann E. Defranco | 27 | Wife | — | New York |
| 30 | Paul P. Robertson | 31 | Head | Salesman | Pennsylvania |
| 31 | Doris H. Robertson | 32 | Wife | — | Pennsylvania |
| 32 | Marilyn J. Robertson | 4 | Daughter | — | New York |
| 33 | Jacqueline Robertson | 2 | Daughter | — | New York |
| 34 | Clark C. Theobald | 45 | Head | Salesman | New York |
| 35 | Edith M. Theobald | 45 | Wife | — | New York |
| 36 | Joan E. Theobald | 19 | Daughter | — | New York |
| 37 | Roger Theobald | 15 | Son | — | Massachusetts |
| 38 | Francis E. Wickman | 60 | Head | Painter & Decorator | New York |
| 39 | Ida C. Wickman | 60 | Wife | — | New York |
| 40 | Geraldine Wickman | 27 | Daughter | Clerk | New York |
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)