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John Mclaughlin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Belknap-County, New Hampshire
Our Model Tree links this John Mclaughlin across the 1920, 1930 and 1940 US Censuses in Belknap-County, New Hampshire (XGBoost, ~Confirmed), with identified parents Francis & Frank — first a head (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Head
Born: New Hampshire
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Belknap-County, New Hampshire |
| Surname | McLaughlin |
| Given Name | John F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Laconia city |
| 1935 Residence (County) | Belknap |
| Additional Details | |
| Occupation | Pattern Maker |
| Industry | Foundry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Occupation | Pattern Maker |
| Township / Ward | Laconia City |
| Est. Birth Year | ~1915 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Colleen Mclaughlin | Daughter | — | 1 | ~1939 |
| John Mclaughlin | Head | — | 25 | ~1915 |
| Charlotte Mclaughlin | Spouse | — | 25 | ~1915 |
Census Appearances
1920
Belknap, New …
Son, age 5
Belknap, New Hampshire · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLaughlin |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Canada |
| Occupation | none |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
Belknap, New …
Son, age 15
Belknap, New Hampshire · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLaughlin |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Canada French |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1940
Belknap-County, New …
Head, age 25
Belknap-County, New Hampshire · implied b. ~1915 — 3 household members
| Surname | McLaughlin |
| Given Name | John F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Laconia city |
| 1935 Residence (County) | Belknap |
| Occupation | Pattern Maker |
| Industry | Foundry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 John Mclaughlin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Francis Mclaughlin (~0.92 confidence) and father Frank Mclaughlin (~0.92 confidence) and mother Regina Mclaughlin (~0.92 confidence) and mother Regina Mclaughlin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Francis Mclaughlin
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Frank Mclaughlin
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Regina Mclaughlin
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Regina Mclaughlin
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Mclaughlin
Head · 1940 · age 25 · b. ~1915 · New Hampshire
★ 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 — Belknap-County, New Hampshire
Open full size
1940 US Federal Census — Belknap-County, New Hampshire
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02283-00549)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | June E. Dame | 5 | Daughter | — | New Hampshire |
| 42 | George W. Berry | 73 | Lodger | — | New Hampshire |
| 43 | George A. Head | 43 | Head | Electrical Mechanic | New Hampshire |
| 44 | Georgia Head | 38 | Wife | — | New Hampshire |
| 45 | Nancy Head | 13 | Daughter | — | New Hampshire |
| 46 | Florence Roaster | 29 | Maid | Maid | New Hampshire |
| 47 | Harry C. Simpson | 48 | Head | Machine Inspector | New Hampshire |
| 48 | Esther E. Simpson | 47 | Wife | — | New Hampshire |
| 49 | Helen Simpson | 16 | Daughter | — | New Hampshire |
| 50 | Robert Simpson | 12 | Son | — | New Hampshire |
| 51 | Mary A. Peabody | 82 | Mother-in-law | — | New Hampshire |
| 52 | Catherine Forbes | 62 | Head | — | Massachusetts |
| 53 | William Forbes | 78 | Husband | Blacksmith | New Hampshire |
| 54 | Carrie Lamere | 60 | Head | — | Canada English |
| 55 | Fenton Judkins | 21 | Son | Janitor | New Hampshire |
| 56 | Willie Willard | 74 | Head | Carpenter | New Hampshire |
| 57 | Ida Merrill | 55 | Housekeeper | Housekeeper | New Hampshire |
| 58 | Blanche Avery | 45 | Lodger | Stock Room Asst. | New Hampshire |
| 59 | Lloyd B. Miller | 35 | Head | Janitor | Conn |
| 60 | Thelma E. Miller | 31 | Wife | — | New Hampshire |
| 61 | Clifford A. Miller | 8 | Son | — | New Hampshire |
| 62 | Guy B. Miller | 2 | Son | — | Florida |
| 63 | Rosanna P. Hood | 14 | Lodger | — | New Jersey |
| 64 | John F. Mclaughlin THIS PERSON | 25 | Head | Pattern Maker | New Hampshire |
| 65 | Charlotte Mclaughlin | 25 | Wife | — | New Hampshire |
| 66 | Colleen Mclaughlin | 1 | Daughter | — | New Hampshire |
| 67 | Fred Derry | 64 | Head | Carpenter | Canada French |
| 68 | Mary Shute | 70 | Housekeeper | Blacksmith | New Hampshire |
| 69 | Flora Lavallee | 41 | Head | — | New Hampshire |
| 70 | Edward Jr. Lavallee | 23 | Son | Lathe Operator | New Hampshire |
| 71 | Richard K. Lavallee | 20 | Son | Day Watchman | New Hampshire |
| 72 | Andre L. Lavallee | 15 | Son | — | New Hampshire |
| 73 | Mary L. Lavallee | 13 | Daughter | — | New Hampshire |
| 74 | Walter L. Cutting | 52 | Head | Carpenter | New Hampshire |
| 75 | Jane S. Cutting | 52 | Wife | Cooking | New Hampshire |
| 76 | Wayne A. Cutting | 13 | Son | — | New Hampshire |
| 77 | Fred Cutting | 24 | Son | Clerk | New Hampshire |
| 78 | Grace R. Cutting | 22 | Daughter-in-law | Stenographer | New Hampshire |
| 79 | Leon L. Jr. Randlett | 24 | Son-in-law | Florist | New Hampshire |
| 80 | Flora J. Randlett | 21 | Daughter | — | New Hampshire |
Pedigree Summary
John
Gen 1 · 4 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)