WM
William Mclaughlin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Harrison-County, Ohio
Our Model Tree links this William Mclaughlin across the 1920, 1930 and 1940 US Censuses in Harrison-County, Ohio (XGBoost, ~Confirmed), with identified parents Newell & Sewell — first a head (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Harrison-County, Ohio |
| Surname | McLaughlin |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Rumley Tp |
| 1935 Residence (County) | Harrison |
| Additional Details | |
| Occupation | Moulder |
| Industry | Pottery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Moulder |
| Township / Ward | Rumley Tp |
| Est. Birth Year | ~1913 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Mclaughlin | Head | — | 27 | ~1913 |
| Mary Mclaughlin | Spouse | — | 28 | ~1912 |
| Helen Davis | Other | — | 23 | ~1917 |
| Clinton Mclaughlin | Son | — | 1 | ~1939 |
Census Appearances
1920
Harrison, Ohio
Son, age 6
Harrison, Ohio · implied b. ~1914 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mc Laughlin |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Harrison, Ohio
Son, age 16
Harrison, Ohio · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLaughlin |
| Given Name | William R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Harrison-County, Ohio
Head, age 27
Harrison-County, Ohio · implied b. ~1913 — 4 household members
| Surname | McLaughlin |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Rumley Tp |
| 1935 Residence (County) | Harrison |
| Occupation | Moulder |
| Industry | Pottery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 William Mclaughlin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Newell Mclaughlin (~0.92 confidence) and father Sewell Mc Laughlin (~0.92 confidence) and mother Martha Mc Laughlin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Newell Mclaughlin
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Sewell Mc Laughlin
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Martha Mc Laughlin
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Mclaughlin
Head · 1940 · age 27 · b. ~1913 · Ohio
★ 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 — Harrison-County, Ohio
Open full size
1940 US Federal Census — Harrison-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03083-00479)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Stonebrook | 65 | Head | Coal Miner | Ohio |
| 2 | Violet Stonebrook | 15 | Daughter | — | Ohio |
| 3 | William Mclaughlin THIS PERSON | 27 | Head | Moulder | Ohio |
| 4 | Mary Mclaughlin | 28 | Wife | Laborer | Ohio |
| 5 | Clinton Mclaughlin | 1 | Son | — | Ohio |
| 6 | Helen Davis | 23 | Lodger | Maid | Ohio |
| 7 | Homer Sherrel | 51 | Head | Trackman | Ohio |
| 8 | Eva Sherrel | 52 | Wife | — | Ohio |
| 9 | Dwight Sherrel | 22 | Son | — | Ohio |
| 10 | Lizzie Sherrel | 18 | Daughter | — | Ohio |
| 11 | Leo Sherrel | 27 | Son | — | Ohio |
| 12 | Louise Sherrel | 20 | Daughter | — | Ohio |
| 13 | Nora Rail | 68 | Head | — | Ohio |
| 14 | Ira Mottice | 65 | Head | — | Ohio |
| 15 | George Lewis | 71 | Brother | — | Ohio |
| 16 | Ben Slaughter | 67 | Head | Minister | Ohio |
| 17 | Pauline Slaughter | 39 | Wife | — | Ohio |
| 18 | Milton English | 34 | Head | Laborer | North Carolina |
| 19 | Ewayly English | 29 | Wife | Laborer | Ohio |
| 20 | Frank English | 9 | Son | — | Ohio |
| 21 | Kenneth English | 8 | Son | — | Ohio |
| 22 | Mary English | 3 | Daughter | — | Ohio |
| 23 | Thomas Cunningham | 70 | Head | Farmer | Ohio |
| 24 | Martha Cunningham | 65 | Wife | — | Ohio |
| 25 | Harry Maubeck | 65 | Head | Farmer | Ohio |
| 26 | Warren Solomon | 44 | Head | Salesman | Ohio |
| 27 | Hazel Solomon | 40 | Wife | — | Ohio |
| 28 | Lara Grimm | 55 | Head | — | Ohio |
| 29 | Paul Pfeiffer | 29 | Head | Laborer | Ohio |
| 30 | Sarah Pfeiffer | 25 | Wife | — | Ohio |
| 31 | Judith Pfeiffer | 2 | Daughter | — | Ohio |
| 32 | William Wood | 81 | Head | — | Ohio |
| 33 | Mendie Wood | 72 | Sister | — | Ohio |
| 34 | William Mcafee | 59 | Head | Farmer | Ohio |
| 35 | Daisy Mcafee | 57 | Wife | — | Ohio |
| 36 | Fred Jackson | 46 | Head | Laborer | Ohio |
| 37 | Mary Jackson | 35 | Wife | — | Ohio |
| 38 | Paul Jackson | 7 | Son | — | Ohio |
| 39 | Mary Jackson | 5 | Daughter | — | Ohio |
| 40 | Ralph Jackson | 3 | Son | — | Ohio |
Pedigree Summary
William
Gen 1 · 3 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)