JL
James Lawson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this James Lawson across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 8-person household.
Age 72
b. ~1868
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Lawson |
| Given Name | James Sr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Millvale |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Laborer |
| Industry | Saw Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1123 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Millvale |
| Est. Birth Year | ~1868 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Mildred Lawson | Daughter | — | 35 | ~1905 |
| Rottie Weldy | Daughter | — | 32 | ~1908 |
| James Lawson | Head | — | 72 | ~1868 |
| Joseph Clark | Other | — | 71 | ~1869 |
| Arthur Weldy | Other | — | 6 | ~1934 |
| John Schubert | Other | — | 52 | ~1888 |
| Jack Lawson | Other | — | 13 | ~1927 |
| Anna Lawson | Spouse | — | 68 | ~1872 |
Census Appearances
1920
Allegheny, Pennsylvania
Head, age 52
Allegheny, Pennsylvania · implied b. ~1868 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lawson |
| Given Name | James |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Saw works |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Year of Naturalization | F |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Head, age 63
Allegheny, Pennsylvania · implied b. ~1867 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lawson |
| Given Name | James P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 30 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Saw Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 7000 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 72
Allegheny-County, Pennsylvania · implied b. ~1868 — 8 household members
| Surname | Lawson |
| Given Name | James Sr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Millvale |
| 1935 Residence (County) | Allegheny |
| Occupation | Laborer |
| Industry | Saw Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1123 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Lawson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Lawson
Head · 1940 · age 72 · b. ~1868 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03411-00126)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter Grimpe | 49 | Head | — | Pennsylvania |
| 42 | Margaret Grimpe | 50 | Wife | — | Pennsylvania |
| 43 | Melba Grimpe | 25 | Daughter | New Worker | Pennsylvania |
| 44 | Arthur Easing | 42 | Son-in-law | Laborer | Pennsylvania |
| 45 | Robert Rebholz | 25 | Head | Assistant Foreman | Pennsylvania |
| 46 | Margaret Rebholz | 22 | Wife | — | Pennsylvania |
| 47 | Margaret Dinemore | 55 | Mother | — | England |
| 48 | James Sr. Lawson | 39 | Head | Truck Driver | Pennsylvania |
| 49 | Margaret Lawson | 37 | Wife | — | Pennsylvania |
| 50 | James Lawson | 17 | Son | — | Pennsylvania |
| 51 | Robert Lawson | 16 | Son | — | Pennsylvania |
| 52 | James Sr. Lawson THIS PERSON | 72 | Head | Laborer | Pennsylvania |
| 53 | Anna Lawson | 68 | Wife | — | Pennsylvania |
| 54 | Mildred Lawson | 35 | Daughter | Stenographer | Pennsylvania |
| 55 | Jack Lawson | 13 | Grandson | — | Pennsylvania |
| 56 | Rottie Weldy | 32 | Daughter | Cashier | Pennsylvania |
| 57 | Arthur Weldy | 6 | Grandson | — | Pennsylvania |
| 58 | Joseph Clark | 71 | Brother | — | Pennsylvania |
| 59 | John Schubert | 52 | Brother-in-law | Laborer | Pennsylvania |
| 60 | Joseph P. Randig | 42 | Head | Patrol-Man | Pennsylvania |
| 61 | Mathilda Randig | 40 | Wife | — | Pennsylvania |
| 62 | Regis Randig | 17 | Son | — | Pennsylvania |
| 63 | Margaret Randig | 11 | Daughter | — | Pennsylvania |
| 64 | Erma Randig | 9 | Daughter | — | Pennsylvania |
| 65 | Mary Randig | 40 | Sister | Day Worker | Pennsylvania |
| 66 | Charles Reiners | 25 | Head | Bottler | Pennsylvania |
| 67 | Ruth Reiners | 25 | Wife | — | Pennsylvania |
| 68 | Frank Haus | 65 | Head | Fitter | Pennsylvania |
| 69 | Margaret Haus | 62 | Wife | — | Pennsylvania |
| 70 | Joseph Kotoush | 40 | Head | Book-Keeper | Pennsylvania |
| 71 | Florence Kotoush | 36 | Wife | — | Pennsylvania |
| 72 | John Rothmeyer | 74 | Head | — | Germany |
| 73 | Margaret Rothmeyer | 69 | Wife | — | Germany |
| 74 | Charles Rothmeyer | 35 | Son | Core-Maker | Pennsylvania |
| 75 | Thomas Rothmeyer | 34 | Son | Laborer | Pennsylvania |
| 76 | Edward Rothmeyer | 27 | Son | Laborer | Pennsylvania |
| 77 | Joseph Rothmeyer | 30 | Son | Roofer | Pennsylvania |
| 78 | Agnes Rothmeyer | 25 | Daughter | — | Pennsylvania |
| 79 | Celine Rothmeyer | 4 | Grand-daughter | — | Pennsylvania |
| 80 | Margaret Gross | 41 | Daughter | Waitress | Pennsylvania |
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)