LJ
Lester Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Northampton-County, Pennsylvania
Our Model Tree links this Lester Johnson across the 1920, 1930 and 1940 US Censuses in Northampton-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Eugene & Emma — first a head (b.~1909), then head of a 5-person household.
Age 31
b. ~1909
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Northampton-County, Pennsylvania |
| Surname | Johnson |
| Given Name | Lester |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Nazareth Borough |
| 1935 Residence (County) | Northampton |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Milk Dealer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Truck Driver |
| Township / Ward | Nazareth Borough |
| Est. Birth Year | ~1909 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lester | Age | Birth yr |
|---|---|---|---|---|
| Lester Johnson | Head | — | 31 | ~1909 |
| Maynard Johnson | Son | — | 8 | ~1932 |
| Kathryn Johnson | Spouse | — | 28 | ~1912 |
| Rollin Johnson | Son | — | 5 | ~1935 |
| Dorothy Young | Other | — | 16 | ~1924 |
Census Appearances
1920
Northampton, Pennsylvania
Son, age 11
Northampton, Pennsylvania · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lester L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Northampton, Pennsylvania
Head, age 21
Northampton, Pennsylvania · implied b. ~1909 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lester L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 18 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Truck driver |
| Industry | Laundry |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 8 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Northampton-County, Pennsylvania
Head, age 31
Northampton-County, Pennsylvania · implied b. ~1909 — 5 household members
| Surname | Johnson |
| Given Name | Lester |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Nazareth Borough |
| 1935 Residence (County) | Northampton |
| Occupation | Truck Driver |
| Industry | Milk Dealer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Lester Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Eugene Johnson (~0.92 confidence) and mother Emma Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Eugene Johnson
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Emma Johnson
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lester Johnson
Head · 1940 · age 31 · b. ~1909 · Pennsylvania
★ 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 — Northampton-County, Pennsylvania
Open full size
1940 US Federal Census — Northampton-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03593-00098)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lloyd Jr. Waterstock | 19 | Son | New Worker | Pennsylvania |
| 42 | Robert W. Waterstock | 12 | Son | — | Pennsylvania |
| 43 | Emma Waterstock | 76 | Mother | — | Pennsylvania |
| 44 | Robert Smale | 31 | Head | Coal Trucker | Pennsylvania |
| 45 | Dorothy Smale | 28 | Wife | Looper | Pennsylvania |
| 46 | Arthur Thomas | 50 | Head | Truck Driver | Pennsylvania |
| 47 | Abby Thomas | 47 | Wife | — | Pennsylvania |
| 48 | Lucile Thomas | 26 | Daughter | Seamer | Pennsylvania |
| 49 | Lester Johnson THIS PERSON | 31 | Head | Truck Driver | Pennsylvania |
| 50 | Kathryn Johnson | 28 | Wife | Ironing | Pennsylvania |
| 51 | Maynard Johnson | 8 | Son | — | Pennsylvania |
| 52 | Rollin Johnson | 5 | Son | — | Pennsylvania |
| 53 | Dorothy Young | 16 | Housekeeper | Servant | Pennsylvania |
| 54 | Sarah E. Aspenleiter | 46 | Head | — | Pennsylvania |
| 55 | Annie Faull | 47 | Lodger | — | Pennsylvania |
| 56 | Elmer Flick | 67 | Lodger | Laborer | Pennsylvania |
| 57 | Jennie Wambold | 59 | Head | — | Pennsylvania |
| 58 | Grover E. Wambold | 38 | Son | Accountant | Pennsylvania |
| 59 | Pearl Wambold | 35 | Daughter | Looper | Pennsylvania |
| 60 | Jacob Wambold | 29 | Son | Truck Driver | Pennsylvania |
| 61 | Andrew Deck | 43 | Head | Helper | Pennsylvania |
| 62 | Mabel Deck | 41 | Wife | Shipping Dept | Pennsylvania |
| 63 | Russell Deck | 21 | Son | Clerk | Pennsylvania |
| 64 | Kenneth Deck | 17 | Son | — | Pennsylvania |
| 65 | Donald Deck | 11 | Son | — | Pennsylvania |
| 66 | — | None | — | — | — |
| 67 | Jonathan Flick | 64 | Head | Minister | Pennsylvania |
| 68 | George Miller | 45 | Lodger | Salesman | Pennsylvania |
| 69 | Deborah Miller | 37 | Wife | — | Pennsylvania |
| 70 | Donald Miller | 15 | Son | — | Pennsylvania |
| 71 | Althea Miller | 13 | Daughter | — | Pennsylvania |
| 72 | Walter Diehl | 43 | Head | Minister | Pennsylvania |
| 73 | Sara Diehl | 42 | Wife | — | Pennsylvania |
| 74 | James Diehl | 15 | Son | — | Pennsylvania |
| 75 | John Diehl | 8 | Son | — | Pennsylvania |
| 76 | Jane Diehl | 4 | Daughter | — | Pennsylvania |
| 77 | Martha Huth | 81 | Head | — | Pennsylvania |
| 78 | Laura Ryan | 70 | Housekeeper | Housekeeper | Pennsylvania |
| 79 | Spencer Ralph | 51 | Head | Ass. Chemist | Pennsylvania |
| 80 | Bertha Ralph | 46 | Wife | — | Pennsylvania |
Pedigree Summary
Lester
Gen 1 · 2 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)