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John Lester — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this John Lester across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents De & Doris — first a son (b.~1918), then head of a 7-person household.
Age 22
b. ~1918
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Lester |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | File clerk |
| Industry | W.P.A. |
| Class of Worker | GW |
| Hours Worked | 2 |
| Income (1939) | 845 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | File Clerk |
| Township / Ward | Medford City |
| Est. Birth Year | ~1918 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Lester | Son | — | 22 | ~1918 |
| Doris Lester | Daughter | — | 18 | ~1922 |
| Howard Ordway | Other | — | 27 | ~1913 |
| Richard Lester | Son | — | 23 | ~1917 |
| Rose Lester | Head | — | 44 | ~1896 |
| Edward Lester | Son | — | 16 | ~1924 |
| Donald Jones | Other | — | 3 | ~1937 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 1
Middlesex, Massachusetts · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lester |
| Given Name | John C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 11
Middlesex, Massachusetts · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lester |
| Given Name | John E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 22
Middlesex-County, Massachusetts · implied b. ~1918 — 7 household members
| Surname | Lester |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford city |
| 1935 Residence (County) | Middlesex |
| Occupation | File clerk |
| Industry | W.P.A. |
| Class of Worker | GW |
| Hours Worked | 2 |
| Income (1939) | 845 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Lester across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father De Lester (~0.92 confidence) and mother Doris Lester (~0.92 confidence) and father Howard Lester (~0.92 confidence) and mother Rose Lester (~0.92 confidence) and mother Rose Lester (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
De Lester
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Doris Lester
b. ~1896
Source mother
● Household
· direct · ~0.92
Father
Howard Lester
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Rose Lester
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Rose Lester
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Lester
Son · 1940 · age 22 · b. ~1918 · Massachusetts
★ You are viewing this record
Sibling
Edward Lester
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Lester
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Lester
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01611-00426)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Dunn | 5 | Son | — | Massachusetts |
| 2 | Frank E. Shea | 50 | Head | Vocational Teacher | Massachusetts |
| 3 | Alice B. Shea | 49 | Wife | — | Connecticut |
| 4 | Jane M. Shea | 14 | Daughter | — | Massachusetts |
| 5 | Lucille M. Shea | 13 | Daughter | — | Massachusetts |
| 6 | Frank E. Shea | 8 | Son | — | Massachusetts |
| 7 | John A. Annie | 57 | Head | Linotype Operator | Canada English |
| 8 | Ellen T. Annie | 52 | Wife | — | Massachusetts |
| 9 | John J. Annie | 26 | Son | Apprentice | Massachusetts |
| 10 | Mary G. Annie | 24 | Daughter | Claim Clerk | Massachusetts |
| 11 | Catherine G. Annie | 18 | Daughter | Relief Operator | Massachusetts |
| 12 | Irene G. Annie | 15 | Daughter | — | Massachusetts |
| 13 | Emma G. Matthews | 49 | Head | Seamstress | Mass. |
| 14 | Thelma P. Matthews | 24 | Daughter | Bookkeeper | Mass. |
| 15 | Doris Q. Matthews | 19 | Daughter | — | Mass. |
| 16 | Thomas H. Matthews | 17 | Son | — | Mass. |
| 17 | Jeremiah F. Connelly | 56 | Head | Labourer | Massachusetts |
| 18 | Frances G. Connelly | 58 | Wife | — | Canada English |
| 19 | Charles H. Shibler | 59 | Head | Chauffeur | Massachusetts |
| 20 | Mary A. Shibler | 52 | Wife | — | Massachusetts |
| 21 | Charles H. Shibler | 23 | Son | Rugs Salesman | Massachusetts |
| 22 | William W. Shibler | 21 | Son | Packer | Massachusetts |
| 23 | Pauline R. Shibler | 17 | Daughter | — | Massachusetts |
| 24 | Marian Macdonald | 24 | Daughter | New Worker | Massachusetts |
| 25 | Warren G. Macdonald | 5 | Grandson | — | Massachusetts |
| 26 | Helen C. Macdonald | 3 | Granddaughter | — | Massachusetts |
| 27 | George W. Woods | 55 | Head | Station Repairer | Maine |
| 28 | Charlotte B. Woods | 54 | Wife | — | Canada English |
| 29 | Rose A. Lester | 44 | Head | Housekeeper | Massachusetts |
| 30 | Richard M. Lester | 23 | Son | Dishwasher | Massachusetts |
| 31 | John E. Lester THIS PERSON | 22 | Son | File Clerk | Massachusetts |
| 32 | Doris L. Lester | 18 | Daughter | Housekeeper | Massachusetts |
| 33 | Edward F. Lester | 16 | Son | — | Massachusetts |
| 34 | Donald Jones | 3 | Nephew | — | Massachusetts |
| 35 | Howard Ordway | 27 | Lodger | Baker | Massachusetts |
| 36 | Charles Fraser | 78 | Head | Carpenter | Canada English |
| 37 | Evelyn L. Fraser | 65 | Wife | — | Canada English |
| 38 | Charlotte Cameron | 67 | Lodger | Housekeeper | Canada English |
| 39 | Clyde L. Patridge | 38 | Head | Electrical Supplies Salesman | British West Indies |
Pedigree Summary
John + 3 siblings
Gen 1 · 5 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)