RL
Robert Lane — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Robert Lane across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1920), then head of a 5-person household.
Age 20
b. ~1920
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Lane |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Winchester |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Undertaker |
| Class of Worker | OA |
| Hours Worked | 0 |
| Income (1939) | 894 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Undertaker |
| Township / Ward | Winchester |
| Est. Birth Year | ~1920 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| John Lane | Son | — | 25 | ~1915 |
| Julia Lane | Spouse | — | 58 | ~1882 |
| Robert Lane | Son | — | 20 | ~1920 |
| Eugene Lane | Son | — | 22 | ~1918 |
| John Lane | Head | — | 61 | ~1879 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age
Middlesex, Massachusetts · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lane |
| Given Name | Robert Edward |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 10
Middlesex, Massachusetts · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lane |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| 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 20
Middlesex-County, Massachusetts · implied b. ~1920 — 5 household members
| Surname | Lane |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Winchester |
| 1935 Residence (County) | Middlesex |
| Occupation | Undertaker |
| Class of Worker | OA |
| Hours Worked | 0 |
| Income (1939) | 894 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| 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 Robert Lane across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Lane (~0.92 confidence) and father John Lane (~0.92 confidence) and father John Lane (~0.92 confidence) and mother Julia Lane (~0.92 confidence) and mother Julia Lane (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Lane
b. ~1879
Source father
● Household
· direct · ~0.92
Father
John Lane
b. ~1879
Source father
● Household
· direct · ~0.92
Father
John Lane
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Julia Lane
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Julia Lane
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Lane
Son · 1940 · age 20 · b. ~1920 · Massachusetts
★ You are viewing this record
Sibling
John Lane
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Lane
Sibling · 1940 · age 22
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
40 people indexed on this census page (nara:1940:m-t0627-01622-00056)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Jr. Lynch | 27 | Son | Chauffeur | Massachusetts |
| 42 | Mary Lynch | 25 | Daughter | Operator | Massachusetts |
| 43 | Robert Lynch | 23 | Son | — | Massachusetts |
| 44 | Richard Lynch | 18 | Son | Chauffeur | Massachusetts |
| 45 | Charles Harold | 47 | Head | Watchman | Massachusetts |
| 46 | Mary Harold | 41 | Wife | — | Massachusetts |
| 47 | Eileen Harold | 23 | Daughter | Housework | Massachusetts |
| 48 | Francis Harold | 21 | Son | Loader | Massachusetts |
| 49 | Andrew Harold | 19 | Son | New Worker | Massachusetts |
| 50 | Elizabeth Ryan | 65 | Head | — | Massachusetts |
| 51 | Thomas D. Walsh | 36 | Head | Chauffeur | Irish Free State |
| 52 | Alice Walsh | 30 | Wife | — | Irish Free State |
| 53 | Thomas D. Walsh | 9 | Son | — | Massachusetts |
| 54 | Robert J. Walsh | 8 | Son | — | Massachusetts |
| 55 | Alice M. Walsh | 3 | Daughter | — | Massachusetts |
| 56 | Sara Walsh | 1 | Daughter | — | Massachusetts |
| 57 | Mary E. Walsh | 6 | Daughter | — | Massachusetts |
| 58 | Edward J. Noonan | 38 | Head | Fireman | Massachusetts |
| 59 | Gertrude R. Noonan | 34 | Wife | — | Massachusetts |
| 60 | Edward F. Noonan | 14 | Son | — | Massachusetts |
| 61 | Clare A. Noonan | 13 | Daughter | — | Massachusetts |
| 62 | Joseph Noonan | 11 | Son | — | Massachusetts |
| 63 | Paul Noonan | 7 | Son | — | Massachusetts |
| 64 | John J. Sullivan | 53 | Head | Plumber | Massachusetts |
| 65 | Mary H. Sullivan | 51 | Wife | — | Massachusetts |
| 66 | Joseph Sullivan | 21 | Son | Tin Knocker | Massachusetts |
| 67 | Richard Sullivan | 17 | Son | New Worker | Massachusetts |
| 68 | Timothy Sullivan | 15 | Son | — | Massachusetts |
| 69 | John W. Lane | 61 | Head | — | Massachusetts |
| 70 | Julia E. Lane | 58 | Wife | — | Massachusetts |
| 71 | John W. Jr. Lane | 25 | Son | Undertaker | Massachusetts |
| 72 | Eugene S. Lane | 22 | Son | Undertaker | Massachusetts |
| 73 | Robert E. Lane THIS PERSON | 20 | Son | Undertaker | Massachusetts |
| 74 | Mary Monahan | 76 | Head | — | Irish Free State |
| 75 | Edward L. Monahan | 41 | Son | Electrician | Massachusetts |
| 76 | Frank J. Dabin | 45 | Son-in-law | Clerk | Massachusetts |
| 77 | Katherine T. Dabin | 44 | Daughter | — | Massachusetts |
| 78 | John Tansey | 71 | Head | — | Irish Free State |
| 79 | Francis Tansey | 32 | Son | Chauffeur | Massachusetts |
| 80 | Frances Tansey | 36 | Daughter-in-law | — | New York |
Pedigree Summary
Robert + 2 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)