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John Egan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this John Egan across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Agnes & Sarah — first a son (b.~1905), then head of a 6-person household.
Age 35
b. ~1905
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Egan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Laborer |
| Industry | W. P. A. Project |
| Class of Worker | GW |
| Hours Worked | 52 |
| Income (1939) | 252 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laborer |
| Township / Ward | Cambridge |
| Est. Birth Year | ~1905 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Joseph Connors | Other | — | 45 | ~1895 |
| John Egan | Son | — | 35 | ~1905 |
| Timothy Sullivan | Other | — | 37 | ~1903 |
| Thomas Egan | Son | — | 32 | ~1908 |
| Sarah Egan | Head | — | 66 | ~1874 |
| Theodore Mckinley | Other | — | 34 | ~1906 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 16
Middlesex, Massachusetts · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Egan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Feeder |
| Industry | Printing Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 27
Middlesex, Massachusetts · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Egan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Laborer |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 35
Middlesex-County, Massachusetts · implied b. ~1905 — 6 household members
| Surname | Egan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Occupation | Laborer |
| Industry | W. P. A. Project |
| Class of Worker | GW |
| Hours Worked | 52 |
| Income (1939) | 252 |
| Highest Grade | No 8 |
| 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 John Egan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Agnes Egan (~0.92 confidence) and mother Sarah Egan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Agnes Egan
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Sarah Egan
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Egan
Son · 1940 · age 35 · b. ~1905 · Massachusetts
★ You are viewing this record
Sibling
Thomas Egan
Sibling · 1940 · age 32
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-t0627-01684-00288)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Franklin Savoy | 31 | Lodger | Crew Man | Massachusetts |
| 42 | Kathaleen Savoy | 30 | Lodger-Wife | Nurse | Massachusetts |
| 43 | Charles A. Lee | 54 | Lodger | Laborer | New York |
| 44 | George Miller | 27 | Lodger | Shipper | Missouri |
| 45 | Connie Handley | 41 | Lodger | Stitcher | Canada Eng |
| 46 | Herbert Edwards | 68 | Lodger | Machinist Helper | New York |
| 47 | John Lyons | 39 | Head | Train Table Master | England |
| 48 | Muriel Lyons | 35 | Wife | Housework | Canada Eng |
| 49 | Elsie Lyons | 12 | Daughter | — | Massachusetts |
| 50 | Augusta B. Hanson | 55 | Lodger | Carpenter | Maine |
| 51 | William P. Sheehan | 40 | Lodger | — | Massachusetts |
| 52 | Ralph Fazzell | 41 | Lodger | Taxi Driver | Canada Eng |
| 53 | Catherine Chambley | 20 | Lodger | — | Ireland |
| 54 | Maud Knight | 55 | Lodger | — | Pennsylvania |
| 55 | Arthur Jefferson | 40 | Lodger | Laborer | Eire |
| 56 | Blanche Hanson | 53 | Lodger | — | Canada Eng |
| 57 | Isaac D. Seeley | 58 | Head | Janitor | Canada Eng |
| 58 | Evelyn D. Seeley | 58 | Wife | — | Canada Eng |
| 59 | Salome A. Seeley | 27 | Daughter | — | Canada Eng |
| 60 | Sarah Seeley | 86 | Mother-in-law | Hostess | Canada Eng |
| 61 | Albert Hagg | 43 | Lodger | Painter | Massachusetts |
| 62 | George Chamberlain | 48 | Lodger | Liner | Massachusetts |
| 63 | Sarah J. Egan | 66 | Head | Housework | Canada Eng |
| 64 | John Egan THIS PERSON | 35 | Son | Laborer | Massachusetts |
| 65 | Thomas Egan | 32 | Son | Iron Worker | Massachusetts |
| 66 | Theodore Mckinley | 34 | Lodger | Laborer | Massachusetts |
| 67 | Timothy Sullivan | 37 | Lodger | Barber | Massachusetts |
| 68 | Joseph Connors | 45 | Lodger | Laborer | Massachusetts |
| 69 | Adolphus Prescott | 65 | Head | — | New York |
| 70 | Charles Munsbach | 48 | Lodger | Painter | Massachusetts |
| 71 | Ronald Phillips | 31 | Lodger | Body Builder | Newfoundland |
| 72 | Josephine Metra | 25 | Lodger | Shoe Worker | Massachusetts |
| 73 | Joseph R. Lunney | 22 | Head | Iron Man | Massachusetts |
| 74 | Ethel Lunney | 20 | Wife | Bundle Girl | Massachusetts |
| 75 | Joseph Lunney | 0 | Son | — | Massachusetts |
| 76 | Lillian Merithew | 45 | Head | Cleaning | England |
| 77 | George Merithew | 25 | Son | — | Massachusetts |
| 78 | Mary Kilcoyne | 42 | Head | Housework | Scotland |
| 79 | Patricia Kilcoyne | 10 | Daughter | — | Cleveland |
| 80 | Thomas Kilcoyne | 8 | Son | — | Cleveland |
Pedigree Summary
John + 1 sibling
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)