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John Keating — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this John Keating across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Keating |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Wilmington |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Arlington |
| Est. Birth Year | ~1928 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Edward Keating | Son | — | 16 | ~1924 |
| Edward Keating | Head | — | 43 | ~1897 |
| Margaret Keating | Spouse | — | 39 | ~1901 |
| Robert Keating | Son | — | 11 | ~1929 |
| Helen Keating | Daughter | — | 18 | ~1922 |
| Henry Keating | Son | — | 21 | ~1919 |
| John Keating | Son | — | 12 | ~1928 |
| Richard Keating | Son | — | 14 | ~1926 |
| Mary Keating | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Norfolk, Massachusetts
Son, age 1
Norfolk, Massachusetts · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keating |
| Given Name | John S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Irish Free State |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 12
Middlesex-County, Massachusetts · implied b. ~1928 — 9 household members
| Surname | Keating |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Wilmington |
| 1935 Residence (County) | Middlesex |
| Highest Grade | 6 |
| 1935 Residence | Massachusetts |
| 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 Keating across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Keating
Son · 1940 · age 12 · b. ~1928 · Massachusetts
★ You are viewing this record
Sibling
Richard Keating
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Keating
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Keating
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Keating
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Keating
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Keating
Sibling · 1940 · age 21
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-t0627-01601-00248)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary J Stanbury | 34 | Wife | Home | Massachusetts |
| 42 | Ann M Stanbury | 15 | Daughter | — | Massachusetts |
| 43 | Elizabeth Stanbury | 13 | Daughter | — | Massachusetts |
| 44 | Arthur Stanbury | 6 | Son | — | Massachusetts |
| 45 | Albert A Mcmanus | 66 | Head | H | Massachusetts |
| 46 | Christina Mcmanus | 67 | Wife | H | Nova Scotia |
| 47 | Albert E Mcmanus | 28 | Son | Laborer | Massachusetts |
| 48 | Edward J Keating | 43 | Head | Truck Driver | Massachusetts |
| 49 | Margaret Keating | 39 | Wife | H | Massachusetts |
| 50 | Henry Keating | 21 | Son | New Washer | Massachusetts |
| 51 | Helen Keating | 18 | Daughter | Sewing Proj | Massachusetts |
| 52 | Edward Keating | 16 | Son | — | Massachusetts |
| 53 | Mary Keating | 15 | Daughter | — | Massachusetts |
| 54 | Richard Keating | 14 | Son | — | Massachusetts |
| 55 | John Keating THIS PERSON | 12 | Son | — | Massachusetts |
| 56 | Robert Keating | 11 | Son | — | Massachusetts |
| 57 | Thomas F Connelly | 64 | Head | Laborer | Massachusetts |
| 58 | Julia Connelly | 66 | Wife | H | Ireland |
| 59 | Joseph Rogers | 50 | Head | Mechanic | New Mexico |
| 60 | Mary A Rogers | 49 | Wife | H | Massachusetts |
| 61 | Joseph R Rogers | 21 | Son | — | Massachusetts |
| 62 | Patrick Donnelly | 39 | Head | Senior Clerk | Massachusetts |
| 63 | Mary Alice Donnelly | 41 | Wife | H | Massachusetts |
| 64 | Thomas P Donnelly | 14 | Son | — | Massachusetts |
| 65 | John Donnelly | 9 | Son | — | Massachusetts |
| 66 | John Donahue | 63 | Head | Laborer | Massachusetts |
| 67 | Elizabeth Donahue | 43 | Wife | H | Massachusetts |
| 68 | Helen Donahue | 22 | Daughter | H | Massachusetts |
| 69 | Ruth Donahue | 20 | Daughter | Secretary | Massachusetts |
| 70 | Mary Donahue | 16 | Daughter | — | Massachusetts |
| 71 | Mary A Dickson | 63 | Head | H | Massachusetts |
| 72 | Frederick A Dickson | 28 | Son | Truck Driver | Massachusetts |
| 73 | Anna E Dickson | 23 | Daughter | Stenographer | Massachusetts |
| 74 | David J Ahern | 29 | Son-in-law | Truck Driver | Massachusetts |
| 75 | Helen Ahern | 25 | Wife | H | Massachusetts |
| 76 | Daniel J Sullivan | 61 | Head | Letter Carrier | Massachusetts |
| 77 | Florence Sullivan | 58 | Wife | H | Massachusetts |
| 78 | Maurice B Soper | 44 | Head | Boiler Room | Massachusetts |
| 79 | Beulah Soper | 39 | Wife | H | Massachusetts |
| 80 | Carlton F Hiswell | 32 | Head | Inspector | Maine |
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)