JM
John Monroe — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this John Monroe across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 7-person household.
Age 55
b. ~1885
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Monroe |
| Given Name | John S |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Andover town |
| 1935 Residence (County) | Essex |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Pressman |
| Industry | Rubber Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Pressman |
| Township / Ward | Andover Town |
| Est. Birth Year | ~1885 |
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 |
|---|---|---|---|---|
| William Monroe | Son | — | 14 | ~1926 |
| Barbara Monroe | Daughter | — | 12 | ~1928 |
| Dorothy Monroe | Daughter | — | 19 | ~1921 |
| Jessie Monroe | Spouse | — | 53 | ~1887 |
| Gladys Monroe | Daughter | — | 15 | ~1925 |
| John Monroe | Son | — | 22 | ~1918 |
| John Monroe | Head | — | 55 | ~1885 |
Census Appearances
1930
Essex, Massachusetts
Head, age 45
Essex, Massachusetts · implied b. ~1885 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Munro |
| Given Name | John S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Age at First Marriage | 21 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Rubber worker |
| Industry | Rubber shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 3200 |
| Radio Set | R |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Essex-County, Massachusetts
Head, age 55
Essex-County, Massachusetts · implied b. ~1885 — 7 household members
| Surname | Monroe |
| Given Name | John S |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Andover town |
| 1935 Residence (County) | Essex |
| Naturalization Status | Naturalized |
| Occupation | Pressman |
| Industry | Rubber Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Monroe across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Monroe
Head · 1940 · age 55 · b. ~1885 · Massachusetts
★ 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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01577-00541)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Louis J Madritza | 30 | Head | Driller | Mass |
| 42 | Helen F Madritza | 33 | Wife | — | Mass |
| 43 | Helen Mary Madritza | 3 | Daughter | — | Mass |
| 44 | Gale F Madritza | 1 | Daughter | — | Mass |
| 45 | Walter H Baker | 37 | Head | Foreman | Mass |
| 46 | Hazel G Baker | 37 | Wife | — | Canada |
| 47 | Walter W Baker | 11 | Son | — | Mass |
| 48 | Mary A Baker | 13 | Daughter | — | Mass |
| 49 | Hazel F Baker | 10 | Daughter | — | Mass |
| 50 | Peter Campbell | 45 | Head | Finisher | Scotland |
| 51 | Ida M Campbell | 44 | Wife | Feeder | Scotland |
| 52 | Joan F Campbell | 22 | Daughter | Waitress | Mass |
| 53 | Elizabeth L Campbell | 19 | Daughter | — | Mass |
| 54 | Margaret A Campbell | 8 | Daughter | — | Mass |
| 55 | William J Snyder | 34 | Head | Janitor | New Jersey |
| 56 | Mary C Snyder | 40 | Wife | Drawing-In | Scotland |
| 57 | Emma C Snyder | 17 | Daughter | — | Mass |
| 58 | Elizabeth Snyder | 10 | Daughter | — | Mass |
| 59 | John S Monroe THIS PERSON | 55 | Head | Pressman | Scotland |
| 60 | Jessie R Monroe | 53 | Wife | — | Scotland |
| 61 | John S Monroe | 22 | Son | Haster | Mass |
| 62 | William L Monroe | 14 | Son | — | Mass |
| 63 | Dorothy Monroe | 19 | Daughter | Waitress | Mass |
| 64 | Gladys Monroe | 15 | Daughter | — | Mass |
| 65 | Barbara Monroe | 12 | Daughter | — | Mass |
| 66 | Robert J Carmine | 60 | Head | Caretaker | England |
| 67 | Margaret B Carmine | 59 | Wife | — | Scotland |
| 68 | Christina T Carmine | 32 | Daughter | Cutter | Mass |
| 69 | Evelyn R Carmine | 24 | Daughter | House Maid | Mass |
| 70 | Edward Vannett | 45 | Head | Truck Driver | Scotland |
| 71 | Elizabeth Vannett | 18 | Daughter | Iron Worker | Massachusetts |
| 72 | William H Lindsay | 58 | Lodger | Clerk | Scotland |
| 73 | John M Caldwell | 34 | Head | Salesman | Scotland |
| 74 | Mary E Caldwell | 38 | Wife | — | Massachusetts |
| 75 | John B Caldwell | 7 | Son | — | Massachusetts |
| 76 | Fredrick D Scott | 38 | Head | Presser | Scotland |
| 77 | Jessie R Scott | 37 | Wife | — | Scotland |
| 78 | Freda E Scott | 14 | Daughter | Clerk | Scotland |
| 79 | John A Green | 38 | Head | Laborer | Massachusetts |
| 80 | Kathryn Green | 33 | Wife | Angler | Massachusetts |
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)