JC
John Clifford — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this John Clifford across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a son (b.~1909), then head of a 5-person household.
Age 31
b. ~1909
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Clifford |
| Given Name | John C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Methuen |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Salesman |
| Industry | Ice Cream Co. |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1500 |
| Highest Grade | C 4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Salesman |
| Township / Ward | Methuen |
| Est. Birth Year | ~1909 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Mary Clifford | Spouse | — | 57 | ~1883 |
| Charles Clifford | Son | — | 24 | ~1916 |
| Catherine Mcdonnell | Other | — | 70 | ~1870 |
| Charles Clifford | Head | — | 57 | ~1883 |
| John Clifford | Son | — | 31 | ~1909 |
Census Appearances
1920
Essex, Massachusetts
Son, age 11
Essex, Massachusetts · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clafford |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Son, age 21
Essex, Massachusetts · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clifford |
| Given Name | John G. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Son, age 31
Essex-County, Massachusetts · implied b. ~1909 — 5 household members
| Surname | Clifford |
| Given Name | John C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Methuen |
| 1935 Residence (County) | Essex |
| Occupation | Salesman |
| Industry | Ice Cream Co. |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1500 |
| Highest Grade | C 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 Clifford across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Clifford (~0.92 confidence) and father Charles Clifford (~0.92 confidence) and father Charles Clafford (~0.92 confidence) and mother Mary Clifford (~0.92 confidence) and mother Mary Clafford (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Clifford
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Charles Clifford
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Charles Clafford
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Mary Clifford
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Mary Clafford
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Clifford
Son · 1940 · age 31 · b. ~1909 · Massachusetts
★ You are viewing this record
Sibling
Charles Clifford
Sibling · 1940 · age 24
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 — 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-t0627-01586-00469)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alice C Hume | 21 | Daughter | — | Massachusetts |
| 42 | Robert P Hume | 19 | Son | — | Massachusetts |
| 43 | George F Hart | 59 | Head | — | England |
| 44 | Rose V Hart | 61 | Wife | — | Massachusetts |
| 45 | George A Hart | 39 | Son | Store Manager | Massachusetts |
| 46 | Walter V Hart | 36 | Son | Manager | Massachusetts |
| 47 | Joseph C. O. Bourque | 42 | Head | Proprietor | Massachusetts |
| 48 | Eva B Bourque | 41 | Wife | — | Massachusetts |
| 49 | Virginia G Bourque | 8 | Daughter | — | Massachusetts |
| 50 | Joseph C. Jr. Bourque | 5 | Son | — | Massachusetts |
| 51 | Harriet Layeux | 24 | Maid | Maid | Nova Scotia |
| 52 | Anna M Ingle | 49 | Head | — | Massachusetts |
| 53 | Robert D Ingle | 17 | Son | — | Massachusetts |
| 54 | Harry S Binns | 48 | Head | Proprietor | England |
| 55 | Florence E Binns | 45 | Wife | — | England |
| 56 | Ronald H Binns | 16 | Son | — | Massachusetts |
| 57 | Thomas F Gallagher | 38 | Head | Manager | Massachusetts |
| 58 | Marjorie F Gallagher | 28 | Wife | — | Massachusetts |
| 59 | John F Callahan | 40 | Head | Electrician | Massachusetts |
| 60 | Helen B Callahan | 34 | Wife | Cashier | Massachusetts |
| 61 | Nellie Callahan | 70 | Mother | Drawing Hand | Irish Free State |
| 62 | Charles A Clifford | 57 | Head | Attorney At Law | Massachusetts |
| 63 | Mary G Clifford | 57 | Wife | — | Maine |
| 64 | John C Clifford THIS PERSON | 31 | Son | Salesman | Massachusetts |
| 65 | Charles A Jr Clifford | 24 | Son | — | Massachusetts |
| 66 | Catherine Mcdonnell | 70 | Housekeeper | Housekeeper | Irish Free State |
| 67 | Layola D Holihan | 63 | Head | — | Massachusetts |
| 68 | Mary Holihan | 27 | Daughter | Secretary | Massachusetts |
| 69 | Layola C Holihan | 23 | Daughter | Teacher | Massachusetts |
| 70 | Mary Murphy | 35 | Servant | Domestic Servant | Irish Free State |
| 71 | — | None | — | — | — |
| 72 | John S Cavanaugh | 42 | Head | Herdsman | Massachusetts |
| 73 | Bertha Cavanaugh | 37 | Wife | — | Massachusetts |
| 74 | Ruth E Cavanaugh | 18 | Daughter | — | Massachusetts |
| 75 | Corinne R Cavanaugh | 8 | Daughter | — | Massachusetts |
| 76 | William Munro | 57 | Head | Manager | Scotland |
| 77 | Annette Munro | 57 | Wife | — | Sweden |
| 78 | Margaret M Munro | 29 | Daughter | Secretary | Massachusetts |
| 79 | Benjamin A Rowland | 30 | Head | Bank Clerk | Pennsylvania |
| 80 | Sara Rowland | 29 | Wife | — | Massachusetts |
Related Census Records
Pedigree Summary
John + 1 sibling
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)