JW
John Wallace — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this John Wallace across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents George & Alexander — first a head (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Wallace |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Meat Cutter |
| Industry | Butcher Shop |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 1250 |
| Highest Grade | H-1 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Meat Cutter |
| Township / Ward | Medford City |
| Est. Birth Year | ~1908 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Marylin Wallace | Daughter | — | 5 | ~1935 |
| John Wallace | Head | — | 32 | ~1908 |
| John Wallace | Son | — | 7 | ~1933 |
| Margaret Wallace | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 12
Middlesex, Massachusetts · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallace |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 22
Middlesex, Massachusetts · implied b. ~1908 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallace |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Meatcutter |
| Industry | Market |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 32
Middlesex-County, Massachusetts · implied b. ~1908 — 4 household members
| Surname | Wallace |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Occupation | Meat Cutter |
| Industry | Butcher Shop |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 1250 |
| Highest Grade | H-1 |
| 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 Wallace across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Biscoe (~0.92 confidence) and father Alexander Wallace (~0.92 confidence) and mother Elizabeth Wallace (~0.92 confidence) and mother Anna Biscoe (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Biscoe
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Alexander Wallace
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Wallace
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Anna Biscoe
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Wallace
Head · 1940 · age 32 · b. ~1908 · 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 — 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-t0627-01612-00124)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles H. Corliss | 20 | Son | — | Massachusetts |
| 2 | Harry Schooley | 62 | Head | Accountant | St. Kitts, B.W.I. |
| 3 | Sara L. Schooley | 59 | Wife | — | Massachusetts |
| 4 | Dorothy E. Schooley | 23 | Daughter | Secretary | Massachusetts |
| 5 | Charles Michigan | 48 | Head | Barber | Turkey |
| 6 | Serinouh Michigan | 35 | Wife | — | Turkey |
| 7 | Gertrude Michigan | 12 | Daughter | — | Massachusetts |
| 8 | Edward Michigan | 10 | Son | — | Massachusetts |
| 9 | Ernest T. Macnutt | 45 | Head | Stair Builder | England |
| 10 | Willena S. Macnutt | 46 | Wife | — | Massachusetts |
| 11 | Barbara Macnutt | 12 | Daughter | — | Massachusetts |
| 12 | Paul A. Berry | 27 | Head | Clerk | Maine |
| 13 | Margaret E. Berry | 23 | Wife | Clerk | Massachusetts |
| 14 | George F. Mahoney | 35 | Head | Truck Driver | Massachusetts |
| 15 | Caroline C. Mahoney | 30 | Wife | Bookkeeper | Massachusetts |
| 16 | James Mulvee | 70 | Father | — | Massachusetts |
| 17 | Mary E. Mulvee | 65 | Mother | — | Massachusetts |
| 18 | James J. Mulvee | 24 | Brother | Truck Driver | Massachusetts |
| 19 | John Wallace THIS PERSON | 32 | Head | Meat Cutter | Massachusetts |
| 20 | Margaret M. Wallace | 30 | Wife | — | Massachusetts |
| 21 | John A. Wallace | 7 | Son | — | Massachusetts |
| 22 | Marylin A. Wallace | 5 | Daughter | — | Massachusetts |
| 23 | Alphonse T. La France | 54 | Head | Maintenance | France |
| 24 | Laura E. La France | 55 | Daughter | — | Maine |
| 25 | Walter F. Emery | 68 | Head | — | Massachusetts |
| 26 | Flora M. Emery | 69 | Wife | — | Massachusetts |
| 27 | George W. Bailey | 41 | Son-in-law | Footheeler | England |
| 28 | Marion L. Bailey | 33 | Wife | — | Massachusetts |
| 29 | Frank H. Lane | 39 | Head | Secretary | Massachusetts |
| 30 | Catherine T. Lane | 32 | Wife | — | Massachusetts |
| 31 | Francis Lane | 7 | Son | — | Massachusetts |
| 32 | Shirley Lane | 4 | Daughter | — | Massachusetts |
| 33 | Robert Lane | 1 | Son | — | Massachusetts |
| 34 | Joseph K. Dean | 47 | Head | Builder | Massachusetts |
| 35 | Helen R. Dean | 36 | Wife | — | England |
| 36 | Joan K. Dean | 23 | Daughter | — | Massachusetts |
| 37 | Agnes Barron | 55 | Sister | Seamstress | Canada |
| 38 | J. Allen Riley | 39 | Head | Salesman | Alaska |
| 39 | Elena H. Riley | 39 | Wife | — | Maine |
| 40 | Louise N. Riley | 12 | Daughter | — | Massachusetts |
Pedigree Summary
John
Gen 1 · 4 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)