JA
John Alexander — 1920 US Census Record
Model Tree available1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this John Alexander across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents William & Mary — first a son (b.~1895), then head of a 3-person household.
Age 25
b. ~1895
Male
Son
Born: Ohio
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Alexander |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Occupation | Laborer |
| Industry | Garage |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Laborer |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1895 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| William Alexander | Head | — | 65 | ~1855 |
| John Alexander | Son | — | 25 | ~1895 |
| Mary Alexander | Spouse | — | 62 | ~1858 |
Census Appearances
1900
Middlesex, Massachusetts
Son, age 6
Middlesex, Massachusetts · implied b. ~1894 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Birth Month | Oct |
| Birth Year | 1894 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1910
Middlesex, Massachusetts
Son, age 16
Middlesex, Massachusetts · implied b. ~1894 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Dryer |
| Industry | Bleachery |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Middlesex, Massachusetts
Son, age 25
Middlesex, Massachusetts · implied b. ~1895 — 3 household members
| Surname | Alexander |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Laborer |
| Industry | Garage |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Alexander across 3 US Census years (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father William Alexander (~0.92 confidence) and mother Mary Alexander (~0.92 confidence) and mother Mary Alexander (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Alexander
b. ~1855
Source father
● Household
· direct · ~0.92
Mother
Mary Alexander
b. ~1856
Source mother
● Household
· direct · ~0.92
Mother
Mary Alexander
b. ~1858
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Alexander
Son · 1920 · age 25 · b. ~1895 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Middlesex, Massachusetts
Open full size
1920 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu712unit:0906)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Martin F. Mcnally | 42 | Head | Fireman | Canada |
| 2 | Honora Mcnally | 42 | Wife | — | Canada |
| 3 | Walter E. Mcnally | 21 | Son | Painter | Canada |
| 4 | Martin J. Jr. Mcnally | 24 | Son | Painter | Massachusetts |
| 5 | Mary Agnes Mcnally | 20 | Daughter | Inspector | Massachusetts |
| 6 | James J. Mcnally | 18 | Son | Machinist | Massachusetts |
| 7 | Carl Erickson | 51 | Head | Driver | Sweden |
| 8 | Carlson Roberta Erickson | 37 | Wife | Finisher | Massachusetts |
| 9 | Isabella Swan | 53 | Head | Weaver | Massachusetts |
| 10 | Mary E. Swan | 27 | Daughter | Operative | Massachusetts |
| 11 | William J. Atkinson | 47 | Head | Dresser | England |
| 12 | Lizzie Atkinson | 47 | Wife | — | England |
| 13 | Doris Atkinson | 11 | Daughter | — | Massachusetts |
| 14 | Charles Widlund | 29 | Head | Weigher | Massachusetts |
| 15 | Margaret Widlund | 24 | Wife | Cloth Cutter | England |
| 16 | Emma Widlund | 69 | Mother | — | Sweden |
| 17 | Wilford H. Taylor | 29 | Head | Fixer | England |
| 18 | Mary Taylor | 28 | Wife | — | Massachusetts |
| 19 | Wilford J. Taylor | 3 | Son | — | Massachusetts |
| 20 | Catherine Taylor | 1 | Daughter | — | Massachusetts |
| 21 | Ellen Mcquade | 72 | Head | — | England |
| 22 | Mary C. Mcquade | 38 | Son | Clergyman | Massachusetts |
| 23 | Ellen Mcquade | 39 | Daughter | Helper | Massachusetts |
| 24 | Jessie Mcquade | 41 | Daughter | Helper | Massachusetts |
| 25 | Frederick Chappell | 26 | Head | Laborer | Massachusetts |
| 26 | Mary Chappell | 26 | Wife | — | Massachusetts |
| 27 | Anita Chappell | 5 | Daughter | — | Massachusetts |
| 28 | Herbert Ashton | 34 | Head | Collector | England |
| 29 | Bertha Ashton | 32 | Wife | — | England |
| 30 | Edna F. Ashton | 1 | Daughter | — | England |
| 31 | Mary Barker | 70 | Head | — | England |
| 32 | Maud Barker | 39 | Daughter | General Clerk | Massachusetts |
| 33 | Charles F. Welch | 33 | Head | Painter | Massachusetts |
| 34 | Roberta Welch | 28 | Wife | — | Massachusetts |
| 35 | Joseph Cis | 29 | Head | Machinist | Massachusetts |
| 36 | Clara Cis | 28 | Wife | — | Saxony |
| 37 | Doris Cis | 4 | Daughter | — | Massachusetts |
| 38 | Henry Hezekiah Pratt | 58 | Head | Weaver | England |
| 39 | Martha Pratt | 57 | Wife | — | England |
| 40 | Elizabeth Ober | 67 | Head | — | New Hampshire |
| 41 | Bertha Ober | 36 | Daughter | Order Clerk | Massachusetts |
| 42 | William Alexander | 65 | Head | Operative | Scotland |
| 43 | Mary Alexander | 62 | Wife | — | England |
| 44 | John J. Alexander THIS PERSON | 25 | Son | Laborer | Ohio |
| 45 | Albert J. Webster | 41 | Head | Brakeman | Canada |
| 46 | Helen Webster | 38 | Wife | — | New York |
| 47 | William Jones | 46 | Head | Dresser | England |
| 48 | Evelyn Jones | 46 | Wife | — | Canada |
| 49 | James Healey | 47 | Head | Rail Carrier | Ireland |
| 50 | Mary Healey | 39 | Wife | — | Massachusetts |
Pedigree Summary
John
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)