WA
William Anderson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this William Anderson across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Nathan & William — first a son (b.~1900), then head of a 7-person household.
Age 20
b. ~1900
Male
Son
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Anderson |
| Given Name | William R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Painter |
| Industry | Painting Plant |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Painter |
| Township / Ward | Cambridge City |
| Est. Birth Year | ~1900 |
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 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Ruth Anderson | Daughter | — | 16 | ~1904 |
| William Anderson | Head | — | 44 | ~1876 |
| Charles Anderson | Son | — | 6 | ~1914 |
| William Anderson | Son | — | 20 | ~1900 |
| Thomas Anderson | Son | — | 14 | ~1906 |
| Leo Anderson | Son | — | 18 | ~1902 |
| Mary Anderson | Spouse | — | 42 | ~1878 |
Census Appearances
1900
Middlesex, Massachusetts
Son, age 1
Middlesex, Massachusetts · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | Oct |
| Birth Year | 1899 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Middlesex, Massachusetts
Son, age 10
Middlesex, Massachusetts · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | William R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 20
Middlesex, Massachusetts · implied b. ~1900 — 7 household members
| Surname | Anderson |
| Given Name | William R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Painter |
| Industry | Painting Plant |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 William Anderson across 3 US Census years (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father Nathan Anderson (~0.92 confidence) and father William Anderson (~0.92 confidence) and father William Anderson (~0.92 confidence) and mother Jane Anderson (~0.92 confidence) and mother Mary Anderson (~0.92 confidence) and mother Jane Anderson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Nathan Anderson
b. ~1874
Source father
● Household
· direct · ~0.92
Father
William Anderson
b. ~1876
Source father
● Household
· direct · ~0.92
Father
William Anderson
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Jane Anderson
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Mary Anderson
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Jane Anderson
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Anderson
Son · 1920 · age 20 · b. ~1900 · Massachusetts
★ You are viewing this record
Sibling
Charles Anderson
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Anderson
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Anderson
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Anderson
Sibling · 1920 · age 16
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
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:1920:14thcensusofpopu707unit:1178)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Florence Bushee | 31 | Head | Knitter | Vermont |
| 52 | James Bushee | 12 | Son | — | Vermont |
| 53 | Florence Bushee | 9 | Daughter | — | Vermont |
| 54 | Vernon Bushee | 5 | Son | — | Vermont |
| 55 | Walter Tucker | 11 | Boarder | — | Massachusetts |
| 56 | Paul Tucker | 35 | Boarder | — | Canada |
| 57 | Milo Burk | 29 | Head | Laborer | Ireland |
| 58 | Catherine Burk | 30 | Wife | Laborer | Ireland |
| 59 | James Lemont | 33 | Head | Engineer | Scotland |
| 60 | Lillian Lemont | 23 | Wife | — | Massachusetts |
| 61 | Wallace J. Lemont | 3 | Son | — | Massachusetts |
| 62 | Arthur J. Lemont | 2 | Son | — | Massachusetts |
| 63 | John Lemont | 1 | Son | — | Massachusetts |
| 64 | John Walsh | 38 | Head | Machinist | Massachusetts |
| 65 | Isabella Walsh | 30 | Wife | — | Massachusetts |
| 66 | John Walsh | 9 | Son | — | Massachusetts |
| 67 | Irene Walsh | 7 | Daughter | — | Massachusetts |
| 68 | Ann Powell | 65 | Head | — | Canada |
| 69 | Joseph Powell | 30 | Son | Fireman | Massachusetts |
| 70 | Joseph Williamson | 21 | Head | Printer | England |
| 71 | Mary Williamson | 21 | Wife | — | Maryland |
| 72 | Benny Brennan | 40 | Head | Fireman | Ireland |
| 73 | Noah Brennan | 33 | Wife | — | Ireland |
| 74 | Anna Brennan | 14 | Daughter | — | Massachusetts |
| 75 | Daniel Brennan | 12 | Son | — | Massachusetts |
| 76 | Edward Holland | 4 | Boarder | — | New Hampshire |
| 77 | Nellie J. Ross | 51 | Head | — | Massachusetts |
| 78 | John Ross | 17 | Son | Salesman | Massachusetts |
| 79 | Helen Ross | 13 | Daughter | — | New York |
| 80 | Mary Ross | 7 | Daughter | — | Massachusetts |
| 81 | William F. Hallisey | 22 | Head | Maker | Massachusetts |
| 82 | Florence Hallisey | 20 | Wife | — | Massachusetts |
| 83 | William Hallisey | 2 | Son | — | Massachusetts |
| 84 | Theresa Hallisey | 0 | Daughter | — | Massachusetts |
| 85 | Catherine Caldwell | 54 | Head | — | Canada |
| 86 | Leo F. Caldwell | 22 | Son | Manager | Massachusetts |
| 87 | Mary C. Caldwell | 19 | Daughter | — | Massachusetts |
| 88 | George Standbury | 35 | Head | Binder | Massachusetts |
| 89 | Bertha Standbury | 28 | Wife | — | Massachusetts |
| 90 | George W. Standbury | 1 | Daughter | — | Massachusetts |
| 91 | William T. Anderson | 44 | Head | Cabinet Maker | Massachusetts |
| 92 | Mary Anderson | 42 | Wife | — | Massachusetts |
| 93 | William R. Anderson THIS PERSON | 20 | Son | Painter | Massachusetts |
| 94 | Leo Anderson | 18 | Son | Driver | Massachusetts |
| 95 | Ruth Anderson | 16 | Daughter | — | Massachusetts |
| 96 | Thomas H. Anderson | 14 | Son | — | Massachusetts |
| 97 | Charles P. Anderson | 6 | Son | — | Massachusetts |
| 98 | George Lindsay | 30 | Head | Clerk | Massachusetts |
| 99 | Mary Lindsay | 30 | Wife | — | Massachusetts |
| 100 | Sarah J. Lindsay | 1 | Daughter | — | Massachusetts |
Pedigree Summary
William + 4 siblings
Gen 1 · 6 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)