MW
Mary Williams — 1930 US Census Record
Model Tree available1930 United States Federal Census · Washington, Vermont
Our Model Tree links this Mary Williams across the 1900, 1910, 1920 and 1930 US Censuses in Washington, Vermont (XGBoost, ~Confirmed), with identified parents Albert & Ellen — first a spouse (b.~1878), then head of a 5-person household.
Age 52
b. ~1878
Female
Spouse
Born: Vermont
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Washington, Vermont |
| Surname | Williams |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Vermont |
| Age at First Marriage | 20 |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
| Township / Ward | Berlin Town |
| Est. Birth Year | ~1878 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Williams | Daughter | — | 14 | ~1916 |
| George Williams | Head | — | 54 | ~1876 |
| M Williams | Son | — | 19 | ~1911 |
| Daniel Williams | Son | — | 25 | ~1905 |
| Mary Williams | Spouse | — | 52 | ~1878 |
Census Appearances
1900
Washington, Vermont
Daughter, age 23
Washington, Vermont · implied b. ~1877 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Vermont |
| Birth Month | Oct |
| Birth Year | 1877 |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1910
Washington, Vermont
Spouse, age 32
Washington, Vermont · implied b. ~1878 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Vermont |
| Years Married | 12 |
| Children Born | 1 |
| Children Living | 1 |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1920
Washington, Vermont
Spouse, age 42
Washington, Vermont · implied b. ~1878 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mae L |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Vermont |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Occupation | Assistant |
| Industry | Post Office |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1930
Washington, Vermont
Spouse, age 52
Washington, Vermont · implied b. ~1878 — 5 household members
| Surname | Williams |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Vermont |
| Age at First Marriage | 20 |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Can Read/Write | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
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 Mary Williams across 4 US Census years (1900, 1910, 1920 and 1930) in Washington, Vermont, using XGBoost record linkage. Identified parents: father Albert Williams (~0.92 confidence) and mother Ellen Williams (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Williams
b. ~1845
Source father
● Household
· direct · ~0.92
Mother
Ellen Williams
b. ~1842
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Williams
Spouse · 1930 · age 52 · b. ~1878 · Vermont
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Washington, Vermont
Open full size
1930 US Federal Census — Washington, Vermont
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2431unit:0352)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Thelma S Dumas | 5 | Boarder | — | Vermont |
| 52 | Alice Strong | 24 | Head | Phone Caller | Vermont |
| 53 | Ruth Strong | 30 | Wife | — | Vermont |
| 54 | Alice Strong | 4 | Daughter | — | Vermont |
| 55 | Daphne J Strong | 2 | Daughter | — | Vermont |
| 56 | Frank L Grover | 41 | Head | Farmer | Vermont |
| 57 | Elizabeth G Grover | 38 | Wife | — | Vermont |
| 58 | Eleanor L Grover | 14 | Son | — | Vermont |
| 59 | Mildred M Grover | 12 | Daughter | — | Vermont |
| 60 | John H Grover | 46 | Brother | Laborer | Vermont |
| 61 | Elizabeth H Grover | 16 | Niece | — | Vermont |
| 62 | Alice L Grover | 11 | Niece | — | Vermont |
| 63 | Frank L Grover | 23 | Nephew | Teacher | Vermont |
| 64 | Clyde Dailey | 46 | Head | Farmer | Vermont |
| 65 | Minnie Dailey | 53 | Housekeeper | Housekeeper | New York |
| 66 | George H Williams | 54 | Head | Farmer | Vermont |
| 67 | Mary E Williams THIS PERSON | 52 | Wife | — | Vermont |
| 68 | Daniel E Williams | 25 | Son | Laborer | Vermont |
| 69 | M. Kendall Williams | 19 | Son | Laborer | Vermont |
| 70 | Mary Ellen Williams | 14 | Daughter | — | Vermont |
| 71 | Ray H Lester | 40 | Head | Laborer | Vermont |
| 72 | Sarah Lester | 39 | Wife | — | Vermont |
| 73 | Leo Lester | 12 | Son | — | Vermont |
| 74 | June S Lester | 2 | Daughter | — | Vermont |
| 75 | Dunbar D Slack | 61 | Head | Farmer | Vermont |
| 76 | Henrietta S Slack | 53 | Wife | — | Vermont |
| 77 | Mildred M Strong | 23 | Step-daughter | Enumerator | Vermont |
| 78 | William H Slack | 89 | Father | — | Vermont |
| 79 | Kenneth F Strong | 29 | Head | Farmer | Vermont |
| 80 | Eleanor A Strong | 28 | Wife | — | Connecticut |
| 81 | Rhoda A Strong | 5 | Daughter | — | Vermont |
| 82 | Albert G Strong | 2 | Son | — | Vermont |
| 83 | Georgia L. G. Strong | 52 | Mother | Housekeeper | New Hampshire |
| 84 | Arthur J Larose | 38 | Head | Farmer | Canada-French |
| 85 | Catherine M Larose | 37 | Wife | — | Vermont |
| 86 | Donald J Larose | 17 | Son | — | Vermont |
| 87 | Marion E Larose | 16 | Son | — | Vermont |
| 88 | Henry Larose | 29 | Brother | Laborer | Canada-French |
| 89 | Lizzie M Hobart | 71 | Head | — | Vermont |
| 90 | Bert L Andrews | 55 | Boarder | Laborer | Vermont |
| 91 | Alice E Beach | 62 | Boarder | Housekeeper | Vermont |
| 92 | Andrew S Easton | 44 | Head | Farmer | Vermont |
| 93 | Ray A Easton | 14 | Son | Laborer | Vermont |
| 94 | Mary E Easton | 15 | Daughter | — | Massachusetts |
| 95 | Dorothy E Easton | 13 | Daughter | — | Vermont |
| 96 | Raymond C Easton | 3 | Son | — | Vermont |
| 97 | Samuel H Larose | 48 | Head | Farmer | Vermont |
| 98 | Lottie Larose | 46 | Wife | — | Vermont |
| 99 | Arthur Larose | 22 | Son | Laborer | Vermont |
| 100 | Paul Larose | 16 | Son | — | Vermont |
Pedigree Summary
Mary
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)