WS
William Simpson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Ramsey, Minnesota
Our Model Tree links this William Simpson across the 1920, 1930 and 1940 US Censuses in Ramsey, Minnesota (XGBoost, ~Confirmed), with identified parents James & A — first a son (b.~1911), then head of a 6-person household.
Age 19
b. ~1911
Male
Son
Born: Minnesota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Ramsey, Minnesota |
| Surname | Simpson |
| Given Name | William V. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | St Paul City |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Betty Simpson | Daughter | — | 8 | ~1922 |
| A Simpson | Head | — | 56 | ~1874 |
| Grace Simpson | Other | — | 49 | ~1881 |
| W Simpson | Son | — | 22 | ~1908 |
| Maurice Simpson | Son | — | 20 | ~1910 |
| William Simpson | Son | — | 19 | ~1911 |
Census Appearances
1920
Ramsey, Minnesota
Son, age 8
Ramsey, Minnesota · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Ramsey, Minnesota
Son, age 19
Ramsey, Minnesota · implied b. ~1911 — 6 household members
| Surname | Simpson |
| Given Name | William V. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Ramsey-County, Minnesota
Head, age 30
Ramsey-County, Minnesota · implied b. ~1910 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sampson |
| Given Name | William T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Occupation | Chairman |
| Industry | Employees Group |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 622 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Simpson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Simpson (~0.92 confidence) and father A Simpson (~0.92 confidence) and mother Grace Simpson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Simpson
b. ~1872
Source father
● Household
· direct · ~0.92
Father
A Simpson
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Grace Simpson
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Simpson
Son · 1930 · age 19 · b. ~1911 · Minnesota
★ You are viewing this record
Sibling
Betty Simpson
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
W Simpson
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maurice Simpson
Sibling · 1930 · age 20
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
1930 US Federal Census — Ramsey, Minnesota
Open full size
1930 US Federal Census — Ramsey, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1120:0579)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William H. Forsythe | 38 | Head | Manager | Minnesota |
| 2 | Mabel M. Forsythe | 34 | Wife-H | — | North Dakota |
| 3 | Joyce Forsythe | 7 | Daughter | — | Minnesota |
| 4 | William P. Forsythe | 1 | Son | — | Minnesota |
| 5 | Marybelle D. Murphy | 24 | Lodger | Grad Nurse | Minnesota |
| 6 | Rodney B. Harvey | 39 | Head | Instructor | Indiana |
| 7 | Helen W. Harvey | 38 | Wife-H | — | Massachusetts |
| 8 | R. Bryce Harvey | 8 | Son | — | Minnesota |
| 9 | Rhoda B. Harvey | 4 | Daughter | — | Minnesota |
| 10 | Maria E. Whittier | 79 | Mother-in-law | — | Connecticut |
| 11 | Walter D. Johnson | 24 | Head | Clerk | Minnesota |
| 12 | Florence H. Johnson | 21 | Sister | Stenographer | Minnesota |
| 13 | Alice E. Johnson | 18 | Sister-H | — | Minnesota |
| 14 | Robert H. Johnson | 16 | Brother | — | Minnesota |
| 15 | Hulda P. Moe | 35 | Lodger | Dressmaker | Wisconsin |
| 16 | Clarence E. Steinbauer | 24 | Head | Research In Agriculture | Minnesota |
| 17 | Frances M. Steinbauer | 21 | Wife-H | — | Minnesota |
| 18 | Carl L. Williams | 33 | Head | Lumber Scaler | Nebraska |
| 19 | Cecilia F. Williams | 29 | Wife-H | — | Pennsylvania |
| 20 | John W. Williams | 7 | Son | — | Minnesota |
| 21 | Edna M. Williams | 30 | Head-HR | Machine Operator | Nebraska |
| 22 | Mernie E. Williams | 24 | Sister | Stenographer | Minnesota |
| 23 | Michael W. O'Boyle | 39 | Head | Marshal | Wisconsin |
| 24 | Mary L. O'Boyle | 36 | Wife-H | — | Montana |
| 25 | Robert S. O'Boyle | 9 | Son | — | Minnesota |
| 26 | John A. O'Boyle | 7 | Son | — | Minnesota |
| 27 | Roger M. O'Boyle | 5 | Son | — | Minnesota |
| 28 | Carol J. O'Boyle | 3 | Son | — | Minnesota |
| 29 | Houston J. Shaull | 47 | Head | Proprietor | Ohio |
| 30 | Anna G. Shaull | 46 | Wife-H | Sales Clerk | Iowa |
| 31 | Frank L. Nason | 62 | Head-H | Blacksmith | Maine |
| 32 | Charlton A. Lathrop | 49 | Head | Commercial Traveler | Vermont |
| 33 | Edith M. Lathrop | 55 | Wife-H | — | Canada-Eng |
| 34 | Connie R. Lathrop | 16 | Daughter | — | Minnesota |
| 35 | Helen A. Chapin | 30 | Step daughter | Bookkeeper | Minnesota |
| 36 | James C. Peterson | 32 | Lodger | — | Norway |
| 37 | Christian Nothund | 40 | Lodger | — | Norway |
| 38 | A. Jerome Simpson | 56 | Head | Optometrist | Minnesota |
| 39 | Grace A. Simpson | 49 | Wife-H | — | Minnesota |
| 40 | W. Harris Simpson | 22 | Son | — | Minnesota |
| 41 | Maurice E. Simpson | 20 | Son | — | Minnesota |
| 42 | William V. Simpson THIS PERSON | 19 | Son | — | Minnesota |
| 43 | Betty L. Simpson | 8 | Daughter | — | Minnesota |
| 44 | Anna Tyson | 51 | Head-HR | — | Wisconsin |
| 45 | Marjorie A. Tyson | 29 | Daughter | Chemist | Wisconsin |
| 46 | Constance A. Tyson | 27 | Daughter | Teacher | Minnesota |
| 47 | Marvin D. Tyson | 17 | Son | Apprentice | Minnesota |
| 48 | Marian A. Tyson | 15 | Daughter | — | Minnesota |
| 49 | Delores G. Tyson | 10 | Daughter | — | Minnesota |
| 50 | Lloyd O. Matson | 20 | Lodger | Gardener | Minnesota |
Pedigree Summary
William + 3 siblings
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 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)