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Mary Larson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · King, Washington
Our Model Tree links this Mary Larson across the 1930 and 1940 US Censuses in King, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 8-person household.
Age 39
b. ~1891
Female
Spouse
Born: Washington
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | King, Washington |
| Surname | Larson |
| Given Name | Mary S |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 18 |
| Father's Birthplace | Canada |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Carnation Precinct |
| Est. Birth Year | ~1891 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eleanor Larson | Daughter | — | 14 | ~1916 |
| Irma Larson | Daughter | — | 4 | ~1926 |
| Velma Larson | Daughter | — | 6 | ~1924 |
| Hazel Larson | Daughter | — | 17 | ~1913 |
| William Larson | Head | — | 41 | ~1889 |
| John Larson | Son | — | 8 | ~1922 |
| Healy Larson | Son | — | 15 | ~1915 |
| Mary Larson | Spouse | — | 39 | ~1891 |
Census Appearances
1930
King, Washington
Spouse, age 39
King, Washington · implied b. ~1891 — 8 household members
| Surname | Larson |
| Given Name | Mary S |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 18 |
| Father's Birthplace | Canada |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Head, age 49
King-County, Washington · implied b. ~1891 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Mabel |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Widowed |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Occupation | House Keeper |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 330 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Larson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Larson
Spouse · 1930 · age 39 · b. ~1891 · Washington
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — King, Washington
Open full size
1930 US Federal Census — King, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2489unitrs:0971)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Steve G Zarana | 18 | Head | Farm Laborer | Washington |
| 52 | Paul J Zarana | 17 | Son | Farm Laborer | Washington |
| 53 | Healy G Simms | 31 | Head | Rigging Man | Minnesota |
| 54 | Bertha Simms | 30 | Wife | — | Canada |
| 55 | George E Simms | 67 | Head | Carpenter | Canada |
| 56 | Mabel A Simms | 61 | Wife | — | Minnesota |
| 57 | Verne A Simpson | 44 | Head | Canneryman | Illinois |
| 58 | Eva A Simpson | 43 | Wife | — | Missouri |
| 59 | Russell W Simpson | 21 | Son | Mechanic | Washington |
| 60 | Kenneth B Simpson | 16 | Son | — | Washington |
| 61 | Carl W Orme | 48 | Head | Common Laborer | Iowa |
| 62 | Blanche Orme | 40 | Wife | — | Iowa |
| 63 | Harvey A Orme | 14 | Son | — | Washington |
| 64 | Elda A Orme | 13 | Daughter | — | Washington |
| 65 | David R Orme | 11 | Son | — | Washington |
| 66 | Alice A Orme | 10 | Daughter | — | Washington |
| 67 | Boyce C Orme | 9 | Son | — | Washington |
| 68 | Todd H Orme | 8 | Son | — | Washington |
| 69 | Ina A Orme | 5 | Daughter | — | Washington |
| 70 | Jesse R Patrick | 35 | Head | Scaler | Illinois |
| 71 | Vera B Patrick | 35 | Wife | — | California |
| 72 | Jesse R Jr Patrick | 9 | Son | — | Washington |
| 73 | Theodore J Patrick | 5 | Son | — | Washington |
| 74 | Donald R Patrick | 2 | Son | — | Washington |
| 75 | William H Larson | 41 | Head | Dairy Farmer | Washington |
| 76 | Mary S Larson THIS PERSON | 39 | Wife | — | Washington |
| 77 | Hazel V Larson | 17 | Daughter | — | Washington |
| 78 | Healy H Larson | 15 | Son | — | Washington |
| 79 | Eleanor L Larson | 14 | Daughter | — | Washington |
| 80 | John L Larson | 8 | Son | — | Washington |
| 81 | Velma I Larson | 6 | Daughter | — | Washington |
| 82 | Irma G Larson | 4 | Daughter | — | Washington |
| 83 | John G Brown | 48 | Head | Poultry Farmer | Missouri |
| 84 | Alice L Brown | 41 | Wife | — | Pennsylvania |
| 85 | Robert B Brown | 14 | Son | — | Washington |
| 86 | Mildred S Brown | 12 | Daughter | — | Washington |
| 87 | Margaret L Brown | 10 | Daughter | — | Washington |
| 88 | Jerome M Brown | 72 | Brother | Retired | Missouri |
| 89 | Jacob Deboer | 41 | Head | Common Laborer | Holland |
| 90 | Jannie Deboer | 38 | Wife | — | Holland |
| 91 | Edwin R Deboer | 15 | Son | — | Illinois |
| 92 | Gladys K Deboer | 13 | Daughter | — | Illinois |
| 93 | Lawrence J Deboer | 11 | Son | — | Illinois |
| 94 | Garrett L Deboer | 10 | Son | — | Illinois |
| 95 | Ernest Q Deboer | 8 | Son | — | Washington |
| 96 | Lealy H Deboer | 6 | Son | — | Washington |
| 97 | Hattie R Deboer | 4 | Daughter | — | Washington |
| 98 | Bettie J Deboer | 2 | Daughter | — | Washington |
| 99 | William Dammon | 79 | Head | Retired | England |
| 100 | Leonard A Davis | 42 | Head | Forest Ranger | Nebraska |
Related Census Records
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)