MC
Mabel Clark — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Dubuque, Iowa
Our Model Tree links this Mabel Clark across the 1920, 1930 and 1940 US Censuses in Dubuque, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 5-person household.
Age 44
b. ~1886
Female
Spouse
Born: Iowa
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Dubuque, Iowa |
| Surname | Clark |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 33 |
| Father's Birthplace | North Ireland |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Cascade Town |
| Est. Birth Year | ~1886 |
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 Mabel | Age | Birth yr |
|---|---|---|---|---|
| Harold Clark | Head | — | 44 | ~1886 |
| Mabel Clark | Spouse | — | 44 | ~1886 |
| Thomas Clark | Son | — | 9 | ~1921 |
| Sheila Clark | Daughter | — | 6 | ~1924 |
| Richard Crawford | Other | — | 91 | ~1839 |
Census Appearances
1920
Dubuque, Iowa
Spouse, age 34
Dubuque, Iowa · implied b. ~1886 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Dubuque, Iowa
Spouse, age 44
Dubuque, Iowa · implied b. ~1886 — 5 household members
| Surname | Clark |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 33 |
| Father's Birthplace | North Ireland |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Dubuque-County, Iowa
Other, age 54
Dubuque-County, Iowa · implied b. ~1886 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clarke |
| Given Name | Mabel |
| Relationship to Head | Sister-in-law |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| 1935 Residence (City) | Cascade Town |
| 1935 Residence (County) | Dubuque |
| Hours Worked | 8 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Mabel Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mabel Clark
Spouse · 1930 · age 44 · b. ~1886 · Iowa
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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 — Dubuque, Iowa
Open full size
1930 US Federal Census — Dubuque, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel653:0591)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thos E Moore | 73 | Head | — | Connecticut |
| 2 | Lawrence Hottakoff | 36 | Head | Manager | Iowa |
| 3 | Ester M Hottakoff | 28 | Wife | — | Iowa |
| 4 | Gerald R Hottakoff | 9 | Son | — | Iowa |
| 5 | Richard Mildred Hottakoff | 16 | Sister-in-law | — | Iowa |
| 6 | Glenny Greif | 36 | Head | Clerk | Iowa |
| 7 | Elizabeth Greif | 32 | Wife | — | Iowa |
| 8 | Paul R Greif | 6 | Son | — | Iowa |
| 9 | Richard J Greif | 3 | Son | — | Iowa |
| 10 | Albert J Gray | 41 | Head | Mechanic | Iowa |
| 11 | Mary H Gray | 44 | Wife | — | Iowa |
| 12 | Julia L Gray | 16 | Daughter | — | Iowa |
| 13 | Joseph J Biaonni | 42 | Head | Merchant | Iowa |
| 14 | Elizabeth R Biaonni | 42 | Wife | — | Iowa |
| 15 | James J Biaonni | 14 | Son | — | Iowa |
| 16 | Althea M Biaonni | 11 | Daughter | — | Iowa |
| 17 | Anna C Sullivan | 68 | Head | — | Pennsylvania |
| 18 | Nelson B Bliss | 35 | Son-in-law | Commercial T | Ohio |
| 19 | Harriet Bliss | 31 | Daughter | — | Iowa |
| 20 | Clarence Rexenford | 47 | Head | Assistant Cashier | Iowa |
| 21 | Rose M Rexenford | 46 | Wife | — | Iowa |
| 22 | Harold J Rexenford | 10 | Son | — | Iowa |
| 23 | Harold E Clark | 44 | Head | Dentist | Canada English |
| 24 | Mabel Clark THIS PERSON | 44 | Wife | — | Iowa |
| 25 | Thomas P Clark | 9 | Son | — | Iowa |
| 26 | Sheila E Clark | 6 | Daughter | — | Iowa |
| 27 | Richard D Crawford | 91 | Father-in-law | — | Northern Ireland |
| 28 | John F Mcalister | 44 | Head | Laborer | Iowa |
| 29 | Florence G Mcalister | 41 | Wife | — | Iowa |
| 30 | John R Mcalister | 13 | Son | — | Iowa |
| 31 | Virginia M Mcalister | 12 | Daughter | — | Iowa |
| 32 | Lucille G Mcalister | 10 | Daughter | — | Iowa |
| 33 | Earl L Mcalister | 8 | Son | — | Iowa |
| 34 | James M Mcalister | 6 | Son | — | Iowa |
| 35 | Joseph Dixon | 64 | Head | Laborer | Iowa |
| 36 | Ellen Dixon | 63 | Wife | — | Iowa |
| 37 | John Graham | 50 | Head | Fireman | Northern Ireland |
| 38 | Rose P Graham | 42 | Wife | — | Iowa |
| 39 | Ralph J Graham | 17 | Son | — | Iowa |
| 40 | Edna E Graham | 15 | Daughter | — | Iowa |
| 41 | Alice G Graham | 12 | Daughter | — | Iowa |
| 42 | Kathryn G Graham | 10 | Daughter | — | Iowa |
| 43 | Margaret E Graham | 8 | Daughter | — | Iowa |
| 44 | Robert J Graham | 6 | Son | — | Iowa |
| 45 | Mildred J Graham | 4 | Daughter | — | Iowa |
| 46 | John E Graham | 2 | Son | — | Iowa |
| 47 | E J Derogue | 33 | Head | Fireman | Illinois |
| 48 | Marjorie Derogue | 30 | Wife | — | Iowa |
| 49 | Marion E Derogue | 11 | Daughter | — | Iowa |
| 50 | Catherine P Derogue | 8 | Daughter | — | Iowa |
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)