SC
Sarah Cunningham — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Sarah Cunningham across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 9-person household.
Age 58
b. ~1882
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Cunningham |
| Given Name | Sarah L |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1882 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Thomas Cunningham | Head | — | 59 | ~1881 |
| Thomas Cunningham | Son | — | 21 | ~1919 |
| Martin Cunningham | Son | — | 18 | ~1922 |
| Patricia Cunningham | Daughter | — | 14 | ~1926 |
| John Cunningham | Son | — | 21 | ~1919 |
| Robert Cunningham | Son | — | 9 | ~1931 |
| Clare Cunningham | Daughter | — | 16 | ~1924 |
| Vincent Cunningham | Son | — | 21 | ~1919 |
| Sarah Cunningham | Spouse | — | 58 | ~1882 |
Census Appearances
1930
Allegheny, Pennsylvania
Other, age 50
Allegheny, Pennsylvania · implied b. ~1880 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Sarah E |
| Relationship to Head | sister |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | milliner |
| Industry | Millinery store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Spouse, age 58
Allegheny-County, Pennsylvania · implied b. ~1882 — 9 household members
| Surname | Cunningham |
| Given Name | Sarah L |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Sarah Cunningham across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sarah Cunningham
Spouse · 1940 · age 58 · b. ~1882 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03661-00702)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Perry | 24 | Son | Armature Winder | Pennsylvania |
| 2 | Thomas Cunningham | 59 | Head | Armature Winder | Ireland |
| 3 | Sarah L Cunningham THIS PERSON | 58 | Wife | — | Pennsylvania |
| 4 | Thomas J Cunningham | 21 | Son | Advertising Clerk | Pennsylvania |
| 5 | John P Cunningham | 21 | Son | Truck Driver | Pennsylvania |
| 6 | Vincent P Cunningham | 21 | Son | Jewelry Messenger | Pennsylvania |
| 7 | Martin J Cunningham | 18 | Son | — | Pennsylvania |
| 8 | Clare Cunningham | 16 | Daughter | — | Pennsylvania |
| 9 | Patricia A Cunningham | 14 | Daughter | — | Pennsylvania |
| 10 | Robert J Cunningham | 9 | Son | — | Pennsylvania |
| 11 | John Egan | 62 | Head | Utility Man | Irish Free State |
| 12 | Theodore L Jacob | 29 | Son in law | Operator-Winder | Pennsylvania |
| 13 | Catherine Jacob | 24 | Daughter | — | Pennsylvania |
| 14 | Theodore C Jacob | 2 | Grandson | — | Pennsylvania |
| 15 | Edward P Jacob | 2 | Grandson | — | Pennsylvania |
| 16 | William Egan | 33 | Head | Sub Rail Carrier | Pennsylvania |
| 17 | Adelaide X Egan | 30 | Wife | — | Pennsylvania |
| 18 | John A Thornton | 71 | Head | Lumber Yard Layer | Tennessee |
| 19 | Ella B Thornton | 62 | Wife | — | Tennessee |
| 20 | Frances P Thornton | 19 | Daughter | Photo Retoucher | Tennessee |
| 21 | Harriette A Allen | 64 | Head | Public School Teacher | Pennsylvania |
| 22 | Mary J Allen | 66 | Sister | — | Pennsylvania |
| 23 | William Herman | 25 | Head | Baker | Pennsylvania |
| 24 | Ida Herman | 23 | Wife | — | Pennsylvania |
| 25 | Shirley Smith | 4 | Lodger | — | Pennsylvania |
| 26 | Stella M Matthews | 57 | Head | — | Pennsylvania |
| 27 | Ruth L Miller | 33 | Lodger | Stenographer | Pennsylvania |
| 28 | Irwin Rowland | 30 | Lodger | Bookkeeper | Pennsylvania |
| 29 | Herbert Sheeter | 34 | Lodger | Truck Driver | Pennsylvania |
| 30 | Charles Wenzel | 70 | Lodger | Undertaker | Pennsylvania |
| 31 | Walter Taylor | 45 | Head | Carpenter | Pennsylvania |
| 32 | Mabel Taylor | 43 | Wife | — | Pennsylvania |
| 33 | Peter Quinn | 47 | Head | Tractor Operator | Pennsylvania |
| 34 | Ella J Quinn | 44 | Wife | — | North Ireland |
| 35 | Ann J Quinn | 19 | Daughter | — | Pennsylvania |
| 36 | John J Quinn | 18 | Son | New Worker | Pennsylvania |
| 37 | Margaret Erickson | 44 | Lodger | Telephone Operator | Pennsylvania |
| 38 | Harold Mary | 34 | Head | Bread Salesman | Pennsylvania |
| 39 | Elizabeth Mary | 28 | Wife | — | Pennsylvania |
| 40 | Shirley M Mary | 2 | Daughter | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)