Research workspace

Wilmette, IL · records as of 2026-09-04

Washington Ave, Wilmette

Every mapped parcel on Washington Ave, in house-number order. Open an address for its full record — sales, permits, appeals, and the owner of record.

Parcels
284
Median assessed
$114,001
public record
Median est. market value
$1,124,000
model estimate
Sold in the last 2 years
20
median year built 1926
AddressUseBuiltBuildingLotAssessedLast salePermits
315 Washington AveR-1 · 2 Story19183,419 sq ft13,530 sq ft$158,8512026-01-07—
320 Washington AveR-2 · 2 Story20124,081 sq ft8,985 sq ft$180,0002022-05-27—
321 Washington AveR-1 · 2 Story19412,564 sq ft13,530 sq ft$134,2462006-06-01—
325 Washington AveR-2 · 1.5 Story19242,762 sq ft8,250 sq ft$129,0012017-08-25—
329 Washington AveR-2 · 2 Story19241,942 sq ft8,910 sq ft$93,2192021-03-10—
332 Washington AveR-2 · 2 Story19131,992 sq ft5,243 sq ft$96,959——
333 Washington AveR-1 · 2 Story19143,692 sq ft9,900 sq ft$156,7062014-04-30—
337 Washington AveR-2 · 2 Story19151,830 sq ft8,745 sq ft$100,000——
338 Washington AveR-2 · 2 Story19162,160 sq ft7,865 sq ft$106,2802016-10-13—
343 Washington AveR-2 · 1 Story19191,928 sq ft8,250 sq ft$128,0012025-07-204
344 Washington AveR-2 · 2 Story19212,042 sq ft8,640 sq ft$108,9842022-12-051
347 Washington AveR-1 · 2 Story19203,721 sq ft9,900 sq ft$167,9922012-05-01—
348 Washington AveR-2 · 2 Story19033,026 sq ft7,975 sq ft$137,5482005-10-01—
400 Washington AveR-1 · 2 Story19252,651 sq ft9,000 sq ft$126,1712017-06-221
403 Washington AveR-1 · 2 Story19124,088 sq ft9,000 sq ft$199,0002023-01-17—
406 Washington AveR-1 · 1.5 Story19213,763 sq ft9,000 sq ft$127,0882004-07-01—
407 Washington AveR-2 · 2 Story19082,769 sq ft8,250 sq ft$149,0012005-09-01—
410 Washington AveR-1 · 1 Story19192,160 sq ft9,000 sq ft$93,7972017-07-14—
411 Washington AveR-2 · 2 Story19102,573 sq ft8,250 sq ft$112,983——
414 Washington AveR-1 · 1.5 Story19203,092 sq ft9,000 sq ft$122,1032011-12-01—
415 Washington AveR-2 · 2 Story19083,577 sq ft8,250 sq ft$158,9712021-05-262
419 Washington AveR-1 · 2 Story19182,852 sq ft9,000 sq ft$143,7862004-05-01—
420 Washington AveR-1 · 2 Story19222,832 sq ft9,000 sq ft$155,0002018-07-09—
424 Washington AveR-1 · 2 Story19203,831 sq ft9,000 sq ft$154,0602018-06-221
425 Washington AveR-1 · 2 Story19133,911 sq ft9,000 sq ft$163,9842015-03-13—
428 Washington AveR-1 · 2 Story19232,783 sq ft9,000 sq ft$127,4062014-06-231
431 Washington AveR-1 · 2 Story19123,762 sq ft11,250 sq ft$169,6252023-07-201
501 Washington AveR-1 · 2 Story19092,176 sq ft9,000 sq ft$112,047——
502 Washington AveR-1 · 2 Story18993,137 sq ft9,000 sq ft$155,0752020-07-15—
506 Washington AveR-2 · 2 Story19202,700 sq ft7,500 sq ft$123,8432020-10-09—
507 Washington AveR-2 · 2 Story20133,460 sq ft7,500 sq ft$204,6062012-03-01—
510 Washington AveR-2 · 2 Story19123,478 sq ft7,500 sq ft$150,0002009-06-01—
511 Washington AveR-2 · 2 Story19072,558 sq ft7,500 sq ft$154,1692021-03-163
514 Washington AveR-2 · 2 Story20003,216 sq ft7,500 sq ft$169,6742015-06-24—
515 Washington AveR-2 · 2 Story19084,162 sq ft7,500 sq ft$172,8342016-05-06—
518 Washington AveR-2 · 2 Story19132,318 sq ft7,500 sq ft$116,631——
519 Washington AveR-2 · 2 Story19062,857 sq ft7,500 sq ft$135,0002013-08-14—
522 Washington AveR-2 · 2 Story19103,204 sq ft7,500 sq ft$167,0002011-07-01—
523 Washington AveR-2 · 2 Story19093,194 sq ft7,500 sq ft$165,4702023-03-28—
526 Washington AveR-2 · 2 Story19093,521 sq ft7,500 sq ft$175,0002021-08-041
527 Washington AveR-2 · 2 Story19142,252 sq ft7,500 sq ft$104,8842006-02-012
530 Washington AveR-1 · 2 Story19062,800 sq ft9,000 sq ft$150,0002015-03-11—
531 Washington AveR-1 · 2 Story19132,977 sq ft9,000 sq ft$142,0002018-03-141
601 Washington AveR-1 · 2 Story19053,120 sq ft9,450 sq ft$156,7302023-09-30—
602 Washington AveR-1 · 2 Story19082,982 sq ft9,450 sq ft$145,609——
606 Washington AveR-2 · 2 Story20203,572 sq ft7,500 sq ft$210,5282020-08-14—
607 Washington AveR-2 · 2 Story19092,954 sq ft7,500 sq ft$136,1282011-08-01—
610 Washington AveR-2 · 2 Story19003,087 sq ft7,500 sq ft$139,3352019-05-202
611 Washington AveR-1 · 2 Story20004,243 sq ft11,250 sq ft$215,8532001-01-01—
617 Washington AveR-2 · 2 Story19053,132 sq ft7,500 sq ft$140,447——

Decisions and source context

Follow reviewed public decisions in Wilmette, including funding, conditions and the records still needed to establish completion.

Town decision trackerSource and calculation methods
cook countyrecords

Independent research into local decisions and property records, with links to official municipal, county, state and federal sources. Not affiliated with any government. Estimates and unresolved questions are labeled. Wilmette property release: refreshed 2026-09-04 · assessor records 2026-09-01 · Board decisions through 2026-06-09.