Zip lookup · IL

61277
Prophetstown, Illinois.

Prophetstown, Whiteside County, IL · Sterling, IL metro · population 3,054

What it costs per month · 61277 $900/mo

to buy the typical home at today's mortgage rate — +$468 (+108%) since Jan 2020.

What the home itself did
1 year
Up $11,423 +7%
$160,002$171,425 since Sep 2025
5 years
Up $42,276 +33%
$129,149$171,425 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$500 $1,000 $1,500 $2,000 2002 2006 2010 2014 2018 2022 2026 61277 $900 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 61277$900
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 12 years.

Typical home values in zip 61277 rose 7.1% over the past year — faster than the nation's +1.2%.

This zip spans 2 counties: Whiteside County, IL 60% · Henry County, IL 40%

Zillow also publishes an index for the city itself: Prophetstown, IL — measured over the city limits, which is a different area from this zip.

Typical home value $171,425 as of Sep 2026
+7.1%year on year

Typical home value — 61277

Mid-tier homes, smoothed and seasonally adjusted.

$100,000 $200,000 $300,000 2018 2020 2022 2024 2026 61277 $171,425 Sterling $146,821 United States $366,157
$100,000 $200,000 $300,000 2018 2022 2026
  • 61277$171,425
  • Sterling$146,821
  • United States$366,157

Within 20 miles

Miles sorted ascending, activate to sort descending Zip activate to sort by Zip City activate to sort by City Population activate to sort by Population Rent activate to sort by Rent Home value activate to sort by Home value
7.5 61283 Tampico 1,269 — $130,604
8.7 61261 Lyndon 656 — $123,254
9.5 61250 Erie 2,781 — $175,983
11.3 61251 Fenton 377 — $233,186
12.9 61234 Annawan 1,116 — $177,293
14.7 61071 Rock Falls 13,581 $825 $122,143
14.9 61235 Atkinson 1,283 — $189,677
14.9 61254 Geneseo 12,135 — $247,915
15.1 61257 Hillsdale 844 — $164,216
15.7 61270 Morrison 6,912 — $173,151
15.9 61361 Sheffield 1,417 — $145,581
17.3 61230 Albany 1,039 — $168,821
17.4 61376 Walnut 1,894 — $154,155
18.9 61275 Port Byron 4,253 — $305,428
19.1 61242 Cordova 1,135 — $231,087
19.2 61252 Fulton 5,437 — $163,212
19.4 61081 Sterling 20,844 — $145,946

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.