CondominiumResidential
1727 W Crystal Ln
MOUNT PROSPECT, IL 60056
2.89 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
Year BuiltThe year the home was originally built, according to county records.
Built 19807 floors74 units800–1,500 ft²
$19M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$253K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$217
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.
-18.1%vs the Mount Prospect ZIP median sale $/ft² ($265)
Sales Performance
$230K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
-14.1%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
4
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
5.4%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+5.0%per yeartypical hold 7.1 yrsfrom 47 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
19972002200620112014201820222026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
19972002200620112014201820222026
106 arms-length sales on record for this building.
Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
Every unit: size vs estimated valueEvery unit in the building as one dot: across is its size, up is our current value estimate, and color is its bedroom count. Vertical columns of dots are recurring floor plans; the height spread within a column shows how much floor, view and condition move prices for the same layout.
2 bd
2 bed
74 units$253K · $217/ft²
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
2 bd · 0 ba · 1,200 ft²
5 units$262K · $218/ft²
2 bd · 0 ba · 1,218 ft²
2 units$257K · $211/ft²
One-off layouts
67 units
Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.
$169K–$187K
2 units
$192K–$207K
6 units
$209K–$228K
7 units
$230K–$246K
19 units
$250K–$267K
15 units
$271K–$285K
15 units
$289K–$305K
7 units
$312K–$326K
3 units
Value by Floor & LineAverage estimated price per square foot by floor range, using unit numbers to infer floors. Higher floors usually price higher — the gap shows how much the view is worth here.
Floor 2
$211/ft²4 units · -3%
Floor 3
$259/ft²1 unit · +19%
Floors 4–5
$231/ft²3 units · +7%
Floor 6
$261/ft²1 unit · +20%
Floor 7
$226/ft²2 units · +4%
Ownership & Financing
Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.72%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.14%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.13.8 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.23%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.51%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$248,599
Median tax billThe middle annual property tax bill among the building's units.$3,180
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.1
Recent SalesThe latest recorded arms-length sales in the building, newest first.
Unit 602Sep 16, 2026$230,000Unit 311May 29, 2026$230,000Unit 607Apr 15, 2026$188,000Unit 208Jan 12, 2026$303,000Unit 308Aug 20, 2025$267,500$243/ft²Unit 212Jul 25, 2025$250,000Unit 705Apr 1, 2025$287,500Unit 308Feb 11, 2025$177,000$161/ft²Unit 706Nov 20, 2024$269,000Unit 707Nov 13, 2024$268,000$223/ft²
Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.
Climate Risk
Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.35
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
7
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
62
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
64
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
45
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Scores 0–100; higher = greater projected risk.
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyCOOK
PoolWhether the property has a pool, and what kind, such as in-ground.No
Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
MEH
Holmes Junior High SchoolC+
Middle · Grades 6–8 · 1.2 mi
Juliette Low Elementary SchoolC
Elementary · Grades KG–5 · 1.9 mi
Rolling Meadows High SchoolB+
High · Grades 9–12 · 3.4 mi
District: Community Consolidated School District 59
Neighborhood · ZIP 60056These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.124
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.43
Index scale: 100 = US average (tick). Lower is better.
Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.56,070
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,043 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$99,966
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,404
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%
All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.
1727 W Crystal Ln # 303b
2 bd · 870 ft²
1727 W Crystal Ln # 101
2 bd
1727 W Crystal Ln # 102
2 bd · 2 ba
1727 W Crystal Ln # 103
2 bd
1727 W Crystal Ln # 201
2 bd
1727 W Crystal Ln # 202
2 bd
1727 W Crystal Ln # 203
2 bd
1727 W Crystal Ln # 204
2 bd
1727 W Crystal Ln # 205
2 bd
1727 W Crystal Ln # 206
2 bd · 1,200 ft²
1727 W Crystal Ln # 207
2 bd · 1,200 ft²
1727 W Crystal Ln # 208
2 bd
1727 W Crystal Ln # 209
2 bd
1727 W Crystal Ln # 210
2 bd · 1,200 ft²
1727 W Crystal Ln # 211
2 bd · 1,500 ft²
1727 W Crystal Ln # 212
2 bd · 2 ba
1727 W Crystal Ln # 301
2 bd
1727 W Crystal Ln # 302
2 bd
1727 W Crystal Ln # 304
2 bd
1727 W Crystal Ln # 305
2 bd
1727 W Crystal Ln # 306
2 bd
1727 W Crystal Ln # 307
2 bd
1727 W Crystal Ln # 308
2 bd · 2 ba · 1,100 ft²
1727 W Crystal Ln # 309
2 bd
1727 W Crystal Ln # 310
2 bd
1727 W Crystal Ln # 311
2 bd · 2 ba
1727 W Crystal Ln # 312
2 bd
1727 W Crystal Ln # 401
2 bd
1727 W Crystal Ln # 402
2 bd
1727 W Crystal Ln # 403
2 bd
1727 W Crystal Ln Unit 404
2 bd · 1,218 ft²
1727 W Crystal Ln # 405
2 bd
1727 W Crystal Ln # 406
2 bd
1727 W Crystal Ln # 407
2 bd · 1,218 ft²
1727 W Crystal Ln # 408
2 bd
1727 W Crystal Ln # 409
2 bd
1727 W Crystal Ln # 410
2 bd
1727 W Crystal Ln # 411
2 bd
1727 W Crystal Ln # 412
2 bd
1727 W Crystal Ln # 501
2 bd
1727 W Crystal Ln # 502
2 bd · 1,200 ft²
1727 W Crystal Ln # 503
2 bd
1727 W Crystal Ln # 504
2 bd
1727 W Crystal Ln # 505
2 bd
1727 W Crystal Ln # 506
2 bd · 2 ba
1727 W Crystal Ln # 507
2 bd
1727 W Crystal Ln # 508
2 bd
1727 W Crystal Ln # 509
2 bd
1727 W Crystal Ln # 510
2 bd
1727 W Crystal Ln # 511
2 bd
1727 W Crystal Ln # 512
2 bd
1727 W Crystal Ln # 601
2 bd · 2 ba · 800 ft²
1727 W Crystal Ln # 602
2 bd
1727 W Crystal Ln # 603
2 bd
1727 W Crystal Ln # 604
2 bd
1727 W Crystal Ln # 605
2 bd · 2 ba
1727 W Crystal Ln # 606
2 bd
1727 W Crystal Ln # 607
2 bd
1727 W Crystal Ln # 608
2 bd
1727 W Crystal Ln # 609
2 bd
1727 W Crystal Ln # 610
2 bd
1727 W Crystal Ln # 611
2 bd · 2 ba
1727 W Crystal Ln # 612
2 bd
1727 W Crystal Ln # 701
2 bd
1727 W Crystal Ln # 702
2 bd
1727 W Crystal Ln # 703
2 bd · 830 ft²
1727 W Crystal Ln # 704
2 bd · 2 ba
1727 W Crystal Ln # 705
2 bd · 2 ba
1727 W Crystal Ln # 706
2 bd
1727 W Crystal Ln # 707
2 bd · 1,200 ft²
1727 W Crystal Ln # 708
2 bd
1727 W Crystal Ln # 709
2 bd
1727 W Crystal Ln # 710
2 bd
1727 W Crystal Ln # 711
2 bd
1727 W Crystal Ln # 712
2 bd
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
About 1727 W Crystal Ln
How many units are in 1727 W Crystal Ln, Mount Prospect, IL?
1727 W Crystal Ln, Mount Prospect, IL has 74 residential units across 7 floors, built in 1980, according to county assessor records.
What is a unit at 1727 W Crystal Ln, Mount Prospect, IL worth?
The median TopHap Estimate across the 74 units at 1727 W Crystal Ln, Mount Prospect, IL is $253,030. That works out to $217 per square foot. Units run from 800 to 1,500 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.
Is 1727 W Crystal Ln, Mount Prospect, IL expensive for Mount Prospect?
Units at 1727 W Crystal Ln, Mount Prospect, IL carry a median of $217 per square foot, 18% below the Mount Prospect median of $265 per square foot.
How often do units sell at 1727 W Crystal Ln, Mount Prospect, IL?
4 units at 1727 W Crystal Ln, Mount Prospect, IL sold in the last 12 months, out of 106 recorded arms-length sales all time. That is a turnover rate of 5.4% of the building per year. The median sale over that period was $230K.
Have units at 1727 W Crystal Ln, Mount Prospect, IL appreciated?
Across 47 repeat sales of the same unit, 1727 W Crystal Ln, Mount Prospect, IL returned a median 5.0% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 7.1 years.
What floor plans does 1727 W Crystal Ln, Mount Prospect, IL have?
The most common plan at 1727 W Crystal Ln, Mount Prospect, IL is a 2-bedroom of 1,200 square feet, repeated 5 times, with a median estimate of $261,952. TopHap identifies 2 recurring plans in the building.
More homes on W Crystal Ln
- 1727 W Crystal Ln # 602$230K2 bd · 2.89 ac · Sold $230K · Sep 2026
- 1717 W Crystal Ln # 512$250K2 bd · 2.34 ac · Sold $250K · Sep 2026
- 1717 W Crystal Ln # 603$192K1 bd · 2.34 ac · Sold $191K · Aug 2026
- 1717 W Crystal Ln # 702$272K2 bd · 1,100 ft² · Sold $271K · Aug 2026
- 1747 W Crystal Ln # 210$247K2 bd · 1,150 ft² · Sold $245K · Jul 2026
- 1717 W Crystal Ln # 310$298K4 bd · 2.34 ac · Sold $295K · Jul 2026
- 1777 W Crystal Ln # 307$284K2 bd · 2.06 ac · Sold $280K · Jun 2026
- 1777 W Crystal Ln # 602$279K2 bd · 2.06 ac · Sold $275K · Jun 2026
- 1727 W Crystal Ln # 311$234K2 bd · 2 ba · 2.89 ac · Sold $230K · May 2026
- 1717 W Crystal Ln # 701$315K3 bd · 2 ba · 1,600 ft² · Sold $308K · Apr 2026
- 1727 W Crystal Ln # 607$192K2 bd · 2.89 ac · Sold $188K · Apr 2026
- 1777 W Crystal Ln # 501$294K2 bd · 2 ba · 1,500 ft² · Sold $285K · Feb 2026
Closest homes
- 1727 W Crystal Ln$242K0 ft · 2 bd · 2.89 ac · Sold $180K · May 2022
- 1727 W Crystal Ln$267K0 ft · 2 bd · 2 ba · 2.89 ac · Sold $250K · Jul 2025
- 1727 W Crystal Ln$254K0 ft · 2 bd · 1,200 ft² · Sold $163K · May 2017
- 1727 W Crystal Ln$282K0 ft · 2 bd · 2.89 ac · Sold $218K · Mar 2006
- 1727 W Crystal Ln$272K0 ft · 2 bd · 2.89 ac · Sold $155K · Mar 2002
- 1727 W Crystal Ln$284K0 ft · 2 bd · 2 ba · 1,100 ft² · Sold $268K · Aug 2025
- 1727 W Crystal Ln$284K0 ft · 2 bd · 2.89 ac · Sold $159K · Jun 2002
- 1727 W Crystal Ln$298K0 ft · 2 bd · 1,200 ft² · Sold $268K · Nov 2024
More homes in Mount Prospect 60056
- 1400 N Yarmouth Pl$245K1 bd · 950 ft² · Sold $233K · Oct 2026
- 620 N Main St$370K3 bd · 1 ba · 1,080 ft² · Sold $330K · Oct 2026
- 730 Creekside Dr$380K2 bd · 1,800 ft² · Sold $365K · Oct 2026
- 1811 N Mura Ln$488K4 bd · 2.5 ba · 1,609 ft² · Sold $289K · Oct 2026
- 704 N Wilshire Dr$415K3 bd · 1.5 ba · 1,206 ft² · Sold $415K · Oct 2026
- 404 S See Gwun Ave$700K4 bd · 2.5 ba · 1,620 ft² · Sold $700K · Oct 2026
- 1400 N Yarmouth Pl$285K2 bd · 2 ba · 1,400 ft² · Sold $285K · Oct 2026
- 317 N Marcella Rd$600K4 bd · 2.5 ba · 1,898 ft² · Sold $551K · Oct 2026
- 919 N Boxwood Dr$161K1 bd · 3.71 ac · Sold $160K · Oct 2026
- 506 N Elmhurst Ave$549K3 bd · 1 ba · 1,239 ft² · Sold $575K · Oct 2026
- 114 N Elm St$602K3 bd · 1 ba · 992 ft² · Sold $560K · Oct 2026
- 1823 E Camp Mcdonald Rd$553K4 bd · 2.5 ba · 1,609 ft² · Sold $550K · Sep 2026
Assigned schools
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