McHenry County · Chicago-Naperville-Elgin · population 41,513
Where Crystal Lake stands
At or near all-time high. home values up 4.6% in the last year. averaging 7.4% annual growth over 5 years.
Home value trajectory · last 10 years
Zillow ZHVI · monthlyLifestyle scores
Scores are heuristic estimates from population density, state, and known transit/walkable cities. Not based on a paid Walk Score / Transit Score API — see methodology for the formula.
Rent trajectory · last 5 years
Zillow ZORI · monthlyHome value vs rent · indexed to 100
Both rebased at first month of ZORI data (~2015)Rent vs buy
At a 14.0 price-to-rent ratio, buying generally beats renting in Crystal Lake on a long-enough horizon. The headline math is that one year of mortgage payments approximates 14.0 years of rent — well below the 15+ threshold where ownership starts to dominate.
How the momentum score breaks down
methodology →Crystal Lake has averaged 7.4% annual appreciation over five years and the trend is still live (+4.6% in the last 12 months). When a momentum trade keeps working, the simplest explanation is usually correct: more people want in.
Crystal Lake's bear case is the boring one: the cycle is real and any market that's run hard can stall. Watch for slowing population growth, rising days-on-market, or builder discounts as the early warning signals.
About Crystal Lake
Crystal Lake is a city in McHenry County, Illinois, with an estimated population of 41,513. It anchors the Chicago-Naperville-Elgin metro area. The population grew 0.8% annually from 2020 to 2024, a moderate gain. The median home value in Crystal Lake is $380,318 as of 2026-04, up 4.6% over the last 12 months. Over the last five years, home values have averaged +7.4% annual growth, with prices at or near the 5-year peak. Rents in Crystal Lake average $2,258 per month, roughly flat year-over-year (+2.5%). The composite momentum score is 73 of 100 (Rising). The market is healthy with prices supported by underlying demand.
▲ Bull case
▼ Bear case
About Crystal Lake (Wikipedia)
Crystal Lake is a city in McHenry County, Illinois, United States. Named after a lake 1.6 miles (2.6 km) southwest of the city's downtown, Crystal Lake is 45 miles (72 km) northwest of Chicago. The population was 40,269 as of the 2020 census. Crystal Lake is the most populous city in McHenry County, part of the Chicago metropolitan area.
Source: Wikipedia · this summary is contributed and licensed under CC-BY-SA.
Playbook
You're not in a frenzy but you're not getting bargains either. Make a competitive offer with normal inspection terms. Don't lowball — the listing will move with or without you.
Price at fair market value; expect movement in 30-45 days. Don't get clever with terms (rent-back, contingencies) — buyers in a Rising market have options.
Appreciation tailwind exists but cash flow requires discipline on price. Run the numbers conservatively and confirm rent comps before committing.
Local safety & alerts
No active National Weather Service alerts for McHenry County right now.
Public-safety links are official .gov sources, not curated by us. McHenry County routes NWS alerts; check the state EM portal for non-weather emergencies.
Cities like Crystal Lake
Run the numbers for Crystal Lake
Sources: Zillow ZHVI (home values), Zillow ZORI (rents), US Census ACS + place population. Updated when source agencies publish revisions.
Climate & natural-disaster risk
State-level averages from NOAA Climate Normals (1991-2020) and FEMA National Risk Index. City-level conditions can vary significantly within a state.
Local sports teams
Major professional teams the Chicago-Naperville-Elgin area cheers for. Detailed stats, schedules, and player pages on intherafters.com.
Current weather
Find rentals & listings
Open current Crystal Lake listings on the major real-estate sites.
Links open the live search on the destination site — results are always current.
Local news & community
Latest news
- Matthew Thurow Obituary – Crystal Lake, ILDignity Memorial · 14h ago
- John Karr Obituary (1930 – 2026) – Crystal Lake, IL – Northwest HeraldLegacy obituary · 15h ago
- Crystal Lake Central Girls Lacrosse ScheduleMaxPreps · 2d ago
- Home Explosion Leaves 1 Dead, 2 Injured: Fire OfficialsPatch · 2d ago
- Man, woman found dead inside parked car in Crystal Lake, IllinoisMSN · 5d ago
- 103 E Crystal Lake Ave Unit D, Crystal Lake, IL 60014Realtor.com · 1w ago
Local chatter (Reddit)
Updated 2026-05-21 from Google News + Reddit RSS. Headlines link to original sources.
Local economy & environment
Humidity is annual average relative humidity (NOAA). Income is Census ACS 5-year estimate. Industries are largest employment sectors statewide (BLS); the local mix in a given city may vary.
Cities similar to Crystal Lake
Explore other places with comparable momentum or affordability.