Regency at The Woods of South Barrington — True Cost

Cook County residential assessment mechanics: Unlike all other Illinois counties that assess at 33.33% of market value, Cook County residential property is assessed at 10%. Tax rates are correspondingly higher, producing a net effective rate of ~2.0–2.5%. The practical effect: your assessed value on paper will be much lower than the home's market value, but the rate applied to it is calibrated to produce a similar total tax burden. Use the effective rate approach (purchase price × 2.2%) for budgeting rather than trying to work from the assessed value figure.

Regency at The Woods of South Barrington is the highest-priced 55+ community in northwest Cook County — Toll Brothers construction, South Barrington address, homes at $450K–$750K. South Barrington is one of the wealthiest municipalities in Illinois, with a village character defined by large lots, estate homes, and minimal commercial intrusion. The 55+ buyer at this community is typically downsizing from a larger nearby home and wants to stay in the same northwest Cook environment rather than moving to a different county.

The stay-in-Cook argument: Many buyers at Regency at The Woods have lived in northwest Cook for 20–30 years. Their doctors, social networks, family, and familiar services are all within a few miles. Moving to a lower-cost community in Will or McHenry County would save money on paper but cost something real in proximity to established relationships. That calculation is legitimate — it just should be made consciously rather than ignored.

Monthly Cost Breakdown

Cost Item	Est. Monthly (Low)	Est. Monthly (High)	Notes
HOA fee	$285	$320	Toll Brothers amenity center, pool, common areas
Property tax	$825	$1,375	Cook ~2.2% effective; on $450K–$750K homes
Lawn care	$120	$220	Larger South Barrington lots; owner responsibility
Homeowners insurance	$180	$280	High-value Toll construction; replacement cost is high
Utilities	$210	$350	Larger homes; not in HOA
Total monthly (excl. mortgage)	~$1,620	~$2,545

Cook County Tax by Home Value

Purchase Price	Annual Tax Est. (2.2%)	Monthly
$450,000	$9,900	$825
$550,000	$12,100	$1,008
$650,000	$14,300	$1,192
$750,000	$16,500	$1,375

Cook County Senior General Homestead Exemption provides $10,000 EAV reduction — larger than the ~$6,000 collar county exemption. Senior Assessment Freeze (SCAFP) at 65+ with income under $65K; income threshold may exclude some buyers at this price point. Annual re-application required.

10-Year Projection — $550K Home

Cost Item	10-Year Estimate
HOA fees (3% annual increase from $300/mo)	~$41,600
Property tax (~$12,100/yr)	~$125,600
Lawn care (~$165/mo)	~$19,800
Insurance (~$225/mo)	~$27,000
Utilities (~$275/mo)	~$33,000
Total non-mortgage cost (10 yr)	~$247,000

Questions on Regency at The Woods?

Connect with a Cook County buyer agent who knows the northwest Cook luxury 55+ segment and can pull current listings with full HOA disclosure documents.

Talk to an Agent