Two Models, Different Mandates
Senior Activity Centres (SACs) have operated in Singapore since the 1990s. They were established primarily as drop-in centres for older residents — particularly those living alone — to provide basic social contact, meals, and welfare monitoring. Most SACs are located within HDB void decks or ground-floor units in older blocks, managed by voluntary welfare organisations (VWOs) under contracts with the Ministry of Social and Family Development (MSF).
Active Ageing Centres (AACs) are a more recent model, rolled out from around 2019 onward under the Ministry of Health's Aging-in-Place strategy. AACs are designed to do more than monitor and feed: they are expected to actively engage older residents in physical activity, social connection, and where appropriate, link them to health and care resources. The mandate is more ambitious than the SAC model and comes with a different funding structure and accountability framework.
The government intends for AACs to progressively replace SACs as the primary community touchpoint for older residents in HDB estates. The transition is ongoing, and in many estates, both types operate simultaneously in different blocks.
What SACs Typically Offer
A Senior Activity Centre in an HDB void deck generally provides:
- A fixed location where older residents, particularly those living alone, can drop in during operating hours (typically 8 AM to 5 PM on weekdays)
- Subsidised or free meals, often prepared at a central kitchen and delivered to the centre
- Regular welfare checks on frail or isolated seniors who do not attend in person
- Basic social activities — card games, festive celebrations, simple group exercises
- Referral to social services, including ComCare, for residents in financial difficulty
SAC staff are typically trained in social care but are not medical professionals. They are alert to signs of deterioration in regular attendees and are expected to escalate concerns to social workers or healthcare providers. The centres serve a quiet but consequential function as an early warning system for vulnerable older residents who might otherwise go unnoticed.
Registered Elderly Living Alone
Many SACs maintain a register of elderly residents in the surrounding blocks who live alone. Staff or volunteers make periodic welfare calls or visits to those on the register. The frequency varies by centre capacity and the resident's assessed level of vulnerability. Families who are concerned about an older relative living alone can ask the nearest SAC to add them to this register.
What Active Ageing Centres Offer
AACs are operationally more intensive than SACs. Their expected activities include:
- Structured group exercise sessions, including falls prevention programmes based on evidence-based protocols
- Cognitive engagement activities — memory exercises, art and craft, reading groups
- Health screenings in coordination with polyclinics and community health teams
- Befriending and volunteer coordination, connecting older residents with trained befrienders for regular social contact
- Active referral into the care continuum — linking residents to home care, day rehabilitation, or specialist services as needed
The falls prevention aspect is particularly significant. Falls are among the leading causes of hospitalisation for older adults in Singapore. A well-run AAC with a consistent falls prevention exercise programme — such as the Otago Exercise Programme adapted for group settings — provides meaningful risk reduction for participants who attend regularly. The challenge is participation rates: reaching the most isolated residents requires outreach beyond the walls of the centre.
Physical Location and Access
Both SACs and AACs are typically located at ground level within or immediately adjacent to HDB blocks. The rationale is deliberate: placing them where older residents already live removes the barrier of needing to travel. A resident who lives on the 8th floor of a block with a void deck SAC needs only to take the lift down to attend.
In practice, the condition of the void deck space varies significantly between estates and blocks. Some centres occupy well-maintained, air-conditioned units. Others are in spaces that receive little ventilation and are visually uninviting. The physical environment affects attendance, and this is an acknowledged challenge in the sector.
Finding the Nearest Centre
The Agency for Integrated Care maintains an online directory of SACs and AACs by postal code, accessible through the AIC's care finder. Residents can also ask at their nearest polyclinic, which typically has a Social Work team familiar with community resources in the surrounding estate.
Not every HDB block has a ground-floor SAC or AAC. Coverage depends on the estate and the density of older residents in the area. In newer estates, AAC coverage is being built in from planning. In mature estates, the transition from SAC to AAC is ongoing.
Charges and Eligibility
Most SAC and AAC activities are free or heavily subsidised. Means testing is generally not a barrier to access — centres are intended to be universally available to older residents in their catchment area. Subsidised meal charges at SACs typically run below $2 per meal for eligible residents.
For AACs, some specialist programmes may carry a nominal fee, but the core offerings — exercise classes, social activities, befriending — are typically free. Operators receive funding from the Ministry of Health against a set of service deliverables, which means their income is not dependent on charging participants.
The Role of Volunteers
Both SAC and AAC operations rely significantly on volunteers. Befrienders — individuals who commit to regular social visits or calls with isolated older residents — are typically recruited and trained by the centre and matched with residents on the welfare register. The matching process tries to account for language compatibility, since many older HDB residents are more comfortable speaking Mandarin, Hokkien, Malay, or Tamil than English.
Corporate volunteer groups, student volunteer programmes, and individual community members all contribute to the volunteer pool. Centres with active volunteer coordinators tend to run more varied programmes and reach more residents than those relying solely on paid staff.
Coordination with Healthcare
One of the stated aims of the AAC model is to sit within an integrated care system rather than operating in isolation. In practice, this means AAC staff are expected to have working relationships with the nearest polyclinic, the regional community hospital, and the home care operators serving the same estate.
When an AAC staff member notices that a regular attendee has declined — showing signs of cognitive change, unplanned weight loss, or increasing difficulty with movement — the expectation is that this observation feeds into a care review involving the appropriate clinical team. The quality of this coordination varies. In estates where the AAC operator has an established relationship with the polyclinic, transitions are smoother. Where those relationships are still being built, the gap between community and clinical care remains a challenge.
Sources: Agency for Integrated Care, Ministry of Social and Family Development, Ministry of Health Singapore